diff --git a/osu-framework b/osu-framework
index 1c80609e7a..a50dd75b11 160000
--- a/osu-framework
+++ b/osu-framework
@@ -1 +1 @@
-Subproject commit 1c80609e7aa686f4abdc82bcd6a8f03439463ce7
+Subproject commit a50dd75b114da963c75e6a5314099d99140035b8
diff --git a/osu.Desktop.VisualTests/Tests/TestCaseGamefield.cs b/osu.Desktop.VisualTests/Tests/TestCaseGamefield.cs
index 79616d777f..ede430478e 100644
--- a/osu.Desktop.VisualTests/Tests/TestCaseGamefield.cs
+++ b/osu.Desktop.VisualTests/Tests/TestCaseGamefield.cs
@@ -1,11 +1,11 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using System.Collections.Generic;
-using osu.Framework.Screens.Testing;
+using OpenTK;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.MathUtils;
+using osu.Framework.Screens.Testing;
 using osu.Framework.Timing;
 using osu.Game.Beatmaps;
 using osu.Game.Modes.Catch.UI;
@@ -14,7 +14,7 @@ using osu.Game.Modes.Objects;
 using osu.Game.Modes.Osu.Objects;
 using osu.Game.Modes.Osu.UI;
 using osu.Game.Modes.Taiko.UI;
-using OpenTK;
+using System.Collections.Generic;
 
 namespace osu.Desktop.VisualTests.Tests
 {
@@ -55,30 +55,26 @@ namespace osu.Desktop.VisualTests.Tests
                     Clock = new FramedClock(),
                     Children = new Drawable[]
                     {
-                        new OsuHitRenderer
+                        new OsuHitRenderer(beatmap)
                         {
-                            Beatmap = beatmap,
                             Scale = new Vector2(0.5f),
                             Anchor = Anchor.TopLeft,
                             Origin = Anchor.TopLeft
                         },
-                        new TaikoHitRenderer
+                        new TaikoHitRenderer(beatmap)
                         {
-                            Beatmap = beatmap,
                             Scale = new Vector2(0.5f),
                             Anchor = Anchor.TopRight,
                             Origin = Anchor.TopRight
                         },
-                        new CatchHitRenderer
+                        new CatchHitRenderer(beatmap)
                         {
-                            Beatmap = beatmap,
                             Scale = new Vector2(0.5f),
                             Anchor = Anchor.BottomLeft,
                             Origin = Anchor.BottomLeft
                         },
-                        new ManiaHitRenderer
+                        new ManiaHitRenderer(beatmap)
                         {
-                            Beatmap = beatmap,
                             Scale = new Vector2(0.5f),
                             Anchor = Anchor.BottomRight,
                             Origin = Anchor.BottomRight
diff --git a/osu.Desktop.VisualTests/Tests/TestCaseScoreCounter.cs b/osu.Desktop.VisualTests/Tests/TestCaseScoreCounter.cs
index f4b2afee08..be313efed3 100644
--- a/osu.Desktop.VisualTests/Tests/TestCaseScoreCounter.cs
+++ b/osu.Desktop.VisualTests/Tests/TestCaseScoreCounter.cs
@@ -1,20 +1,14 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using System;
-using osu.Framework.Screens.Testing;
+using OpenTK;
 using osu.Framework.Graphics;
+using osu.Framework.Graphics.Primitives;
 using osu.Framework.Graphics.Sprites;
 using osu.Framework.MathUtils;
+using osu.Framework.Screens.Testing;
 using osu.Game.Graphics.UserInterface;
-using osu.Game.Modes.Catch.UI;
-using osu.Game.Modes.Mania.UI;
-using osu.Game.Modes.Osu.UI;
-using osu.Game.Modes.Taiko.UI;
 using osu.Game.Modes.UI;
-using OpenTK;
-using OpenTK.Graphics;
-using osu.Framework.Graphics.Primitives;
 
 namespace osu.Desktop.VisualTests.Tests
 {
@@ -35,58 +29,26 @@ namespace osu.Desktop.VisualTests.Tests
                 Origin = Anchor.TopRight,
                 Anchor = Anchor.TopRight,
                 TextSize = 40,
-                Count = 0,
                 Margin = new MarginPadding(20),
             };
             Add(score);
 
-            ComboCounter standardCombo = new OsuComboCounter
+            ComboCounter comboCounter = new StandardComboCounter
             {
                 Origin = Anchor.BottomLeft,
                 Anchor = Anchor.BottomLeft,
                 Margin = new MarginPadding(10),
-                Count = 0,
                 TextSize = 40,
             };
-            Add(standardCombo);
+            Add(comboCounter);
 
-            CatchComboCounter catchCombo = new CatchComboCounter
-            {
-                Origin = Anchor.Centre,
-                Anchor = Anchor.Centre,
-                Count = 0,
-                TextSize = 40,
-            };
-            Add(catchCombo);
-
-            ComboCounter taikoCombo = new TaikoComboCounter
-            {
-                Origin = Anchor.BottomCentre,
-                Anchor = Anchor.Centre,
-                Position = new Vector2(0, -160),
-                Count = 0,
-                TextSize = 40,
-            };
-            Add(taikoCombo);
-
-            ManiaComboCounter maniaCombo = new ManiaComboCounter
-            {
-                Origin = Anchor.Centre,
-                Anchor = Anchor.Centre,
-                Position = new Vector2(0, -80),
-                Count = 0,
-                TextSize = 40,
-            };
-            Add(maniaCombo);
-
-
-            PercentageCounter accuracyCombo = new PercentageCounter
+            PercentageCounter accuracyCounter = new PercentageCounter
             {
                 Origin = Anchor.TopRight,
                 Anchor = Anchor.TopRight,
                 Position = new Vector2(-20, 60),
             };
-            Add(accuracyCombo);
+            Add(accuracyCounter);
 
             StarCounter stars = new StarCounter
             {
@@ -108,50 +70,27 @@ namespace osu.Desktop.VisualTests.Tests
 
             AddButton(@"Reset all", delegate
             {
-                score.Count = 0;
-                standardCombo.Count = 0;
-                taikoCombo.Count = 0;
-                maniaCombo.Count = 0;
-                catchCombo.Count = 0;
+                score.Current.Value = 0;
+                comboCounter.Current.Value = 0;
                 numerator = denominator = 0;
-                accuracyCombo.SetFraction(0, 0);
+                accuracyCounter.SetFraction(0, 0);
                 stars.Count = 0;
                 starsLabel.Text = stars.Count.ToString("0.00");
             });
 
             AddButton(@"Hit! :D", delegate
             {
-                score.Count += 300 + (ulong)(300.0 * (standardCombo.Count > 0 ? standardCombo.Count - 1 : 0) / 25.0);
-                standardCombo.Count++;
-                taikoCombo.Count++;
-                maniaCombo.Count++;
-                catchCombo.CatchFruit(new Color4(
-                    Math.Max(0.5f, RNG.NextSingle()),
-                    Math.Max(0.5f, RNG.NextSingle()),
-                    Math.Max(0.5f, RNG.NextSingle()),
-                    1)
-                );
+                score.Current.Value += 300 + (ulong)(300.0 * (comboCounter.Current > 0 ? comboCounter.Current - 1 : 0) / 25.0);
+                comboCounter.Increment();
                 numerator++; denominator++;
-                accuracyCombo.SetFraction(numerator, denominator);
+                accuracyCounter.SetFraction(numerator, denominator);
             });
 
             AddButton(@"miss...", delegate
             {
-                standardCombo.Roll();
-                taikoCombo.Roll();
-                maniaCombo.Roll();
-                catchCombo.Roll();
+                comboCounter.Current.Value = 0;
                 denominator++;
-                accuracyCombo.SetFraction(numerator, denominator);
-            });
-
-            AddButton(@"mania hold", delegate
-            {
-                if (!maniaHold)
-                    maniaCombo.HoldStart();
-                else
-                    maniaCombo.HoldEnd();
-                maniaHold = !maniaHold;
+                accuracyCounter.SetFraction(numerator, denominator);
             });
 
             AddButton(@"Alter stars", delegate
@@ -163,11 +102,8 @@ namespace osu.Desktop.VisualTests.Tests
             AddButton(@"Stop counters", delegate
             {
                 score.StopRolling();
-                standardCombo.StopRolling();
-                catchCombo.StopRolling();
-                taikoCombo.StopRolling();
-                maniaCombo.StopRolling();
-                accuracyCombo.StopRolling();
+                comboCounter.StopRolling();
+                accuracyCounter.StopRolling();
                 stars.StopAnimation();
             });
         }
diff --git a/osu.Game.Modes.Catch/Beatmaps/CatchBeatmapConverter.cs b/osu.Game.Modes.Catch/Beatmaps/CatchBeatmapConverter.cs
new file mode 100644
index 0000000000..6460751570
--- /dev/null
+++ b/osu.Game.Modes.Catch/Beatmaps/CatchBeatmapConverter.cs
@@ -0,0 +1,21 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+
+using osu.Game.Beatmaps;
+using osu.Game.Modes.Catch.Objects;
+using System.Collections.Generic;
+
+namespace osu.Game.Modes.Catch.Beatmaps
+{
+    internal class CatchBeatmapConverter : IBeatmapConverter<CatchBaseHit>
+    {
+        public Beatmap<CatchBaseHit> Convert(Beatmap original)
+        {
+            return new Beatmap<CatchBaseHit>(original)
+            {
+                HitObjects = new List<CatchBaseHit>() // Todo: Convert HitObjects
+            };
+        }
+    }
+}
diff --git a/osu.Game.Modes.Catch/CatchDifficultyCalculator.cs b/osu.Game.Modes.Catch/CatchDifficultyCalculator.cs
index ccc4097d59..53c6f5c2ce 100644
--- a/osu.Game.Modes.Catch/CatchDifficultyCalculator.cs
+++ b/osu.Game.Modes.Catch/CatchDifficultyCalculator.cs
@@ -2,26 +2,23 @@
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
 using osu.Game.Beatmaps;
+using osu.Game.Modes.Catch.Beatmaps;
 using osu.Game.Modes.Catch.Objects;
-using osu.Game.Modes.Objects;
-using System;
 using System.Collections.Generic;
 
 namespace osu.Game.Modes.Catch
 {
     public class CatchDifficultyCalculator : DifficultyCalculator<CatchBaseHit>
     {
-        protected override PlayMode PlayMode => PlayMode.Catch;
-
         public CatchDifficultyCalculator(Beatmap beatmap) : base(beatmap)
         {
         }
 
-        protected override HitObjectConverter<CatchBaseHit> Converter => new CatchConverter();
-
-        protected override double CalculateInternal(Dictionary<String, String> categoryDifficulty)
+        protected override double CalculateInternal(Dictionary<string, string> categoryDifficulty)
         {
             return 0;
         }
+
+        protected override IBeatmapConverter<CatchBaseHit> CreateBeatmapConverter() => new CatchBeatmapConverter();
     }
 }
\ No newline at end of file
diff --git a/osu.Game.Modes.Catch/CatchRuleset.cs b/osu.Game.Modes.Catch/CatchRuleset.cs
index 737bd99f94..08edeb7bcb 100644
--- a/osu.Game.Modes.Catch/CatchRuleset.cs
+++ b/osu.Game.Modes.Catch/CatchRuleset.cs
@@ -1,24 +1,20 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using System.Collections.Generic;
+using OpenTK.Input;
+using osu.Game.Beatmaps;
 using osu.Game.Graphics;
 using osu.Game.Modes.Catch.UI;
 using osu.Game.Modes.Objects;
-using osu.Game.Modes.Osu.UI;
 using osu.Game.Modes.UI;
-using osu.Game.Beatmaps;
+using osu.Game.Screens.Play;
+using System.Collections.Generic;
 
 namespace osu.Game.Modes.Catch
 {
     public class CatchRuleset : Ruleset
     {
-        public override ScoreOverlay CreateScoreOverlay() => new OsuScoreOverlay();
-
-        public override HitRenderer CreateHitRendererWith(Beatmap beatmap) => new CatchHitRenderer
-        {
-            Beatmap = beatmap,
-        };
+        public override HitRenderer CreateHitRendererWith(Beatmap beatmap) => new CatchHitRenderer(beatmap);
 
         public override IEnumerable<Mod> GetModsFor(ModType type)
         {
@@ -79,8 +75,17 @@ namespace osu.Game.Modes.Catch
 
         protected override PlayMode PlayMode => PlayMode.Catch;
 
+        public override string Description => "osu!catch";
+
         public override FontAwesome Icon => FontAwesome.fa_osu_fruits_o;
 
