diff --git a/osu.Game.Mode.Osu/Objects/Drawables/DrawableSlider.cs b/osu.Game.Mode.Osu/Objects/Drawables/DrawableSlider.cs
index 2c817e7074..5b3d91e7a3 100644
--- a/osu.Game.Mode.Osu/Objects/Drawables/DrawableSlider.cs
+++ b/osu.Game.Mode.Osu/Objects/Drawables/DrawableSlider.cs
@@ -1,8 +1,10 @@
-using System.Collections.Generic;
+// Copyright (c) 2007-2016 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu-framework/master/LICENCE
+
+using System.Collections.Generic;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Game.Modes.Objects.Drawables;
-using osu.Game.Modes.Osu.Objects.Drawables.Pieces;
 using OpenTK;
 using osu.Framework.Graphics.Sprites;
 using osu.Framework.Graphics.Transformations;
diff --git a/osu.Game.Mode.Osu/Objects/SliderCurve.cs b/osu.Game.Mode.Osu/Objects/SliderCurve.cs
index 92d5650403..1e6b0553c2 100644
--- a/osu.Game.Mode.Osu/Objects/SliderCurve.cs
+++ b/osu.Game.Mode.Osu/Objects/SliderCurve.cs
@@ -1,9 +1,11 @@
-using System.Collections.Generic;
+// Copyright (c) 2007-2016 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu-framework/master/LICENCE
+
+using System.Collections.Generic;
 using OpenTK;
 using System.Linq;
 using System.Diagnostics;
 using osu.Framework.MathUtils;
-using System;
 
 namespace osu.Game.Modes.Osu.Objects
 {
diff --git a/osu.Game/Configuration/OsuConfigManager.cs b/osu.Game/Configuration/OsuConfigManager.cs
index 6f2175cb97..8e5fbfad42 100644
--- a/osu.Game/Configuration/OsuConfigManager.cs
+++ b/osu.Game/Configuration/OsuConfigManager.cs
@@ -4,8 +4,6 @@
 using osu.Framework.Configuration;
 using osu.Framework.Platform;
 using osu.Game.Modes;
-using osu.Game.Online.API;
-using osu.Game.Screens.Play;
 
 namespace osu.Game.Configuration
 {
diff --git a/osu.Game/OsuGameBase.cs b/osu.Game/OsuGameBase.cs
index 5b35b1e672..4db582d799 100644
--- a/osu.Game/OsuGameBase.cs
+++ b/osu.Game/OsuGameBase.cs
@@ -1,12 +1,12 @@
-using System;
+// Copyright (c) 2007-2016 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu-framework/master/LICENCE
+
 using osu.Framework;
 using osu.Framework.Allocation;
 using osu.Framework.Configuration;
-using osu.Framework.GameModes;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Cursor;
-using osu.Framework.Graphics.Textures;
 using osu.Framework.IO.Stores;
 using osu.Framework.Platform;
 using osu.Game.Beatmaps;
@@ -15,11 +15,7 @@ using osu.Game.Configuration;
 using osu.Game.Database;
 using osu.Game.Graphics.Cursor;
 using osu.Game.Graphics.Processing;
-using osu.Game.IPC;
-using osu.Game.Online;
 using osu.Game.Online.API;
-using osu.Game.Overlays;
-using osu.Game.Online.API.Requests;
 
 namespace osu.Game
 {
diff --git a/osu.Game/Overlays/Options/Graphics/DetailOptions.cs b/osu.Game/Overlays/Options/Graphics/DetailOptions.cs
index 1a947e4c13..880677ff6a 100644
--- a/osu.Game/Overlays/Options/Graphics/DetailOptions.cs
+++ b/osu.Game/Overlays/Options/Graphics/DetailOptions.cs
@@ -1,8 +1,9 @@
-using osu.Framework;
+// Copyright (c) 2007-2016 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu-framework/master/LICENCE
+
 using osu.Framework.Allocation;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Sprites;
-using osu.Framework.Graphics.UserInterface;
 using osu.Game.Configuration;
 
 namespace osu.Game.Overlays.Options.Graphics