diff --git a/osu.Game.Rulesets.Catch/Replays/CatchAutoGenerator.cs b/osu.Game.Rulesets.Catch/Replays/CatchAutoGenerator.cs
index 10230b6b78..2e1e4f7e77 100644
--- a/osu.Game.Rulesets.Catch/Replays/CatchAutoGenerator.cs
+++ b/osu.Game.Rulesets.Catch/Replays/CatchAutoGenerator.cs
@@ -5,7 +5,6 @@ using System;
 using System.Linq;
 using osu.Framework.Utils;
 using osu.Game.Beatmaps;
-using osu.Game.Replays;
 using osu.Game.Rulesets.Catch.Beatmaps;
 using osu.Game.Rulesets.Catch.Objects;
 using osu.Game.Rulesets.Catch.UI;
@@ -13,26 +12,19 @@ using osu.Game.Rulesets.Replays;
 
 namespace osu.Game.Rulesets.Catch.Replays
 {
-    internal class CatchAutoGenerator : AutoGenerator
+    internal class CatchAutoGenerator : FramedAutoGenerator<CatchReplayFrame>
     {
-        public const double RELEASE_DELAY = 20;
-
         public new CatchBeatmap Beatmap => (CatchBeatmap)base.Beatmap;
 
         public CatchAutoGenerator(IBeatmap beatmap)
             : base(beatmap)
         {
-            Replay = new Replay();
         }
 
-        protected Replay Replay;
-
-        private CatchReplayFrame currentFrame;
-
-        public override Replay Generate()
+        protected override void GenerateFrames()
         {
             if (Beatmap.HitObjects.Count == 0)
-                return Replay;
+                return;
 
             // todo: add support for HT DT
             const double dash_speed = Catcher.BASE_SPEED;
@@ -119,15 +111,11 @@ namespace osu.Game.Rulesets.Catch.Replays
                     }
                 }
             }
-
-            return Replay;
         }
 
         private void addFrame(double time, float? position = null, bool dashing = false)
         {
-            var last = currentFrame;
-            currentFrame = new CatchReplayFrame(time, position, dashing, last);
-            Replay.Frames.Add(currentFrame);
+            Frames.Add(new CatchReplayFrame(time, position, dashing, LastFrame));
         }
     }
 }
diff --git a/osu.Game.Rulesets.Mania/Replays/ManiaAutoGenerator.cs b/osu.Game.Rulesets.Mania/Replays/ManiaAutoGenerator.cs
index ada84dfac2..4fd105025c 100644
--- a/osu.Game.Rulesets.Mania/Replays/ManiaAutoGenerator.cs
+++ b/osu.Game.Rulesets.Mania/Replays/ManiaAutoGenerator.cs
@@ -3,7 +3,6 @@
 
 using System.Collections.Generic;
 using System.Linq;
-using osu.Game.Replays;
 using osu.Game.Rulesets.Mania.Beatmaps;
 using osu.Game.Rulesets.Mania.Objects;
 using osu.Game.Rulesets.Objects;
@@ -11,7 +10,7 @@ using osu.Game.Rulesets.Replays;
 
 namespace osu.Game.Rulesets.Mania.Replays
 {
-    internal class ManiaAutoGenerator : AutoGenerator
+    internal class ManiaAutoGenerator : FramedAutoGenerator<ManiaReplayFrame>
     {
         public const double RELEASE_DELAY = 20;
 
@@ -22,8 +21,6 @@ namespace osu.Game.Rulesets.Mania.Replays
         public ManiaAutoGenerator(ManiaBeatmap beatmap)
             : base(beatmap)
         {
-            Replay = new Replay();
-
             columnActions = new ManiaAction[Beatmap.TotalColumns];
 
             var normalAction = ManiaAction.Key1;
@@ -43,12 +40,10 @@ namespace osu.Game.Rulesets.Mania.Replays
             }
         }
 
-        protected Replay Replay;
-
-        public override Replay Generate()
+        protected override void GenerateFrames()
         {
             if (Beatmap.HitObjects.Count == 0)
-                return Replay;
+                return;
 
             var pointGroups = generateActionPoints().GroupBy(a => a.Time).OrderBy(g => g.First().Time);
 
@@ -70,10 +65,8 @@ namespace osu.Game.Rulesets.Mania.Replays
                     }
                 }
 
-                Replay.Frames.Add(new ManiaReplayFrame(group.First().Time, actions.ToArray()));
+                Frames.Add(new ManiaReplayFrame(group.First().Time, actions.ToArray()));
             }
-
-            return Replay;
         }
 
         private IEnumerable<IActionPoint> generateActionPoints()
diff --git a/osu.Game.Rulesets.Taiko/Replays/TaikoAutoGenerator.cs b/osu.Game.Rulesets.Taiko/Replays/TaikoAutoGenerator.cs
index fa0134aa94..bd2b7338de 100644
--- a/osu.Game.Rulesets.Taiko/Replays/TaikoAutoGenerator.cs
+++ b/osu.Game.Rulesets.Taiko/Replays/TaikoAutoGenerator.cs
@@ -2,10 +2,8 @@
 // See the LICENCE file in the repository root for full licence text.
 
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using osu.Game.Beatmaps;
-using osu.Game.Replays;
 using osu.Game.Rulesets.Taiko.Objects;
 using osu.Game.Rulesets.Replays;
 using osu.Game.Rulesets.Taiko.Beatmaps;
@@ -13,7 +11,7 @@ using osu.Game.Rulesets.Objects;
 
 namespace osu.Game.Rulesets.Taiko.Replays
 {
-    public class TaikoAutoGenerator : AutoGenerator
+    public class TaikoAutoGenerator : FramedAutoGenerator<TaikoReplayFrame>
     {
         public new TaikoBeatmap Beatmap => (TaikoBeatmap)base.Beatmap;
 
@@ -22,16 +20,12 @@ namespace osu.Game.Rulesets.Taiko.Replays
         public TaikoAutoGenerator(IBeatmap beatmap)
             : base(beatmap)
         {
-            Replay = new Replay();
         }
 
-        protected Replay Replay;
-        protected List<ReplayFrame> Frames => Replay.Frames;
-
-        public override Replay Generate()
+        protected override void GenerateFrames()
         {
             if (Beatmap.HitObjects.Count == 0)
-                return Replay;
+                return;
 
             bool hitButton = true;
 
@@ -128,8 +122,6 @@ namespace osu.Game.Rulesets.Taiko.Replays
 
                 hitButton = !hitButton;
             }
-
-            return Replay;
         }
     }
 }