+        public override IEnumerable<KeyCounter> CreateGameplayKeys() => new KeyCounter[]
+        {
+            new KeyCounterKeyboard(Key.ShiftLeft),
+            new KeyCounterMouse(MouseButton.Left),
+            new KeyCounterMouse(MouseButton.Right)
+        };
+
         public override ScoreProcessor CreateScoreProcessor(int hitObjectCount = 0) => null;
 
         public override HitObjectParser CreateHitObjectParser() => new NullHitObjectParser();
diff --git a/osu.Game.Modes.Catch/UI/CatchComboCounter.cs b/osu.Game.Modes.Catch/UI/CatchComboCounter.cs
deleted file mode 100644
index e0a07dc295..0000000000
--- a/osu.Game.Modes.Catch/UI/CatchComboCounter.cs
+++ /dev/null
@@ -1,65 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-using osu.Game.Modes.Osu.UI;
-using OpenTK.Graphics;
-
-namespace osu.Game.Modes.Catch.UI
-{
-    /// <summary>
-    /// Similar to Standard, but without the 'x' and has tinted pop-ups. Used in osu!catch.
-    /// </summary>
-    public class CatchComboCounter : OsuComboCounter
-    {
-        protected override bool CanPopOutWhileRolling => true;
-
-        protected virtual double FadeOutDelay => 1000;
-        protected override double FadeOutDuration => 300;
-
-        protected override string FormatCount(ulong count)
-        {
-            return $@"{count:#,0}";
-        }
-
-        private void animateFade()
-        {
-            Show();
-            Delay(FadeOutDelay);
-            FadeOut(FadeOutDuration);
-            DelayReset();
-        }
-
-        protected override void OnCountChange(ulong currentValue, ulong newValue)
-        {
-            if (newValue != 0)
-                animateFade();
-            base.OnCountChange(currentValue, newValue);
-        }
-
-        protected override void OnCountRolling(ulong currentValue, ulong newValue)
-        {
-            if (!IsRolling)
-            {
-                PopOutCount.Colour = DisplayedCountSpriteText.Colour;
-                FadeOut(FadeOutDuration);
-            }
-            base.OnCountRolling(currentValue, newValue);
-        }
-
-        protected override void OnCountIncrement(ulong currentValue, ulong newValue)
-        {
-            animateFade();
-            base.OnCountIncrement(currentValue, newValue);
-        }
-
-        /// <summary>
-        /// Increaces counter and tints pop-out before animation.
-        /// </summary>
-        /// <param name="colour">Last grabbed fruit colour.</param>
-        public void CatchFruit(Color4 colour)
-        {
-            PopOutCount.Colour = colour;
-            Count++;
-        }
-    }
-}
diff --git a/osu.Game.Modes.Catch/UI/CatchHitRenderer.cs b/osu.Game.Modes.Catch/UI/CatchHitRenderer.cs
index dd61fdd453..1537227d8f 100644
--- a/osu.Game.Modes.Catch/UI/CatchHitRenderer.cs
+++ b/osu.Game.Modes.Catch/UI/CatchHitRenderer.cs
@@ -1,8 +1,9 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
+using osu.Game.Beatmaps;
+using osu.Game.Modes.Catch.Beatmaps;
 using osu.Game.Modes.Catch.Objects;
-using osu.Game.Modes.Objects;
 using osu.Game.Modes.Objects.Drawables;
 using osu.Game.Modes.UI;
 
@@ -10,7 +11,12 @@ namespace osu.Game.Modes.Catch.UI
 {
     public class CatchHitRenderer : HitRenderer<CatchBaseHit>
     {
-        protected override HitObjectConverter<CatchBaseHit> Converter => new CatchConverter();
+        public CatchHitRenderer(Beatmap beatmap)
+            : base(beatmap)
+        {
+        }
+
+        protected override IBeatmapConverter<CatchBaseHit> CreateBeatmapConverter() => new CatchBeatmapConverter();
 
         protected override Playfield<CatchBaseHit> CreatePlayfield() => new CatchPlayfield();
 
diff --git a/osu.Game.Modes.Catch/osu.Game.Modes.Catch.csproj b/osu.Game.Modes.Catch/osu.Game.Modes.Catch.csproj
index 42f06608b9..10abb312fc 100644
--- a/osu.Game.Modes.Catch/osu.Game.Modes.Catch.csproj
+++ b/osu.Game.Modes.Catch/osu.Game.Modes.Catch.csproj
@@ -47,6 +47,7 @@
     <Reference Include="System.Xml" />
   </ItemGroup>
   <ItemGroup>
+    <Compile Include="Beatmaps\CatchBeatmapConverter.cs" />
     <Compile Include="CatchDifficultyCalculator.cs" />
     <Compile Include="Objects\CatchBaseHit.cs" />
     <Compile Include="Objects\CatchConverter.cs" />
@@ -54,7 +55,6 @@
     <Compile Include="Objects\Droplet.cs" />
     <Compile Include="Objects\Fruit.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
-    <Compile Include="UI\CatchComboCounter.cs" />
     <Compile Include="UI\CatchHitRenderer.cs" />
     <Compile Include="UI\CatchPlayfield.cs" />
     <Compile Include="CatchRuleset.cs" />
diff --git a/osu.Game.Modes.Mania/Beatmaps/ManiaBeatmapConverter.cs b/osu.Game.Modes.Mania/Beatmaps/ManiaBeatmapConverter.cs
new file mode 100644
index 0000000000..0f42da4ac8
--- /dev/null
+++ b/osu.Game.Modes.Mania/Beatmaps/ManiaBeatmapConverter.cs
@@ -0,0 +1,21 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+
+using osu.Game.Beatmaps;
+using osu.Game.Modes.Mania.Objects;
+using System.Collections.Generic;
+
+namespace osu.Game.Modes.Mania.Beatmaps
+{
+    internal class ManiaBeatmapConverter : IBeatmapConverter<ManiaBaseHit>
+    {
+        public Beatmap<ManiaBaseHit> Convert(Beatmap original)
+        {
+            return new Beatmap<ManiaBaseHit>(original)
+            {
+                HitObjects = new List<ManiaBaseHit>() // Todo: Implement
+            };
+        }
+    }
+}
diff --git a/osu.Game.Modes.Mania/ManiaDifficultyCalculator.cs b/osu.Game.Modes.Mania/ManiaDifficultyCalculator.cs
index 975b78c215..02a5a3acdc 100644
--- a/osu.Game.Modes.Mania/ManiaDifficultyCalculator.cs
+++ b/osu.Game.Modes.Mania/ManiaDifficultyCalculator.cs
@@ -2,29 +2,24 @@
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
 using osu.Game.Beatmaps;
+using osu.Game.Modes.Mania.Beatmaps;
 using osu.Game.Modes.Mania.Objects;
-using osu.Game.Modes.Objects;
-using System;
 using System.Collections.Generic;
 
 namespace osu.Game.Modes.Mania
 {
     public class ManiaDifficultyCalculator : DifficultyCalculator<ManiaBaseHit>
     {
-        protected override PlayMode PlayMode => PlayMode.Mania;
-
-        private int columns;
-
-        public ManiaDifficultyCalculator(Beatmap beatmap, int columns = 5) : base(beatmap)
+        public ManiaDifficultyCalculator(Beatmap beatmap)
+            : base(beatmap)
         {
-            this.columns = columns;
         }
 
-        protected override HitObjectConverter<ManiaBaseHit> Converter => new ManiaConverter(columns);
-
-        protected override double CalculateInternal(Dictionary<String, String> categoryDifficulty)
+        protected override double CalculateInternal(Dictionary<string, string> categoryDifficulty)
         {
             return 0;
         }
+
+        protected override IBeatmapConverter<ManiaBaseHit> CreateBeatmapConverter() => new ManiaBeatmapConverter();
     }
 }
\ No newline at end of file
diff --git a/osu.Game.Modes.Mania/ManiaRuleset.cs b/osu.Game.Modes.Mania/ManiaRuleset.cs
index 6d5606f796..e6e9cfd799 100644
--- a/osu.Game.Modes.Mania/ManiaRuleset.cs
+++ b/osu.Game.Modes.Mania/ManiaRuleset.cs
@@ -1,24 +1,19 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using System.Collections.Generic;
+using osu.Game.Beatmaps;
 using osu.Game.Graphics;
 using osu.Game.Modes.Mania.UI;
 using osu.Game.Modes.Objects;
-using osu.Game.Modes.Osu.UI;
 using osu.Game.Modes.UI;
-using osu.Game.Beatmaps;
+using osu.Game.Screens.Play;
+using System.Collections.Generic;
 
 namespace osu.Game.Modes.Mania
 {
     public class ManiaRuleset : Ruleset
     {
-        public override ScoreOverlay CreateScoreOverlay() => new OsuScoreOverlay();
-
-        public override HitRenderer CreateHitRendererWith(Beatmap beatmap) => new ManiaHitRenderer
-        {
-            Beatmap = beatmap,
-        };
+        public override HitRenderer CreateHitRendererWith(Beatmap beatmap) => new ManiaHitRenderer(beatmap);
 
         public override IEnumerable<Mod> GetModsFor(ModType type)
         {
@@ -100,8 +95,12 @@ namespace osu.Game.Modes.Mania
 
         protected override PlayMode PlayMode => PlayMode.Mania;
 
+        public override string Description => "osu!mania";
+
         public override FontAwesome Icon => FontAwesome.fa_osu_mania_o;
 
+        public override IEnumerable<KeyCounter> CreateGameplayKeys() => new KeyCounter[] { /* Todo: Should be keymod specific */ };
+
         public override ScoreProcessor CreateScoreProcessor(int hitObjectCount = 0) => null;
 
         public override HitObjectParser CreateHitObjectParser() => new NullHitObjectParser();
diff --git a/osu.Game.Modes.Mania/UI/ManiaComboCounter.cs b/osu.Game.Modes.Mania/UI/ManiaComboCounter.cs
deleted file mode 100644
index c5ed557854..0000000000
--- a/osu.Game.Modes.Mania/UI/ManiaComboCounter.cs
+++ /dev/null
@@ -1,78 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-using osu.Framework.Graphics;
-using osu.Framework.Graphics.Transforms;
-using osu.Game.Modes.Taiko.UI;
-using OpenTK.Graphics;
-
-namespace osu.Game.Modes.Mania.UI
-{
-    /// <summary>
-    /// Similar to osu!taiko, with a pop-out animation when failing (rolling). Used in osu!mania.
-    /// </summary>
-    public class ManiaComboCounter : TaikoComboCounter
-    {
-        protected ushort KeysHeld;
-
-        protected Color4 OriginalColour;
-
-        protected Color4 TintColour => Color4.Orange;
-        protected EasingTypes TintEasing => EasingTypes.None;
-        protected int TintDuration => 500;
-
-        protected Color4 PopOutColor => Color4.Red;
-        protected override float PopOutInitialAlpha => 1.0f;
-        protected override double PopOutDuration => 300;
-
-        protected override void LoadComplete()
-        {
-            base.LoadComplete();
-
-            PopOutCount.Anchor = Anchor.BottomCentre;
-            PopOutCount.Origin = Anchor.Centre;
-            PopOutCount.FadeColour(PopOutColor);
-            OriginalColour = DisplayedCountSpriteText.Colour;
-        }
-
-        protected override void OnCountRolling(ulong currentValue, ulong newValue)
-        {
-            if (!IsRolling && newValue < currentValue)
-            {
-                PopOutCount.Text = FormatCount(currentValue);
-
-                PopOutCount.FadeTo(PopOutInitialAlpha);
-                PopOutCount.ScaleTo(1.0f);
-
-                PopOutCount.FadeOut(PopOutDuration, PopOutEasing);
-                PopOutCount.ScaleTo(PopOutScale, PopOutDuration, PopOutEasing);
-            }
-
-            base.OnCountRolling(currentValue, newValue);
-        }
-
-        /// <summary>
-        /// Tints text while holding a key.
-        /// </summary>
-        /// <remarks>
-        /// Does not alter combo. This has to be done depending of the scoring system.
-        /// (i.e. v1 = each period of time; v2 = when starting and ending a key hold)
-        /// </remarks>
-        public void HoldStart()
-        {
-            if (KeysHeld == 0)
-                DisplayedCountSpriteText.FadeColour(TintColour, TintDuration, TintEasing);
-            KeysHeld++;
-        }
-
-        /// <summary>
-        /// Ends tinting.
-        /// </summary>
-        public void HoldEnd()
-        {
-            KeysHeld--;
-            if (KeysHeld == 0)
-                DisplayedCountSpriteText.FadeColour(OriginalColour, TintDuration, TintEasing);
-        }
-    }
-}
diff --git a/osu.Game.Modes.Mania/UI/ManiaHitRenderer.cs b/osu.Game.Modes.Mania/UI/ManiaHitRenderer.cs
index 31bc4fffe4..911742b222 100644
--- a/osu.Game.Modes.Mania/UI/ManiaHitRenderer.cs
+++ b/osu.Game.Modes.Mania/UI/ManiaHitRenderer.cs
@@ -1,8 +1,9 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
+using osu.Game.Beatmaps;
+using osu.Game.Modes.Mania.Beatmaps;
 using osu.Game.Modes.Mania.Objects;
-using osu.Game.Modes.Objects;
 using osu.Game.Modes.Objects.Drawables;
 using osu.Game.Modes.UI;
 
@@ -12,12 +13,13 @@ namespace osu.Game.Modes.Mania.UI
     {
         private readonly int columns;
 
-        public ManiaHitRenderer(int columns = 5)
+        public ManiaHitRenderer(Beatmap beatmap, int columns = 5)
+            : base(beatmap)
         {
             this.columns = columns;
         }
 
-        protected override HitObjectConverter<ManiaBaseHit> Converter => new ManiaConverter(columns);
+        protected override IBeatmapConverter<ManiaBaseHit> CreateBeatmapConverter() => new ManiaBeatmapConverter();
 
         protected override Playfield<ManiaBaseHit> CreatePlayfield() => new ManiaPlayfield(columns);
 
diff --git a/osu.Game.Modes.Mania/osu.Game.Modes.Mania.csproj b/osu.Game.Modes.Mania/osu.Game.Modes.Mania.csproj
index 457fb38e00..66e46f9e48 100644
--- a/osu.Game.Modes.Mania/osu.Game.Modes.Mania.csproj
+++ b/osu.Game.Modes.Mania/osu.Game.Modes.Mania.csproj
@@ -47,6 +47,7 @@
     <Reference Include="System.Xml" />
   </ItemGroup>
   <ItemGroup>
+    <Compile Include="Beatmaps\ManiaBeatmapConverter.cs" />
     <Compile Include="ManiaDifficultyCalculator.cs" />
     <Compile Include="Objects\Drawable\DrawableNote.cs" />
     <Compile Include="Objects\HoldNote.cs" />
@@ -54,7 +55,6 @@
     <Compile Include="Objects\ManiaConverter.cs" />
     <Compile Include="Objects\Note.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
-    <Compile Include="UI\ManiaComboCounter.cs" />
     <Compile Include="UI\ManiaHitRenderer.cs" />
     <Compile Include="UI\ManiaPlayfield.cs" />
     <Compile Include="ManiaRuleset.cs" />
@@ -86,6 +86,7 @@
     <None Include="OpenTK.dll.config" />
     <None Include="packages.config" />
   </ItemGroup>
+  <ItemGroup />
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
        Other similar extension points exist, see Microsoft.Common.targets.
diff --git a/osu.Game.Modes.Osu/Objects/OsuHitObjectConverter.cs b/osu.Game.Modes.Osu/Beatmaps/OsuBeatmapConverter.cs
similarity index 87%
rename from osu.Game.Modes.Osu/Objects/OsuHitObjectConverter.cs
rename to osu.Game.Modes.Osu/Beatmaps/OsuBeatmapConverter.cs
index adac253cc3..33d4562032 100644
--- a/osu.Game.Modes.Osu/Objects/OsuHitObjectConverter.cs
+++ b/osu.Game.Modes.Osu/Beatmaps/OsuBeatmapConverter.cs
@@ -1,35 +1,45 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using System.Collections.Generic;
-using osu.Game.Modes.Objects;
-using osu.Game.Beatmaps;
-using osu.Game.Modes.Osu.Objects.Drawables;
-using OpenTK;
 
-namespace osu.Game.Modes.Osu.Objects
+using OpenTK;
+using osu.Game.Beatmaps;
+using osu.Game.Modes.Objects;
+using osu.Game.Modes.Osu.Objects;
+using osu.Game.Modes.Osu.Objects.Drawables;
+using System.Collections.Generic;
+
+namespace osu.Game.Modes.Osu.Beatmaps
 {
-    public class OsuHitObjectConverter : HitObjectConverter<OsuHitObject>
+    internal class OsuBeatmapConverter : IBeatmapConverter<OsuHitObject>
     {
-        public override List<OsuHitObject> Convert(Beatmap beatmap)
+        public Beatmap<OsuHitObject> Convert(Beatmap original)
         {
-            List<OsuHitObject> output = new List<OsuHitObject>();
+            return new Beatmap<OsuHitObject>(original)
+            {
+                HitObjects = convertHitObject(original.HitObjects, original.BeatmapInfo?.StackLeniency ?? 0.7f)
+            };
+        }
+
+        private List<OsuHitObject> convertHitObject(List<HitObject> hitObjects, float stackLeniency)
+        {
+            List<OsuHitObject> converted = new List<OsuHitObject>();
 
             int combo = 0;
-            foreach (HitObject h in beatmap.HitObjects)
+            foreach (HitObject h in hitObjects)
             {
                 if (h.NewCombo) combo = 0;
 
                 h.ComboIndex = combo++;
-                output.Add(h as OsuHitObject);
+                converted.Add(h as OsuHitObject);
             }
 
-            UpdateStacking(output, beatmap.BeatmapInfo?.StackLeniency ?? 0.7f);
+            updateStacking(converted, stackLeniency);
 
-            return output;
+            return converted;
         }
 
-        public static void UpdateStacking(List<OsuHitObject> hitObjects, float stackLeniency, int startIndex = 0, int endIndex = -1)
+        private void updateStacking(List<OsuHitObject> hitObjects, float stackLeniency, int startIndex = 0, int endIndex = -1)
         {
             if (endIndex == -1)
                 endIndex = hitObjects.Count - 1;
@@ -171,6 +181,5 @@ namespace osu.Game.Modes.Osu.Objects
                 }
             }
         }
-
     }
 }
diff --git a/osu.Game.Modes.Osu/OsuDifficultyCalculator.cs b/osu.Game.Modes.Osu/OsuDifficultyCalculator.cs
index a42fe70cf3..5ef0f0059d 100644
--- a/osu.Game.Modes.Osu/OsuDifficultyCalculator.cs
+++ b/osu.Game.Modes.Osu/OsuDifficultyCalculator.cs
@@ -2,10 +2,10 @@
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
 using osu.Game.Beatmaps;
+using osu.Game.Modes.Osu.Beatmaps;
 using osu.Game.Modes.Osu.Objects;
 using System;
 using System.Collections.Generic;
-using osu.Game.Modes.Objects;
 
 namespace osu.Game.Modes.Osu
 {
@@ -14,8 +14,6 @@ namespace osu.Game.Modes.Osu
         private const double star_scaling_factor = 0.0675;
         private const double extreme_scaling_factor = 0.5;
 
-        protected override PlayMode PlayMode => PlayMode.Osu;
-
         /// <summary>
         /// HitObjects are stored as a member variable.
         /// </summary>
@@ -25,8 +23,6 @@ namespace osu.Game.Modes.Osu
         {
         }
 
-        protected override HitObjectConverter<OsuHitObject> Converter => new OsuHitObjectConverter();
-
         protected override void PreprocessHitObjects()
         {
             foreach (var h in Objects)
@@ -34,7 +30,7 @@ namespace osu.Game.Modes.Osu
                     ((Slider)h).Curve.Calculate();
         }
 
-        protected override double CalculateInternal(Dictionary<String, String> categoryDifficulty)
+        protected override double CalculateInternal(Dictionary<string, string> categoryDifficulty)
         {
             // Fill our custom DifficultyHitObject class, that carries additional information
             DifficultyHitObjects.Clear();
@@ -184,6 +180,8 @@ namespace osu.Game.Modes.Osu
             return difficulty;
         }
 
+        protected override IBeatmapConverter<OsuHitObject> CreateBeatmapConverter() => new OsuBeatmapConverter();
+
         // Those values are used as array indices. Be careful when changing them!
         public enum DifficultyType
         {
diff --git a/osu.Game.Modes.Osu/OsuRuleset.cs b/osu.Game.Modes.Osu/OsuRuleset.cs
index 68f700cabb..0c46ece6da 100644
--- a/osu.Game.Modes.Osu/OsuRuleset.cs
+++ b/osu.Game.Modes.Osu/OsuRuleset.cs
@@ -1,25 +1,22 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using System.Collections.Generic;
-using System.Linq;
+using OpenTK.Input;
 using osu.Game.Beatmaps;
 using osu.Game.Graphics;
 using osu.Game.Modes.Objects;
 using osu.Game.Modes.Osu.Objects;
 using osu.Game.Modes.Osu.UI;
 using osu.Game.Modes.UI;
+using osu.Game.Screens.Play;
+using System.Collections.Generic;
+using System.Linq;
 
 namespace osu.Game.Modes.Osu
 {
     public class OsuRuleset : Ruleset
     {
-        public override ScoreOverlay CreateScoreOverlay() => new OsuScoreOverlay();
-
-        public override HitRenderer CreateHitRendererWith(Beatmap beatmap) => new OsuHitRenderer
-        {
-            Beatmap = beatmap,
-        };
+        public override HitRenderer CreateHitRendererWith(Beatmap beatmap) => new OsuHitRenderer(beatmap);
 
         public override IEnumerable<BeatmapStatistic> GetBeatmapStatistics(WorkingBeatmap beatmap) => new[]
         {
@@ -111,5 +108,15 @@ namespace osu.Game.Modes.Osu
         }
 
         protected override PlayMode PlayMode => PlayMode.Osu;
+
+        public override string Description => "osu!";
+
+        public override IEnumerable<KeyCounter> CreateGameplayKeys() => new KeyCounter[]
+        {
+            new KeyCounterKeyboard(Key.Z),
+            new KeyCounterKeyboard(Key.X),
+            new KeyCounterMouse(MouseButton.Left),
+            new KeyCounterMouse(MouseButton.Right)
+        };
     }
 }
diff --git a/osu.Game.Modes.Osu/UI/OsuHitRenderer.cs b/osu.Game.Modes.Osu/UI/OsuHitRenderer.cs
index 4801862a91..8b7606e61e 100644
--- a/osu.Game.Modes.Osu/UI/OsuHitRenderer.cs
+++ b/osu.Game.Modes.Osu/UI/OsuHitRenderer.cs
@@ -1,8 +1,9 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using osu.Game.Modes.Objects;
+using osu.Game.Beatmaps;
 using osu.Game.Modes.Objects.Drawables;
+using osu.Game.Modes.Osu.Beatmaps;
 using osu.Game.Modes.Osu.Objects;
 using osu.Game.Modes.Osu.Objects.Drawables;
 using osu.Game.Modes.UI;
@@ -11,7 +12,12 @@ namespace osu.Game.Modes.Osu.UI
 {
     public class OsuHitRenderer : HitRenderer<OsuHitObject>
     {
-        protected override HitObjectConverter<OsuHitObject> Converter => new OsuHitObjectConverter();
+        public OsuHitRenderer(Beatmap beatmap)
+            : base(beatmap)
+        {
+        }
+
+        protected override IBeatmapConverter<OsuHitObject> CreateBeatmapConverter() => new OsuBeatmapConverter();
 
         protected override Playfield<OsuHitObject> CreatePlayfield() => new OsuPlayfield();
 
diff --git a/osu.Game.Modes.Osu/osu.Game.Modes.Osu.csproj b/osu.Game.Modes.Osu/osu.Game.Modes.Osu.csproj
index 0571ec2956..c214c881d8 100644
--- a/osu.Game.Modes.Osu/osu.Game.Modes.Osu.csproj
+++ b/osu.Game.Modes.Osu/osu.Game.Modes.Osu.csproj
@@ -43,6 +43,7 @@
     <Reference Include="System.Xml" />
   </ItemGroup>
   <ItemGroup>
+    <Compile Include="Beatmaps\OsuBeatmapConverter.cs" />
     <Compile Include="Objects\BezierApproximator.cs" />
     <Compile Include="Objects\CircularArcApproximator.cs" />
     <Compile Include="Objects\Drawables\DrawableOsuHitObject.cs" />
@@ -74,18 +75,15 @@
     <Compile Include="OsuDifficultyCalculator.cs" />
     <Compile Include="OsuScore.cs" />
     <Compile Include="OsuScoreProcessor.cs" />
-    <Compile Include="UI\OsuComboCounter.cs" />
     <Compile Include="UI\OsuHitRenderer.cs" />
     <Compile Include="UI\OsuPlayfield.cs" />
     <Compile Include="OsuRuleset.cs" />
     <Compile Include="Objects\HitCircle.cs" />
     <Compile Include="Objects\Drawables\DrawableHitCircle.cs" />
     <Compile Include="Objects\OsuHitObject.cs" />
-    <Compile Include="Objects\OsuHitObjectConverter.cs" />
     <Compile Include="Objects\Slider.cs" />
     <Compile Include="Objects\Spinner.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
-    <Compile Include="UI\OsuScoreOverlay.cs" />
     <Compile Include="OsuMod.cs" />
   </ItemGroup>
   <ItemGroup>
diff --git a/osu.Game.Modes.Taiko/Beatmaps/TaikoBeatmapConverter.cs b/osu.Game.Modes.Taiko/Beatmaps/TaikoBeatmapConverter.cs
new file mode 100644
index 0000000000..3230010fda
--- /dev/null
+++ b/osu.Game.Modes.Taiko/Beatmaps/TaikoBeatmapConverter.cs
@@ -0,0 +1,20 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Game.Beatmaps;
+using osu.Game.Modes.Taiko.Objects;
+using System.Collections.Generic;
+
+namespace osu.Game.Modes.Taiko.Beatmaps
+{
+    internal class TaikoBeatmapConverter : IBeatmapConverter<TaikoBaseHit>
+    {
+        public Beatmap<TaikoBaseHit> Convert(Beatmap original)
+        {
+            return new Beatmap<TaikoBaseHit>(original)
+            {
+                HitObjects = new List<TaikoBaseHit>() // Todo: Implement
+            };
+        }
+    }
+}
diff --git a/osu.Game.Modes.Taiko/TaikoDifficultyCalculator.cs b/osu.Game.Modes.Taiko/TaikoDifficultyCalculator.cs
index 5067cef2b3..4a133ea896 100644
--- a/osu.Game.Modes.Taiko/TaikoDifficultyCalculator.cs
+++ b/osu.Game.Modes.Taiko/TaikoDifficultyCalculator.cs
@@ -2,26 +2,23 @@
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
 using osu.Game.Beatmaps;
-using osu.Game.Modes.Objects;
+using osu.Game.Modes.Taiko.Beatmaps;
 using osu.Game.Modes.Taiko.Objects;
-using System;
 using System.Collections.Generic;
 
 namespace osu.Game.Modes.Taiko
 {
     public class TaikoDifficultyCalculator : DifficultyCalculator<TaikoBaseHit>
     {
-        protected override PlayMode PlayMode => PlayMode.Taiko;
-
         public TaikoDifficultyCalculator(Beatmap beatmap) : base(beatmap)
         {
         }
 
-        protected override HitObjectConverter<TaikoBaseHit> Converter => new TaikoConverter();
-
-        protected override double CalculateInternal(Dictionary<String, String> categoryDifficulty)
+        protected override double CalculateInternal(Dictionary<string, string> categoryDifficulty)
         {
             return 0;
         }
+
+        protected override IBeatmapConverter<TaikoBaseHit> CreateBeatmapConverter() => new TaikoBeatmapConverter();
     }
 }
\ No newline at end of file
diff --git a/osu.Game.Modes.Taiko/TaikoRuleset.cs b/osu.Game.Modes.Taiko/TaikoRuleset.cs
index fad60a98b5..418519d90c 100644
--- a/osu.Game.Modes.Taiko/TaikoRuleset.cs
+++ b/osu.Game.Modes.Taiko/TaikoRuleset.cs
@@ -1,24 +1,20 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using System.Collections.Generic;
+using OpenTK.Input;
+using osu.Game.Beatmaps;
 using osu.Game.Graphics;
 using osu.Game.Modes.Objects;
-using osu.Game.Modes.Osu.UI;
 using osu.Game.Modes.Taiko.UI;
 using osu.Game.Modes.UI;
-using osu.Game.Beatmaps;
+using osu.Game.Screens.Play;
+using System.Collections.Generic;
 
 namespace osu.Game.Modes.Taiko
 {
     public class TaikoRuleset : Ruleset
     {
-        public override ScoreOverlay CreateScoreOverlay() => new OsuScoreOverlay();
-
-        public override HitRenderer CreateHitRendererWith(Beatmap beatmap) => new TaikoHitRenderer
-        {
-            Beatmap = beatmap,
-        };
+        public override HitRenderer CreateHitRendererWith(Beatmap beatmap) => new TaikoHitRenderer(beatmap);
 
         public override IEnumerable<Mod> GetModsFor(ModType type)
         {
@@ -79,8 +75,18 @@ namespace osu.Game.Modes.Taiko
 
         protected override PlayMode PlayMode => PlayMode.Taiko;
 
+        public override string Description => "osu!taiko";
+
         public override FontAwesome Icon => FontAwesome.fa_osu_taiko_o;
 
+        public override IEnumerable<KeyCounter> CreateGameplayKeys() => new KeyCounter[]
+        {
+            new KeyCounterKeyboard(Key.D),
+            new KeyCounterKeyboard(Key.F),
+            new KeyCounterKeyboard(Key.J),
+            new KeyCounterKeyboard(Key.K)
+        };
+
         public override ScoreProcessor CreateScoreProcessor(int hitObjectCount = 0) => null;
 
         public override HitObjectParser CreateHitObjectParser() => new NullHitObjectParser();
diff --git a/osu.Game.Modes.Taiko/UI/TaikoComboCounter.cs b/osu.Game.Modes.Taiko/UI/TaikoComboCounter.cs
deleted file mode 100644
index 44afa85989..0000000000
--- a/osu.Game.Modes.Taiko/UI/TaikoComboCounter.cs
+++ /dev/null
@@ -1,63 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-using osu.Framework.Graphics.Transforms;
-using osu.Game.Modes.UI;
-using OpenTK;
-
-namespace osu.Game.Modes.Taiko.UI
-{
-    /// <summary>
-    /// Allows tint and scaling animations. Used in osu!taiko.
-    /// </summary>
-    public class TaikoComboCounter : ComboCounter
-    {
-        protected virtual int AnimationDuration => 300;
-        protected virtual float ScaleFactor => 2;
-        protected virtual EasingTypes AnimationEasing => EasingTypes.None;
-        protected virtual bool CanAnimateWhenBackwards => false;
-
-        public TaikoComboCounter()
-        {
-            DisplayedCountSpriteText.Origin = Framework.Graphics.Anchor.BottomCentre;
-            DisplayedCountSpriteText.Anchor = Framework.Graphics.Anchor.BottomCentre;
-        }
-
-        protected virtual void TransformAnimate(ulong newValue)
-        {
-            DisplayedCountSpriteText.Text = FormatCount(newValue);
-            DisplayedCountSpriteText.ScaleTo(new Vector2(1, ScaleFactor));
-            DisplayedCountSpriteText.ScaleTo(new Vector2(1, 1), AnimationDuration, AnimationEasing);
-        }
-
-        protected virtual void TransformNotAnimate(ulong newValue)
-        {
-            DisplayedCountSpriteText.Text = FormatCount(newValue);
-            DisplayedCountSpriteText.ScaleTo(1);
-        }
-
-        protected override void OnDisplayedCountRolling(ulong currentValue, ulong newValue)
-        {
-            if (newValue == 0)
-                DisplayedCountSpriteText.FadeOut(FadeOutDuration);
-            else
-                DisplayedCountSpriteText.Show();
-
-            TransformNotAnimate(newValue);
-        }
-
-        protected override void OnDisplayedCountChange(ulong newValue)
-        {
-            DisplayedCountSpriteText.FadeTo(newValue == 0 ? 0 : 1);
-
-            TransformNotAnimate(newValue);
-        }
-
-        protected override void OnDisplayedCountIncrement(ulong newValue)
-        {
-            DisplayedCountSpriteText.Show();
-
-            TransformAnimate(newValue);
-        }
-    }
-}
diff --git a/osu.Game.Modes.Taiko/UI/TaikoHitRenderer.cs b/osu.Game.Modes.Taiko/UI/TaikoHitRenderer.cs
index 1b9bb682f1..dc0276aacc 100644
--- a/osu.Game.Modes.Taiko/UI/TaikoHitRenderer.cs
+++ b/osu.Game.Modes.Taiko/UI/TaikoHitRenderer.cs
@@ -1,8 +1,9 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using osu.Game.Modes.Objects;
+using osu.Game.Beatmaps;
 using osu.Game.Modes.Objects.Drawables;
+using osu.Game.Modes.Taiko.Beatmaps;
 using osu.Game.Modes.Taiko.Objects;
 using osu.Game.Modes.UI;
 
@@ -10,7 +11,12 @@ namespace osu.Game.Modes.Taiko.UI
 {
     public class TaikoHitRenderer : HitRenderer<TaikoBaseHit>
     {
-        protected override HitObjectConverter<TaikoBaseHit> Converter => new TaikoConverter();
+        public TaikoHitRenderer(Beatmap beatmap)
+            : base(beatmap)
+        {
+        }
+
+        protected override IBeatmapConverter<TaikoBaseHit> CreateBeatmapConverter() => new TaikoBeatmapConverter();
 
         protected override Playfield<TaikoBaseHit> CreatePlayfield() => new TaikoPlayfield();
 
diff --git a/osu.Game.Modes.Taiko/osu.Game.Modes.Taiko.csproj b/osu.Game.Modes.Taiko/osu.Game.Modes.Taiko.csproj
index 6c379b1b70..0089e84532 100644
--- a/osu.Game.Modes.Taiko/osu.Game.Modes.Taiko.csproj
+++ b/osu.Game.Modes.Taiko/osu.Game.Modes.Taiko.csproj
@@ -47,12 +47,12 @@
     <Reference Include="System.Xml" />
   </ItemGroup>
   <ItemGroup>
+    <Compile Include="Beatmaps\TaikoBeatmapConverter.cs" />
     <Compile Include="TaikoDifficultyCalculator.cs" />
     <Compile Include="Objects\Drawable\DrawableTaikoHit.cs" />
     <Compile Include="Objects\TaikoBaseHit.cs" />
     <Compile Include="Objects\TaikoConverter.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
-    <Compile Include="UI\TaikoComboCounter.cs" />
     <Compile Include="UI\TaikoHitRenderer.cs" />
     <Compile Include="UI\TaikoPlayfield.cs" />
     <Compile Include="TaikoRuleset.cs" />
diff --git a/osu.Game/Beatmaps/Beatmap.cs b/osu.Game/Beatmaps/Beatmap.cs
index f195f8f2ba..de869192b9 100644
--- a/osu.Game/Beatmaps/Beatmap.cs
+++ b/osu.Game/Beatmaps/Beatmap.cs
@@ -1,23 +1,44 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using System.Collections.Generic;
-using System.Linq;
 using OpenTK.Graphics;
 using osu.Game.Beatmaps.Timing;
 using osu.Game.Database;
-using osu.Game.Modes.Objects;
 using osu.Game.Modes;
+using osu.Game.Modes.Objects;
+using System.Collections.Generic;
+using System.Linq;
 
 namespace osu.Game.Beatmaps
 {
-    public class Beatmap
+    /// <summary>
+    /// A Beatmap containing converted HitObjects.
+    /// </summary>
+    public class Beatmap<T>
+        where T : HitObject
     {
-        public BeatmapInfo BeatmapInfo { get; set; }
+        public BeatmapInfo BeatmapInfo;
+        public List<ControlPoint> ControlPoints;
+        public List<Color4> ComboColors;
+
         public BeatmapMetadata Metadata => BeatmapInfo?.Metadata ?? BeatmapInfo?.BeatmapSet?.Metadata;
-        public List<HitObject> HitObjects { get; set; }
-        public List<ControlPoint> ControlPoints { get; set; }
-        public List<Color4> ComboColors { get; set; }
+
+        /// <summary>
+        /// The HitObjects this Beatmap contains.
+        /// </summary>
+        public List<T> HitObjects;
+
+        /// <summary>
+        /// Constructs a new beatmap.
+        /// </summary>
+        /// <param name="original">The original beatmap to use the parameters of.</param>
+        public Beatmap(Beatmap original = null)
+        {
+            BeatmapInfo = original?.BeatmapInfo;
+            ControlPoints = original?.ControlPoints;
+            ComboColors = original?.ComboColors;
+        }
+
         public double BPMMaximum => 60000 / (ControlPoints?.Where(c => c.BeatLength != 0).OrderBy(c => c.BeatLength).FirstOrDefault() ?? ControlPoint.Default).BeatLength;
         public double BPMMinimum => 60000 / (ControlPoints?.Where(c => c.BeatLength != 0).OrderByDescending(c => c.BeatLength).FirstOrDefault() ?? ControlPoint.Default).BeatLength;
         public double BPMMode => BPMAt(ControlPoints.Where(c => c.BeatLength != 0).GroupBy(c => c.BeatLength).OrderByDescending(grp => grp.Count()).First().First().Time);
@@ -58,7 +79,17 @@ namespace osu.Game.Beatmaps
 
             return timingPoint ?? ControlPoint.Default;
         }
+    }
 
+    /// <summary>
+    /// A Beatmap containing un-converted HitObjects.
+    /// </summary>
+    public class Beatmap : Beatmap<HitObject>
+    {
+        /// <summary>
+        /// Calculates the star difficulty for this Beatmap.
+        /// </summary>
+        /// <returns>The star difficulty.</returns>
         public double CalculateStarDifficulty() => Ruleset.GetRuleset(BeatmapInfo.Mode).CreateDifficultyCalculator(this).Calculate();
     }
 }
diff --git a/osu.Game/Beatmaps/DifficultyCalculator.cs b/osu.Game/Beatmaps/DifficultyCalculator.cs
index cb9d9f6cbc..9c057d5f77 100644
--- a/osu.Game/Beatmaps/DifficultyCalculator.cs
+++ b/osu.Game/Beatmaps/DifficultyCalculator.cs
@@ -1,20 +1,16 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using osu.Game.Modes;
 using osu.Game.Modes.Objects;
-using System;
 using System.Collections.Generic;
 
 namespace osu.Game.Beatmaps
 {
     public abstract class DifficultyCalculator
     {
-        protected abstract PlayMode PlayMode { get; }
-
         protected double TimeRate = 1;
 
-        protected abstract double CalculateInternal(Dictionary<String, String> categoryDifficulty);
+        protected abstract double CalculateInternal(Dictionary<string, string> categoryDifficulty);
 
         private void loadTiming()
         {
@@ -35,16 +31,16 @@ namespace osu.Game.Beatmaps
     {
         protected List<T> Objects;
 
-        protected abstract HitObjectConverter<T> Converter { get; }
-
         protected DifficultyCalculator(Beatmap beatmap)
         {
-            Objects = Converter.Convert(beatmap);
+            Objects = CreateBeatmapConverter().Convert(beatmap).HitObjects;
             PreprocessHitObjects();
         }
 
         protected virtual void PreprocessHitObjects()
         {
         }
+
+        protected abstract IBeatmapConverter<T> CreateBeatmapConverter();
     }
 }
diff --git a/osu.Game/Beatmaps/IBeatmapCoverter.cs b/osu.Game/Beatmaps/IBeatmapCoverter.cs
new file mode 100644
index 0000000000..da5892c168
--- /dev/null
+++ b/osu.Game/Beatmaps/IBeatmapCoverter.cs
@@ -0,0 +1,12 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Game.Modes.Objects;
+
+namespace osu.Game.Beatmaps
+{
+    public interface IBeatmapConverter<T> where T : HitObject
+    {
+        Beatmap<T> Convert(Beatmap original);
+    }
+}
diff --git a/osu.Game/Database/BeatmapInfo.cs b/osu.Game/Database/BeatmapInfo.cs
index 28c9e51d2a..017f34726b 100644
--- a/osu.Game/Database/BeatmapInfo.cs
+++ b/osu.Game/Database/BeatmapInfo.cs
@@ -1,12 +1,12 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using System;
-using System.Linq;
 using osu.Game.Beatmaps.Samples;
 using osu.Game.Modes;
 using SQLite.Net.Attributes;
 using SQLiteNetExtensions.Attributes;
+using System;
+using System.Linq;
 
 namespace osu.Game.Database
 {
@@ -82,7 +82,7 @@ namespace osu.Game.Database
             {
                 return starDifficulty < 0 ? (BaseDifficulty?.OverallDifficulty ?? 5) : starDifficulty;
             }
-            
+
             set { starDifficulty = value; }
         }
 
diff --git a/osu.Game/Graphics/UserInterface/PercentageCounter.cs b/osu.Game/Graphics/UserInterface/PercentageCounter.cs
index 068b46c02b..66c9e7d461 100644
--- a/osu.Game/Graphics/UserInterface/PercentageCounter.cs
+++ b/osu.Game/Graphics/UserInterface/PercentageCounter.cs
@@ -3,6 +3,7 @@
 
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Transforms;
+using osu.Framework.MathUtils;
 using System;
 
 namespace osu.Game.Graphics.UserInterface
@@ -10,7 +11,7 @@ namespace osu.Game.Graphics.UserInterface
     /// <summary>
     /// Used as an accuracy counter. Represented visually as a percentage.
     /// </summary>
-    public class PercentageCounter : RollingCounter<float>
+    public class PercentageCounter : RollingCounter<double>
     {
         protected override Type TransformType => typeof(TransformAccuracy);
 
@@ -20,32 +21,44 @@ namespace osu.Game.Graphics.UserInterface
 
         public void SetFraction(float numerator, float denominator)
         {
-            Count = Math.Abs(denominator) < epsilon ? 1.0f : numerator / denominator;
+            Current.Value = Math.Abs(denominator) < epsilon ? 1.0f : numerator / denominator;
         }
 
         public PercentageCounter()
         {
             DisplayedCountSpriteText.FixedWidth = true;
-            Count = DisplayedCount = 1.0f;
+            Current.Value = DisplayedCount = 1.0f;
         }
 
-        protected override string FormatCount(float count)
+        protected override string FormatCount(double count)
         {
             return $@"{count:P2}";
         }
 
-        protected override double GetProportionalDuration(float currentValue, float newValue)
+        protected override double GetProportionalDuration(double currentValue, double newValue)
         {
             return Math.Abs(currentValue - newValue) * RollingDuration * 100.0f;
         }
 
-        public override void Increment(float amount)
+        public override void Increment(double amount)
         {
-            Count = Count + amount;
+            Current.Value = Current + amount;
         }
 
-        protected class TransformAccuracy : TransformFloat
+        protected class TransformAccuracy : Transform<double>
         {
+            protected override double CurrentValue
+            {
+                get
+                {
+                    double time = Time?.Current ?? 0;
+                    if (time < StartTime) return StartValue;
+                    if (time >= EndTime) return EndValue;
+
+                    return Interpolation.ValueAt(time, (float)StartValue, (float)EndValue, StartTime, EndTime, Easing);
+                }
+            }
+
             public override void Apply(Drawable d)
             {
                 base.Apply(d);
diff --git a/osu.Game/Graphics/UserInterface/RollingCounter.cs b/osu.Game/Graphics/UserInterface/RollingCounter.cs
index 447f07c3ae..a4f6092d66 100644
--- a/osu.Game/Graphics/UserInterface/RollingCounter.cs
+++ b/osu.Game/Graphics/UserInterface/RollingCounter.cs
@@ -1,19 +1,25 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
+using osu.Framework.Configuration;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Sprites;
 using osu.Framework.Graphics.Transforms;
+using osu.Game.Graphics.Sprites;
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
-using osu.Game.Graphics.Sprites;
 
 namespace osu.Game.Graphics.UserInterface
 {
     public abstract class RollingCounter<T> : Container
     {
+        /// <summary>
+        /// The current value.
+        /// </summary>
+        public Bindable<T> Current = new Bindable<T>();
+
         /// <summary>
         /// Type of the Transform to use.
         /// </summary>
@@ -60,32 +66,6 @@ namespace osu.Game.Graphics.UserInterface
             }
         }
 
-        private T count;
-
-        /// <summary>
-        /// Actual value of counter.
-        /// </summary>
-        public virtual T Count
-        {
-            get
-            {
-                return count;
-            }
-            set
-            {
-                count = value;
-                if (IsLoaded)
-                {
-                    TransformCount(displayedCount, count);
-                }
-            }
-        }
-
-        public void Set(T value)
-        {
-            Count = value;
-        }
-
         public abstract void Increment(T amount);
 
         private float textSize;
@@ -116,7 +96,15 @@ namespace osu.Game.Graphics.UserInterface
             TextSize = 40;
             AutoSizeAxes = Axes.Both;
 
-            DisplayedCount = Count;
+            DisplayedCount = Current;
+
+            Current.ValueChanged += currentChanged;
+        }
+
+        private void currentChanged(object sender, EventArgs e)
+        {
+            if (IsLoaded)
+                TransformCount(displayedCount, Current);
         }
 
         protected override void LoadComplete()
@@ -125,7 +113,7 @@ namespace osu.Game.Graphics.UserInterface
 
             Flush(false, TransformType);
 
-            DisplayedCountSpriteText.Text = FormatCount(count);
+            DisplayedCountSpriteText.Text = FormatCount(Current);
             DisplayedCountSpriteText.Anchor = Anchor;
             DisplayedCountSpriteText.Origin = Origin;
         }
@@ -136,7 +124,7 @@ namespace osu.Game.Graphics.UserInterface
         /// <param name="count">New count value.</param>
         public virtual void SetCountWithoutRolling(T count)
         {
-            Count = count;
+            Current.Value = count;
             StopRolling();
         }
 
@@ -146,7 +134,7 @@ namespace osu.Game.Graphics.UserInterface
         public virtual void StopRolling()
         {
             Flush(false, TransformType);
-            DisplayedCount = Count;
+            DisplayedCount = Current;
         }
 
         /// <summary>
@@ -211,7 +199,7 @@ namespace osu.Game.Graphics.UserInterface
 
             if (RollingDuration < 1)
             {
-                DisplayedCount = Count;
+                DisplayedCount = Current;
                 return;
             }
 
diff --git a/osu.Game/Graphics/UserInterface/ScoreCounter.cs b/osu.Game/Graphics/UserInterface/ScoreCounter.cs
index 2961a6de40..c9a1040185 100644
--- a/osu.Game/Graphics/UserInterface/ScoreCounter.cs
+++ b/osu.Game/Graphics/UserInterface/ScoreCounter.cs
@@ -8,7 +8,7 @@ using System;
 
 namespace osu.Game.Graphics.UserInterface
 {
-    public class ScoreCounter : RollingCounter<ulong>
+    public class ScoreCounter : RollingCounter<double>
     {
         protected override Type TransformType => typeof(TransformScore);
 
@@ -34,24 +34,24 @@ namespace osu.Game.Graphics.UserInterface
             LeadingZeroes = leading;
         }
 
-        protected override double GetProportionalDuration(ulong currentValue, ulong newValue)
+        protected override double GetProportionalDuration(double currentValue, double newValue)
         {
             return currentValue > newValue ? currentValue - newValue : newValue - currentValue;
         }
 
-        protected override string FormatCount(ulong count)
+        protected override string FormatCount(double count)
         {
-            return count.ToString("D" + LeadingZeroes);
+            return ((long)count).ToString("D" + LeadingZeroes);
         }
 
-        public override void Increment(ulong amount)
+        public override void Increment(double amount)
         {
-            Count = Count + amount;
+            Current.Value = Current + amount;
         }
 
-        protected class TransformScore : Transform<ulong>
+        protected class TransformScore : Transform<double>
         {
-            protected override ulong CurrentValue
+            protected override double CurrentValue
             {
                 get
                 {
@@ -59,7 +59,7 @@ namespace osu.Game.Graphics.UserInterface
                     if (time < StartTime) return StartValue;
                     if (time >= EndTime) return EndValue;
 
-                    return (ulong)Interpolation.ValueAt(time, StartValue, EndValue, StartTime, EndTime, Easing);
+                    return Interpolation.ValueAt(time, (float)StartValue, (float)EndValue, StartTime, EndTime, Easing);
                 }
             }
 
diff --git a/osu.Game/Graphics/UserInterface/StarCounter.cs b/osu.Game/Graphics/UserInterface/StarCounter.cs
index a1da18e95a..c46eda6582 100644
--- a/osu.Game/Graphics/UserInterface/StarCounter.cs
+++ b/osu.Game/Graphics/UserInterface/StarCounter.cs
@@ -123,7 +123,7 @@ namespace osu.Game.Graphics.UserInterface
             if (value <= i)
                 return minStarScale;
 
-            return i + 1 <= value ? 1.0f : Interpolation.ValueAt(value, minStarScale, 1.0f, i, i + 1);
+            return i + 1 <= value ? 1.0f : (float)Interpolation.ValueAt(value, minStarScale, 1.0f, i, i + 1);
         }
 
         private void transformCount(float newValue)
diff --git a/osu.Game/Modes/PlayMode.cs b/osu.Game/Modes/PlayMode.cs
index 8d1e5158b0..fa6d94a650 100644
--- a/osu.Game/Modes/PlayMode.cs
+++ b/osu.Game/Modes/PlayMode.cs
@@ -1,19 +1,13 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using System.ComponentModel;
-
 namespace osu.Game.Modes
 {
     public enum PlayMode
     {
-        [Description(@"osu!")]
         Osu = 0,
-        [Description(@"osu!taiko")]
         Taiko = 1,
-        [Description(@"osu!catch")]
         Catch = 2,
-        [Description(@"osu!mania")]
         Mania = 3
     }
 }
diff --git a/osu.Game/Modes/Ruleset.cs b/osu.Game/Modes/Ruleset.cs
index fefba6caf8..d8892e64e9 100644
--- a/osu.Game/Modes/Ruleset.cs
+++ b/osu.Game/Modes/Ruleset.cs
@@ -1,13 +1,14 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using System.Collections.Generic;
-using osu.Game.Modes.Objects;
-using osu.Game.Modes.UI;
-using System;
-using System.Collections.Concurrent;
 using osu.Game.Beatmaps;
 using osu.Game.Graphics;
+using osu.Game.Modes.Objects;
+using osu.Game.Modes.UI;
+using osu.Game.Screens.Play;
+using System;
+using System.Collections.Concurrent;
+using System.Collections.Generic;
 
 namespace osu.Game.Modes
 {
@@ -22,7 +23,7 @@ namespace osu.Game.Modes
     {
         private static ConcurrentDictionary<PlayMode, Type> availableRulesets = new ConcurrentDictionary<PlayMode, Type>();
 
-        public abstract ScoreOverlay CreateScoreOverlay();
+        public static IEnumerable<PlayMode> PlayModes => availableRulesets.Keys;
 
         public virtual IEnumerable<BeatmapStatistic> GetBeatmapStatistics(WorkingBeatmap beatmap) => new BeatmapStatistic[] { };
 
@@ -42,6 +43,10 @@ namespace osu.Game.Modes
 
         public virtual FontAwesome Icon => FontAwesome.fa_question_circle;
 
+        public abstract string Description { get; }
+
+        public abstract IEnumerable<KeyCounter> CreateGameplayKeys();
+
         public virtual Score CreateAutoplayScore(Beatmap beatmap) => null;
 
         public static Ruleset GetRuleset(PlayMode mode)
diff --git a/osu.Game/Modes/Score.cs b/osu.Game/Modes/Score.cs
index 1a761bea5d..4effe9affd 100644
--- a/osu.Game/Modes/Score.cs
+++ b/osu.Game/Modes/Score.cs
@@ -9,9 +9,9 @@ namespace osu.Game.Modes
     {
         public double TotalScore { get; set; }
         public double Accuracy { get; set; }
-        public double Combo { get; set; }
-        public double MaxCombo { get; set; }
         public double Health { get; set; }
+        public int MaxCombo { get; set; }
+        public int Combo { get; set; }
 
         public Replay Replay;
         public BeatmapInfo Beatmap;
diff --git a/osu.Game/Modes/ScoreProcesssor.cs b/osu.Game/Modes/ScoreProcesssor.cs
index 0433df66a9..554996c145 100644
--- a/osu.Game/Modes/ScoreProcesssor.cs
+++ b/osu.Game/Modes/ScoreProcesssor.cs
@@ -1,10 +1,10 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using System;
-using System.Collections.Generic;
 using osu.Framework.Configuration;
 using osu.Game.Modes.Objects.Drawables;
+using System;
+using System.Collections.Generic;
 
 namespace osu.Game.Modes
 {
diff --git a/osu.Game/Modes/UI/ComboCounter.cs b/osu.Game/Modes/UI/ComboCounter.cs
index a549246011..f831677e44 100644
--- a/osu.Game/Modes/UI/ComboCounter.cs
+++ b/osu.Game/Modes/UI/ComboCounter.cs
@@ -1,6 +1,7 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
+using osu.Framework.Configuration;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Primitives;
@@ -13,10 +14,12 @@ namespace osu.Game.Modes.UI
 {
     public abstract class ComboCounter : Container
     {
-        public bool IsRolling
+        public BindableInt Current = new BindableInt
         {
-            get; protected set;
-        }
+            MinValue = 0,
+        };
+
+        public bool IsRolling { get; protected set; }
 
         protected SpriteText PopOutCount;
 
@@ -37,60 +40,9 @@ namespace osu.Game.Modes.UI
         /// </summary>
         protected EasingTypes RollingEasing => EasingTypes.None;
 
-        private ulong displayedCount;
-
-        /// <summary>
-        /// Value shown at the current moment.
-        /// </summary>
-        public virtual ulong DisplayedCount
-        {
-            get
-            {
-                return displayedCount;
-            }
-            protected set
-            {
-                if (displayedCount.Equals(value))
-                    return;
-                updateDisplayedCount(displayedCount, value, IsRolling);
-            }
-        }
-
-        private ulong count;
-
-        /// <summary>
-        /// Actual value of counter.
-        /// </summary>
-        public virtual ulong Count
-        {
-            get
-            {
-                return count;
-            }
-            set
-            {
-                updateCount(value);
-            }
-        }
-
-        public void Increment(ulong amount = 1)
-        {
-            Count = Count + amount;
-        }
-
         protected SpriteText DisplayedCountSpriteText;
 
-        private float textSize;
-        public float TextSize
-        {
-            get { return textSize; }
-            set
-            {
-                textSize = value;
-                DisplayedCountSpriteText.TextSize = TextSize;
-                PopOutCount.TextSize = TextSize;
-            }
-        }
+        private int previousValue;
 
         /// <summary>
         /// Base of all combo counters.
@@ -113,73 +65,97 @@ namespace osu.Game.Modes.UI
             };
 
             TextSize = 80;
+
+            Current.ValueChanged += comboChanged;
+        }
+
+        private void comboChanged(object sender, System.EventArgs e)
+        {
+            updateCount(Current.Value == 0);
         }
 
         protected override void LoadComplete()
         {
             base.LoadComplete();
 
-            DisplayedCountSpriteText.Text = FormatCount(Count);
+            DisplayedCountSpriteText.Text = FormatCount(Current);
             DisplayedCountSpriteText.Anchor = Anchor;
             DisplayedCountSpriteText.Origin = Origin;
 
             StopRolling();
         }
 
+        private int displayedCount;
+        /// <summary>
+        /// Value shown at the current moment.
+        /// </summary>
+        public virtual int DisplayedCount
+        {
+            get { return displayedCount; }
+            protected set
+            {
+                if (displayedCount.Equals(value))
+                    return;
+                updateDisplayedCount(displayedCount, value, IsRolling);
+            }
+        }
+
+        private float textSize;
+        public float TextSize
+        {
+            get { return textSize; }
+            set
+            {
+                textSize = value;
+                DisplayedCountSpriteText.TextSize = TextSize;
+                PopOutCount.TextSize = TextSize;
+            }
+        }
+
+        /// <summary>
+        /// Increments the combo by an amount.
+        /// </summary>
+        /// <param name="amount"></param>
+        public void Increment(int amount = 1)
+        {
+            Current.Value = Current + amount;
+        }
+
         /// <summary>
         /// Stops rollover animation, forcing the displayed count to be the actual count.
         /// </summary>
         public void StopRolling()
         {
-            updateCount(Count);
+            updateCount(false);
         }
 
-        /// <summary>
-        /// Animates roll-up/roll-back to an specific value.
-        /// </summary>
-        /// <param name="newValue">Target value.</param>
-        public virtual void Roll(ulong newValue = 0)
-        {
-            updateCount(newValue, true);
-        }
-
-        /// <summary>
-        /// Resets count to default value.
-        /// </summary>
-        public virtual void ResetCount()
-        {
-            updateCount(0);
-        }
-
-        protected virtual string FormatCount(ulong count)
+        protected virtual string FormatCount(int count)
         {
             return count.ToString();
         }
 
-        protected abstract void OnDisplayedCountRolling(ulong currentValue, ulong newValue);
-        protected abstract void OnDisplayedCountIncrement(ulong newValue);
-        protected abstract void OnDisplayedCountChange(ulong newValue);
-
-        protected virtual void OnCountRolling(ulong currentValue, ulong newValue)
+        protected virtual void OnCountRolling(int currentValue, int newValue)
         {
             transformRoll(new TransformComboRoll(), currentValue, newValue);
         }
 
-        protected virtual void OnCountIncrement(ulong currentValue, ulong newValue) {
+        protected virtual void OnCountIncrement(int currentValue, int newValue)
+        {
             DisplayedCount = newValue;
         }
 
-        protected virtual void OnCountChange(ulong currentValue, ulong newValue) {
+        protected virtual void OnCountChange(int currentValue, int newValue)
+        {
             DisplayedCount = newValue;
         }
 
-        private double getProportionalDuration(ulong currentValue, ulong newValue)
+        private double getProportionalDuration(int currentValue, int newValue)
         {
             double difference = currentValue > newValue ? currentValue - newValue : newValue - currentValue;
             return difference * RollingDuration;
         }
 
-        private void updateDisplayedCount(ulong currentValue, ulong newValue, bool rolling)
+        private void updateDisplayedCount(int currentValue, int newValue, bool rolling)
         {
             displayedCount = newValue;
             if (rolling)
@@ -190,10 +166,10 @@ namespace osu.Game.Modes.UI
                 OnDisplayedCountChange(newValue);
         }
 
-        private void updateCount(ulong value, bool rolling = false)
+        private void updateCount(bool rolling)
         {
-            ulong prevCount = count;
-            count = value;
+            int prev = previousValue;
+            previousValue = Current;
 
             if (!IsLoaded)
                 return;
@@ -202,27 +178,27 @@ namespace osu.Game.Modes.UI
             {
                 Flush(false, typeof(TransformComboRoll));
                 IsRolling = false;
-                DisplayedCount = prevCount;
+                DisplayedCount = prev;
 
-                if (prevCount + 1 == count)
-                    OnCountIncrement(prevCount, count);
+                if (prev + 1 == Current)
+                    OnCountIncrement(prev, Current);
                 else
-                    OnCountChange(prevCount, count);
+                    OnCountChange(prev, Current);
             }
             else
             {
-                OnCountRolling(displayedCount, count);
+                OnCountRolling(displayedCount, Current);
                 IsRolling = true;
             }
         }
 
-        private void transformRoll(TransformComboRoll transform, ulong currentValue, ulong newValue)
+        private void transformRoll(TransformComboRoll transform, int currentValue, int newValue)
         {
             Flush(false, typeof(TransformComboRoll));
 
             if (RollingDuration < 1)
             {
-                DisplayedCount = Count;
+                DisplayedCount = Current;
                 return;
             }
 
@@ -235,9 +211,9 @@ namespace osu.Game.Modes.UI
             Transforms.Add(transform);
         }
 
-        protected class TransformComboRoll : Transform<ulong>
+        protected class TransformComboRoll : Transform<int>
         {
-            protected override ulong CurrentValue
+            protected override int CurrentValue
             {
                 get
                 {
@@ -245,7 +221,7 @@ namespace osu.Game.Modes.UI
                     if (time < StartTime) return StartValue;
                     if (time >= EndTime) return EndValue;
 
-                    return (ulong)Interpolation.ValueAt(time, StartValue, EndValue, StartTime, EndTime, Easing);
+                    return (int)Interpolation.ValueAt(time, StartValue, EndValue, StartTime, EndTime, Easing);
                 }
             }
 
@@ -256,12 +232,8 @@ namespace osu.Game.Modes.UI
             }
         }
 
-        public void Set(ulong value)
-        {
-            if (value == 0)
-                Roll();
-            else
-                Count = value;
-        }
+        protected abstract void OnDisplayedCountRolling(int currentValue, int newValue);
+        protected abstract void OnDisplayedCountIncrement(int newValue);
+        protected abstract void OnDisplayedCountChange(int newValue);
     }
 }
diff --git a/osu.Game/Modes/UI/ComboResultCounter.cs b/osu.Game/Modes/UI/ComboResultCounter.cs
index 03c8b5611f..957a720c94 100644
--- a/osu.Game/Modes/UI/ComboResultCounter.cs
+++ b/osu.Game/Modes/UI/ComboResultCounter.cs
@@ -1,11 +1,11 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using System;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Transforms;
 using osu.Framework.MathUtils;
 using osu.Game.Graphics.UserInterface;
+using System;
 
 namespace osu.Game.Modes.UI
 {
@@ -31,7 +31,7 @@ namespace osu.Game.Modes.UI
 
         public override void Increment(ulong amount)
         {
-            Count = Count + amount;
+            Current.Value = Current + amount;
         }
 
         protected class TransformComboResult : Transform<ulong>
diff --git a/osu.Game/Modes/UI/HealthDisplay.cs b/osu.Game/Modes/UI/HealthDisplay.cs
index ddd4c1db42..3471f4bc3f 100644
--- a/osu.Game/Modes/UI/HealthDisplay.cs
+++ b/osu.Game/Modes/UI/HealthDisplay.cs
@@ -1,72 +1,24 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using System;
-using osu.Framework.Allocation;
 using osu.Framework.Configuration;
-using osu.Framework.Extensions.Color4Extensions;
-using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
-using osu.Framework.Graphics.Sprites;
-using osu.Framework.Graphics.Transforms;
-using osu.Game.Graphics;
-using OpenTK;
-using OpenTK.Graphics;
 
 namespace osu.Game.Modes.UI
 {
-    public class HealthDisplay : Container
+    public abstract class HealthDisplay : Container
     {
-        private Container fill;
-
-        public BindableDouble Current = new BindableDouble
+        public readonly BindableDouble Current = new BindableDouble
         {
             MinValue = 0,
             MaxValue = 1
         };
 
-        public HealthDisplay()
+        protected HealthDisplay()
         {
-            Children = new Drawable[]
-            {
-                new Box
-                {
-                    RelativeSizeAxes = Axes.Both,
-                    Colour = Color4.Black,
-                },
-                fill = new Container
-                {
-                    RelativeSizeAxes = Axes.Both,
-                    Scale = new Vector2(0, 1),
-                    Masking = true,
-                    Children = new[]
-                    {
-                        new Box
-                        {
-                            RelativeSizeAxes = Axes.Both,
-                        }
-                    }
-                },
-            };
-
-            Current.ValueChanged += current_ValueChanged;
+            Current.ValueChanged += (s, e) => SetHealth((float)Current);
         }
 
-        [BackgroundDependencyLoader]
-        private void laod(OsuColour colours)
-        {
-            fill.Colour = colours.BlueLighter;
-            fill.EdgeEffect = new EdgeEffect
-            {
-                Colour = colours.BlueDarker.Opacity(0.6f),
-                Radius = 8,
-                Type=  EdgeEffectType.Glow
-            };
-        }
-
-        private void current_ValueChanged(object sender, EventArgs e)
-        {
-            fill.ScaleTo(new Vector2((float)Current, 1), 200, EasingTypes.OutQuint);
-        }
+        protected abstract void SetHealth(float value);
     }
 }
diff --git a/osu.Game/Modes/UI/HitRenderer.cs b/osu.Game/Modes/UI/HitRenderer.cs
index fb28dd6c47..e08570522f 100644
--- a/osu.Game/Modes/UI/HitRenderer.cs
+++ b/osu.Game/Modes/UI/HitRenderer.cs
@@ -1,24 +1,23 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using System;
-using System.Collections.Generic;
-using System.Linq;
+using OpenTK;
 using osu.Framework.Allocation;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
+using osu.Game.Beatmaps;
 using osu.Game.Modes.Objects;
 using osu.Game.Modes.Objects.Drawables;
-using osu.Game.Beatmaps;
 using osu.Game.Screens.Play;
-using OpenTK;
+using System;
+using System.Collections.Generic;
+using System.Linq;
 
 namespace osu.Game.Modes.UI
 {
     public abstract class HitRenderer : Container
     {
         public event Action<JudgementInfo> OnJudgement;
-
         public event Action OnAllJudged;
 
         internal readonly PlayerInputManager InputManager = new PlayerInputManager();
@@ -28,11 +27,15 @@ namespace osu.Game.Modes.UI
         /// </summary>
         public abstract Func<Vector2, Vector2> MapPlayfieldToScreenSpace { get; }
 
-        public abstract bool AllObjectsJudged { get; }
+        /// <summary>
+        /// Whether all the HitObjects have been judged.
+        /// </summary>
+        protected abstract bool AllObjectsJudged { get; }
 
         protected void TriggerOnJudgement(JudgementInfo j)
         {
             OnJudgement?.Invoke(j);
+
             if (AllObjectsJudged)
                 OnAllJudged?.Invoke();
         }
@@ -41,34 +44,21 @@ namespace osu.Game.Modes.UI
     public abstract class HitRenderer<TObject> : HitRenderer
         where TObject : HitObject
     {
-        private List<TObject> objects;
-
-        protected Playfield<TObject> Playfield;
-
         public override Func<Vector2, Vector2> MapPlayfieldToScreenSpace => Playfield.ScaledContent.ToScreenSpace;
-
-        public override bool AllObjectsJudged => Playfield.HitObjects.Children.First()?.Judgement.Result != null; //reverse depth sort means First() instead of Last().
-
         public IEnumerable<DrawableHitObject> DrawableObjects => Playfield.HitObjects.Children;
 
-        public Beatmap Beatmap
+        protected override Container<Drawable> Content => content;
+        protected override bool AllObjectsJudged => Playfield.HitObjects.Children.All(h => h.Judgement.Result.HasValue);
+
+        protected Playfield<TObject> Playfield;
+        protected Beatmap<TObject> Beatmap;
+
+        private Container content;
+
+        protected HitRenderer(Beatmap beatmap)
         {
-            set
-            {
-                objects = Convert(value);
-                if (IsLoaded)
-                    loadObjects();
-            }
-        }
+            Beatmap = CreateBeatmapConverter().Convert(beatmap);
 
-        protected abstract Playfield<TObject> CreatePlayfield();
-
-        protected abstract HitObjectConverter<TObject> Converter { get; }
-
-        protected virtual List<TObject> Convert(Beatmap beatmap) => Converter.Convert(beatmap);
-
-        protected HitRenderer()
-        {
             RelativeSizeAxes = Axes.Both;
 
             InputManager.Add(content = new Container
@@ -83,9 +73,6 @@ namespace osu.Game.Modes.UI
             AddInternal(InputManager);
         }
 
-        protected override Container<Drawable> Content => content;
-
-        private Container content;
 
         [BackgroundDependencyLoader]
         private void load()
@@ -95,22 +82,25 @@ namespace osu.Game.Modes.UI
 
         private void loadObjects()
         {
-            if (objects == null) return;
-            foreach (TObject h in objects)
+            foreach (TObject h in Beatmap.HitObjects)
             {
                 DrawableHitObject<TObject> drawableObject = GetVisualRepresentation(h);
 
-                if (drawableObject == null) continue;
+                if (drawableObject == null)
+                    continue;
 
                 drawableObject.OnJudgement += onJudgement;
 
                 Playfield.Add(drawableObject);
             }
+
             Playfield.PostProcess();
         }
 
         private void onJudgement(DrawableHitObject<TObject> o, JudgementInfo j) => TriggerOnJudgement(j);
 
         protected abstract DrawableHitObject<TObject> GetVisualRepresentation(TObject h);
+        protected abstract Playfield<TObject> CreatePlayfield();
+        protected abstract IBeatmapConverter<TObject> CreateBeatmapConverter();
     }
 }
diff --git a/osu.Game/Modes/UI/ScoreOverlay.cs b/osu.Game/Modes/UI/HudOverlay.cs
similarity index 56%
rename from osu.Game/Modes/UI/ScoreOverlay.cs
rename to osu.Game/Modes/UI/HudOverlay.cs
index 09f34d4c2e..4b454797ce 100644
--- a/osu.Game/Modes/UI/ScoreOverlay.cs
+++ b/osu.Game/Modes/UI/HudOverlay.cs
@@ -1,28 +1,24 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using System;
+using osu.Framework.Allocation;
+using osu.Framework.Configuration;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
-using osu.Game.Graphics.UserInterface;
-using osu.Game.Modes.Objects;
-using OpenTK;
-using osu.Framework.Graphics.Primitives;
-using osu.Game.Screens.Play;
-using osu.Framework.Allocation;
 using osu.Game.Configuration;
-using osu.Framework.Configuration;
+using osu.Game.Graphics.UserInterface;
+using osu.Game.Screens.Play;
+using System;
 
 namespace osu.Game.Modes.UI
 {
-    public abstract class ScoreOverlay : Container
+    public abstract class HudOverlay : Container
     {
-        public KeyCounterCollection KeyCounter;
-        public ComboCounter ComboCounter;
-        public ScoreCounter ScoreCounter;
-        public PercentageCounter AccuracyCounter;
-        public HealthDisplay HealthDisplay;
-        public Score Score { get; set; }
+        public readonly KeyCounterCollection KeyCounter;
+        public readonly ComboCounter ComboCounter;
+        public readonly ScoreCounter ScoreCounter;
+        public readonly PercentageCounter AccuracyCounter;
+        public readonly HealthDisplay HealthDisplay;
 
         private Bindable<bool> showKeyCounter;
 
@@ -30,31 +26,14 @@ namespace osu.Game.Modes.UI
         protected abstract ComboCounter CreateComboCounter();
         protected abstract PercentageCounter CreateAccuracyCounter();
         protected abstract ScoreCounter CreateScoreCounter();
-        protected virtual HealthDisplay CreateHealthDisplay() => new HealthDisplay
-        {
-            Size = new Vector2(1, 5),
-            RelativeSizeAxes = Axes.X,
-            Margin = new MarginPadding { Top = 20 }
-        };
+        protected abstract HealthDisplay CreateHealthDisplay();
 
-        public virtual void OnHit(HitObject h)
-        {
-            ComboCounter?.Increment();
-            ScoreCounter?.Increment(300);
-            AccuracyCounter?.Set(Math.Min(1, AccuracyCounter.Count + 0.01f));
-        }
-
-        public virtual void OnMiss(HitObject h)
-        {
-            ComboCounter?.Roll();
-            AccuracyCounter?.Set(AccuracyCounter.Count - 0.01f);
-        }
-
-        protected ScoreOverlay()
+        protected HudOverlay()
         {
             RelativeSizeAxes = Axes.Both;
 
-            Children = new Drawable[] {
+            Children = new Drawable[]
+            {
                 KeyCounter = CreateKeyCounter(),
                 ComboCounter = CreateComboCounter(),
                 ScoreCounter = CreateScoreCounter(),
@@ -83,9 +62,9 @@ namespace osu.Game.Modes.UI
         {
             //bind processor bindables to combocounter, score display etc.
             //TODO: these should be bindable binds, not events!
-            processor.TotalScore.ValueChanged += delegate { ScoreCounter?.Set((ulong)processor.TotalScore.Value); };
-            processor.Accuracy.ValueChanged += delegate { AccuracyCounter?.Set((float)processor.Accuracy.Value); };
-            processor.Combo.ValueChanged += delegate { ComboCounter?.Set((ulong)processor.Combo.Value); };
+            ScoreCounter?.Current.BindTo(processor.TotalScore);
+            AccuracyCounter?.Current.BindTo(processor.Accuracy);
+            ComboCounter?.Current.BindTo(processor.Combo);
             HealthDisplay?.Current.BindTo(processor.Health);
         }
 
diff --git a/osu.Game.Modes.Osu/UI/OsuComboCounter.cs b/osu.Game/Modes/UI/StandardComboCounter.cs
similarity index 75%
rename from osu.Game.Modes.Osu/UI/OsuComboCounter.cs
rename to osu.Game/Modes/UI/StandardComboCounter.cs
index fe24b021a6..08bb3add84 100644
--- a/osu.Game.Modes.Osu/UI/OsuComboCounter.cs
+++ b/osu.Game/Modes/UI/StandardComboCounter.cs
@@ -1,15 +1,14 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using osu.Game.Modes.UI;
 using OpenTK;
 
-namespace osu.Game.Modes.Osu.UI
+namespace osu.Game.Modes.UI
 {
     /// <summary>
-    /// Uses the 'x' symbol and has a pop-out effect while rolling over. Used in osu! standard.
+    /// Uses the 'x' symbol and has a pop-out effect while rolling over.
     /// </summary>
-    public class OsuComboCounter : ComboCounter
+    public class StandardComboCounter : ComboCounter
     {
         protected uint ScheduledPopOutCurrentId;
 
@@ -26,12 +25,12 @@ namespace osu.Game.Modes.Osu.UI
             PopOutCount.Anchor = Anchor;
         }
 
-        protected override string FormatCount(ulong count)
+        protected override string FormatCount(int count)
         {
             return $@"{count}x";
         }
 
-        protected virtual void TransformPopOut(ulong newValue)
+        protected virtual void TransformPopOut(int newValue)
         {
             PopOutCount.Text = FormatCount(newValue);
 
@@ -44,19 +43,19 @@ namespace osu.Game.Modes.Osu.UI
             PopOutCount.MoveTo(DisplayedCountSpriteText.Position, PopOutDuration, PopOutEasing);
         }
 
-        protected virtual void TransformPopOutRolling(ulong newValue)
+        protected virtual void TransformPopOutRolling(int newValue)
         {
             TransformPopOut(newValue);
             TransformPopOutSmall(newValue);
         }
 
-        protected virtual void TransformNoPopOut(ulong newValue)
+        protected virtual void TransformNoPopOut(int newValue)
         {
             DisplayedCountSpriteText.Text = FormatCount(newValue);
             DisplayedCountSpriteText.ScaleTo(1);
         }
 
-        protected virtual void TransformPopOutSmall(ulong newValue)
+        protected virtual void TransformPopOutSmall(int newValue)
         {
             DisplayedCountSpriteText.Text = FormatCount(newValue);
             DisplayedCountSpriteText.ScaleTo(PopOutSmallScale);
@@ -72,7 +71,7 @@ namespace osu.Game.Modes.Osu.UI
             DisplayedCount++;
         }
 
-        protected override void OnCountRolling(ulong currentValue, ulong newValue)
+        protected override void OnCountRolling(int currentValue, int newValue)
         {
             ScheduledPopOutCurrentId++;
 
@@ -83,7 +82,7 @@ namespace osu.Game.Modes.Osu.UI
             base.OnCountRolling(currentValue, newValue);
         }
 
-        protected override void OnCountIncrement(ulong currentValue, ulong newValue)
+        protected override void OnCountIncrement(int currentValue, int newValue)
         {
             ScheduledPopOutCurrentId++;
 
@@ -93,7 +92,7 @@ namespace osu.Game.Modes.Osu.UI
             DisplayedCountSpriteText.Show();
 
             TransformPopOut(newValue);
-            
+
             uint newTaskId = ScheduledPopOutCurrentId;
             Scheduler.AddDelayed(delegate
             {
@@ -101,7 +100,7 @@ namespace osu.Game.Modes.Osu.UI
             }, PopOutDuration);
         }
 
-        protected override void OnCountChange(ulong currentValue, ulong newValue)
+        protected override void OnCountChange(int currentValue, int newValue)
         {
             ScheduledPopOutCurrentId++;
 
@@ -111,7 +110,7 @@ namespace osu.Game.Modes.Osu.UI
             base.OnCountChange(currentValue, newValue);
         }
 
-        protected override void OnDisplayedCountRolling(ulong currentValue, ulong newValue)
+        protected override void OnDisplayedCountRolling(int currentValue, int newValue)
         {
             if (newValue == 0)
                 DisplayedCountSpriteText.FadeOut(FadeOutDuration);
@@ -124,14 +123,14 @@ namespace osu.Game.Modes.Osu.UI
                 TransformNoPopOut(newValue);
         }
 
-        protected override void OnDisplayedCountChange(ulong newValue)
+        protected override void OnDisplayedCountChange(int newValue)
         {
             DisplayedCountSpriteText.FadeTo(newValue == 0 ? 0 : 1);
 
             TransformNoPopOut(newValue);
         }
 
-        protected override void OnDisplayedCountIncrement(ulong newValue)
+        protected override void OnDisplayedCountIncrement(int newValue)
         {
             DisplayedCountSpriteText.Show();
 
diff --git a/osu.Game/Modes/UI/StandardHealthDisplay.cs b/osu.Game/Modes/UI/StandardHealthDisplay.cs
new file mode 100644
index 0000000000..b6a3dc7f89
--- /dev/null
+++ b/osu.Game/Modes/UI/StandardHealthDisplay.cs
@@ -0,0 +1,60 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+
+using OpenTK;
+using OpenTK.Graphics;
+using osu.Framework.Allocation;
+using osu.Framework.Extensions.Color4Extensions;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Sprites;
+using osu.Framework.Graphics.Transforms;
+using osu.Game.Graphics;
+
+namespace osu.Game.Modes.UI
+{
+    public class StandardHealthDisplay : HealthDisplay
+    {
+        private Container fill;
+
+        public StandardHealthDisplay()
+        {
+            Children = new Drawable[]
+            {
+                new Box
+                {
+                    RelativeSizeAxes = Axes.Both,
+                    Colour = Color4.Black,
+                },
+                fill = new Container
+                {
+                    RelativeSizeAxes = Axes.Both,
+                    Scale = new Vector2(0, 1),
+                    Masking = true,
+                    Children = new[]
+                    {
+                        new Box
+                        {
+                            RelativeSizeAxes = Axes.Both,
+                        }
+                    }
+                },
+            };
+        }
+
+        [BackgroundDependencyLoader]
+        private void load(OsuColour colours)
+        {
+            fill.Colour = colours.BlueLighter;
+            fill.EdgeEffect = new EdgeEffect
+            {
+                Colour = colours.BlueDarker.Opacity(0.6f),
+                Radius = 8,
+                Type = EdgeEffectType.Glow
+            };
+        }
+
+        protected override void SetHealth(float value) => fill.ScaleTo(new Vector2(value, 1), 200, EasingTypes.OutQuint);
+    }
+}
diff --git a/osu.Game.Modes.Osu/UI/OsuScoreOverlay.cs b/osu.Game/Modes/UI/StandardHudOverlay.cs
similarity index 74%
rename from osu.Game.Modes.Osu/UI/OsuScoreOverlay.cs
rename to osu.Game/Modes/UI/StandardHudOverlay.cs
index d91a751c26..f77191adf7 100644
--- a/osu.Game.Modes.Osu/UI/OsuScoreOverlay.cs
+++ b/osu.Game/Modes/UI/StandardHudOverlay.cs
@@ -1,27 +1,16 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using osu.Framework.Graphics;
-using osu.Game.Graphics.UserInterface;
-using osu.Game.Modes.UI;
 using OpenTK;
-using OpenTK.Input;
+using osu.Framework.Graphics;
 using osu.Framework.Graphics.Primitives;
+using osu.Game.Graphics.UserInterface;
 using osu.Game.Screens.Play;
 
-namespace osu.Game.Modes.Osu.UI
+namespace osu.Game.Modes.UI
 {
-    public class OsuScoreOverlay : ScoreOverlay
+    public class StandardHudOverlay : HudOverlay
     {
-        protected override ScoreCounter CreateScoreCounter() => new ScoreCounter(6)
-        {
-            Anchor = Anchor.TopCentre,
-            Origin = Anchor.TopCentre,
-            TextSize = 40,
-            Position = new Vector2(0, 30),
-            Margin = new MarginPadding { Right = 5 },
-        };
-
         protected override PercentageCounter CreateAccuracyCounter() => new PercentageCounter
         {
             Anchor = Anchor.TopCentre,
@@ -31,12 +20,19 @@ namespace osu.Game.Modes.Osu.UI
             Margin = new MarginPadding { Right = 5 },
         };
 
-        protected override ComboCounter CreateComboCounter() => new OsuComboCounter
+        protected override ComboCounter CreateComboCounter() => new StandardComboCounter
         {
             Anchor = Anchor.BottomLeft,
             Origin = Anchor.BottomLeft,
         };
 
+        protected override HealthDisplay CreateHealthDisplay() => new StandardHealthDisplay
+        {
+            Size = new Vector2(1, 5),
+            RelativeSizeAxes = Axes.X,
+            Margin = new MarginPadding { Top = 20 }
+        };
+
         protected override KeyCounterCollection CreateKeyCounter() => new KeyCounterCollection
         {
             IsCounting = true,
@@ -44,13 +40,15 @@ namespace osu.Game.Modes.Osu.UI
             Anchor = Anchor.BottomRight,
             Origin = Anchor.BottomRight,
             Margin = new MarginPadding(10),
-            Children = new KeyCounter[]
-            {
-                new KeyCounterKeyboard(Key.Z),
-                new KeyCounterKeyboard(Key.X),
-                new KeyCounterMouse(MouseButton.Left),
-                new KeyCounterMouse(MouseButton.Right),
-            }
+        };
+
+        protected override ScoreCounter CreateScoreCounter() => new ScoreCounter(6)
+        {
+            Anchor = Anchor.TopCentre,
+            Origin = Anchor.TopCentre,
+            TextSize = 40,
+            Position = new Vector2(0, 30),
+            Margin = new MarginPadding { Right = 5 },
         };
     }
 }
diff --git a/osu.Game/Overlays/OptionsOverlay.cs b/osu.Game/Overlays/OptionsOverlay.cs
index 463f21bcdd..53d8cb3593 100644
--- a/osu.Game/Overlays/OptionsOverlay.cs
+++ b/osu.Game/Overlays/OptionsOverlay.cs
@@ -147,8 +147,8 @@ namespace osu.Game.Overlays
 
                 var previous = sidebarButtons.SingleOrDefault(sb => sb.Selected);
                 var next = sidebarButtons.SingleOrDefault(sb => sb.Section == bestCandidate);
-                if (next != null) next.Selected = true;
                 if (previous != null) previous.Selected = false;
+                if (next != null) next.Selected = true;
             }
         }
 
diff --git a/osu.Game/Overlays/Toolbar/ToolbarModeButton.cs b/osu.Game/Overlays/Toolbar/ToolbarModeButton.cs
index 1bcc0bf828..62359b05ae 100644
--- a/osu.Game/Overlays/Toolbar/ToolbarModeButton.cs
+++ b/osu.Game/Overlays/Toolbar/ToolbarModeButton.cs
@@ -1,7 +1,6 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using osu.Framework.Extensions;
 using osu.Framework.Graphics.Containers;
 using osu.Game.Modes;
 using OpenTK.Graphics;
@@ -17,8 +16,8 @@ namespace osu.Game.Overlays.Toolbar
             set
             {
                 mode = value;
-                TooltipMain = mode.GetDescription();
-                TooltipSub = $"Play some {mode.GetDescription()}";
+                TooltipMain = Ruleset.GetRuleset(mode).Description;
+                TooltipSub = $"Play some {Ruleset.GetRuleset(mode).Description}";
                 Icon = Ruleset.GetRuleset(mode).Icon;
             }
         }
diff --git a/osu.Game/Overlays/Toolbar/ToolbarModeSelector.cs b/osu.Game/Overlays/Toolbar/ToolbarModeSelector.cs
index 8b24157381..30474ad796 100644
--- a/osu.Game/Overlays/Toolbar/ToolbarModeSelector.cs
+++ b/osu.Game/Overlays/Toolbar/ToolbarModeSelector.cs
@@ -64,7 +64,7 @@ namespace osu.Game.Overlays.Toolbar
                 }
             };
 
-            foreach (PlayMode m in Enum.GetValues(typeof(PlayMode)))
+            foreach (PlayMode m in Ruleset.PlayModes)
             {
                 var localMode = m;
                 modeButtons.Add(new ToolbarModeButton
diff --git a/osu.Game/Screens/Play/Player.cs b/osu.Game/Screens/Play/Player.cs
index cb494ef79f..1a71543786 100644
--- a/osu.Game/Screens/Play/Player.cs
+++ b/osu.Game/Screens/Play/Player.cs
@@ -1,29 +1,29 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
+using OpenTK;
+using OpenTK.Graphics;
 using osu.Framework.Allocation;
 using osu.Framework.Audio;
 using osu.Framework.Audio.Track;
-using osu.Framework.Graphics;
-using osu.Framework.Timing;
-using osu.Game.Database;
-using osu.Game.Modes;
-using osu.Game.Screens.Backgrounds;
-using OpenTK;
-using osu.Framework.Screens;
-using osu.Game.Modes.UI;
-using osu.Game.Screens.Ranking;
-using osu.Game.Configuration;
 using osu.Framework.Configuration;
-using System;
-using System.Linq;
 using osu.Framework.Extensions.IEnumerableExtensions;
-using OpenTK.Graphics;
+using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Transforms;
 using osu.Framework.Input;
 using osu.Framework.Logging;
+using osu.Framework.Screens;
+using osu.Framework.Timing;
+using osu.Game.Configuration;
+using osu.Game.Database;
 using osu.Game.Input.Handlers;
+using osu.Game.Modes;
+using osu.Game.Modes.UI;
+using osu.Game.Screens.Backgrounds;
+using osu.Game.Screens.Ranking;
+using System;
+using System.Linq;
 
 namespace osu.Game.Screens.Play
 {
@@ -54,7 +54,7 @@ namespace osu.Game.Screens.Play
         private Bindable<int> dimLevel;
         private SkipButton skipButton;
 
-        private ScoreOverlay scoreOverlay;
+        private HudOverlay hudOverlay;
         private PauseOverlay pauseOverlay;
 
         [BackgroundDependencyLoader]
@@ -112,8 +112,9 @@ namespace osu.Game.Screens.Play
 
             ruleset = Ruleset.GetRuleset(Beatmap.PlayMode);
 
-            scoreOverlay = ruleset.CreateScoreOverlay();
-            scoreOverlay.BindProcessor(scoreProcessor = ruleset.CreateScoreProcessor(beatmap.HitObjects.Count));
+            hudOverlay = new StandardHudOverlay();
+            hudOverlay.KeyCounter.Add(ruleset.CreateGameplayKeys());
+            hudOverlay.BindProcessor(scoreProcessor = ruleset.CreateScoreProcessor(beatmap.HitObjects.Count));
 
             pauseOverlay = new PauseOverlay
             {
@@ -135,7 +136,7 @@ namespace osu.Game.Screens.Play
                 hitRenderer.InputManager.ReplayInputHandler = ReplayInputHandler;
             }
 
-            scoreOverlay.BindHitRenderer(hitRenderer);
+            hudOverlay.BindHitRenderer(hitRenderer);
 
             //bind HitRenderer to ScoreProcessor and ourselves (for a pass situation)
             hitRenderer.OnJudgement += scoreProcessor.AddJudgement;
@@ -159,7 +160,7 @@ namespace osu.Game.Screens.Play
                         },
                     }
                 },
-                scoreOverlay,
+                hudOverlay,
                 pauseOverlay
             };
         }
@@ -196,7 +197,7 @@ namespace osu.Game.Screens.Play
             if (canPause || force)
             {
                 lastPauseActionTime = Time.Current;
-                scoreOverlay.KeyCounter.IsCounting = false;
+                hudOverlay.KeyCounter.IsCounting = false;
                 pauseOverlay.Retries = RestartCount;
                 pauseOverlay.Show();
                 sourceClock.Stop();
@@ -211,7 +212,7 @@ namespace osu.Game.Screens.Play
         public void Resume()
         {
             lastPauseActionTime = Time.Current;
-            scoreOverlay.KeyCounter.IsCounting = true;
+            hudOverlay.KeyCounter.IsCounting = true;
             pauseOverlay.Hide();
             sourceClock.Start();
             IsPaused = false;
diff --git a/osu.Game/osu.Game.csproj b/osu.Game/osu.Game.csproj
index 95e816e5c0..d81cb2daff 100644
--- a/osu.Game/osu.Game.csproj
+++ b/osu.Game/osu.Game.csproj
@@ -73,6 +73,7 @@
   <ItemGroup>
     <Compile Include="Beatmaps\Drawables\BeatmapBackgroundSprite.cs" />
     <Compile Include="Beatmaps\DifficultyCalculator.cs" />
+    <Compile Include="Beatmaps\IBeatmapCoverter.cs" />
     <Compile Include="Database\ScoreDatabase.cs" />
     <Compile Include="Graphics\Backgrounds\Triangles.cs" />
     <Compile Include="Graphics\Cursor\CursorTrail.cs" />
@@ -97,6 +98,9 @@
     <Compile Include="Modes\Score.cs" />
     <Compile Include="Modes\ScoreProcesssor.cs" />
     <Compile Include="Modes\UI\HealthDisplay.cs" />
+    <Compile Include="Modes\UI\HudOverlay.cs" />
+    <Compile Include="Modes\UI\StandardHealthDisplay.cs" />
+    <Compile Include="Modes\UI\StandardHudOverlay.cs" />
     <Compile Include="Online\API\IOnlineComponent.cs" />
     <Compile Include="Online\API\Requests\GetUserRequest.cs" />
     <Compile Include="Overlays\DragBar.cs" />
@@ -167,6 +171,7 @@
     <Compile Include="Screens\Play\PlayerInputManager.cs" />
     <Compile Include="Screens\Play\PlayerLoader.cs" />
     <Compile Include="Screens\Play\SkipButton.cs" />
+    <Compile Include="Modes\UI\StandardComboCounter.cs" />
     <Compile Include="Screens\Select\CarouselContainer.cs" />
     <Compile Include="Screens\Select\MatchSongSelect.cs" />
     <Compile Include="Screens\OsuGameScreen.cs" />
@@ -181,7 +186,6 @@
     <Compile Include="Screens\Select\PlaySongSelect.cs" />
     <Compile Include="Modes\UI\HitRenderer.cs" />
     <Compile Include="Modes\UI\Playfield.cs" />
-    <Compile Include="Modes\UI\ScoreOverlay.cs" />
     <Compile Include="Screens\Select\EditSongSelect.cs" />
     <Compile Include="Modes\UI\ComboCounter.cs" />
     <Compile Include="Modes\UI\ComboResultCounter.cs" />