diff --git a/assets b/assets
index 223722892..86927859c 160000
--- a/assets
+++ b/assets
@@ -1 +1 @@
-Subproject commit 2237228923c6bd35df1e68e3b2a13dfffd1c243d
+Subproject commit 86927859c8e73a9a0b44738a4b50ec97f38444e0
diff --git a/hmm.json b/hmm.json
index 42d17743f..a75dee432 100644
--- a/hmm.json
+++ b/hmm.json
@@ -146,7 +146,7 @@
       "name": "polymod",
       "type": "git",
       "dir": null,
-      "ref": "be712450e5d3ba446008884921bb56873b299a64",
+      "ref": "5547763a22858a1f10939e082de421d587c862bf",
       "url": "https://github.com/larsiusprime/polymod"
     },
     {
diff --git a/source/funkin/audio/FunkinSound.hx b/source/funkin/audio/FunkinSound.hx
index 9efa6ed50..c64240909 100644
--- a/source/funkin/audio/FunkinSound.hx
+++ b/source/funkin/audio/FunkinSound.hx
@@ -1,11 +1,8 @@
 package funkin.audio;
 
-#if flash11
-import flash.media.Sound;
-import flash.utils.ByteArray;
-#end
 import flixel.sound.FlxSound;
 import flixel.group.FlxGroup.FlxTypedGroup;
+import flixel.util.FlxSignal.FlxTypedSignal;
 import flixel.system.FlxAssets.FlxSoundAsset;
 import funkin.util.tools.ICloneable;
 import funkin.data.song.SongData.SongMusicData;
@@ -27,6 +24,25 @@ class FunkinSound extends FlxSound implements ICloneable<FunkinSound>
 {
   static final MAX_VOLUME:Float = 1.0;
 
+  /**
+   * An FlxSignal which is dispatched when the volume changes.
+   */
+  public static var onVolumeChanged(get, never):FlxTypedSignal<Float->Void>;
+
+  static var _onVolumeChanged:Null<FlxTypedSignal<Float->Void>> = null;
+
+  static function get_onVolumeChanged():FlxTypedSignal<Float->Void>
+  {
+    if (_onVolumeChanged == null)
+    {
+      _onVolumeChanged = new FlxTypedSignal<Float->Void>();
+      FlxG.sound.volumeHandler = function(volume:Float) {
+        _onVolumeChanged.dispatch(volume);
+      }
+    }
+    return _onVolumeChanged;
+  }
+
   /**
    * Using `FunkinSound.load` will override a dead instance from here rather than creating a new one, if possible!
    */
diff --git a/source/funkin/graphics/FunkinSprite.hx b/source/funkin/graphics/FunkinSprite.hx
index 03382f757..7ead7f1fb 100644
--- a/source/funkin/graphics/FunkinSprite.hx
+++ b/source/funkin/graphics/FunkinSprite.hx
@@ -3,6 +3,9 @@ package funkin.graphics;
 import flixel.FlxSprite;
 import flixel.util.FlxColor;
 import flixel.graphics.FlxGraphic;
+import openfl.display3D.textures.TextureBase;
+import funkin.graphics.framebuffer.FixedBitmapData;
+import openfl.display.BitmapData;
 
 /**
  * An FlxSprite with additional functionality.
@@ -41,7 +44,7 @@ class FunkinSprite extends FlxSprite
    */
   public static function create(x:Float = 0.0, y:Float = 0.0, key:String):FunkinSprite
   {
-    var sprite = new FunkinSprite(x, y);
+    var sprite:FunkinSprite = new FunkinSprite(x, y);
     sprite.loadTexture(key);
     return sprite;
   }
@@ -55,7 +58,7 @@ class FunkinSprite extends FlxSprite
    */
   public static function createSparrow(x:Float = 0.0, y:Float = 0.0, key:String):FunkinSprite
   {
-    var sprite = new FunkinSprite(x, y);
+    var sprite:FunkinSprite = new FunkinSprite(x, y);
     sprite.loadSparrow(key);
     return sprite;
   }
@@ -69,7 +72,7 @@ class FunkinSprite extends FlxSprite
    */
   public static function createPacker(x:Float = 0.0, y:Float = 0.0, key:String):FunkinSprite
   {
-    var sprite = new FunkinSprite(x, y);
+    var sprite:FunkinSprite = new FunkinSprite(x, y);
     sprite.loadPacker(key);
     return sprite;
   }
@@ -89,6 +92,30 @@ class FunkinSprite extends FlxSprite
     return this;
   }
 
+  /**
+   * Apply an OpenFL `BitmapData` to this sprite.
+   * @param input The OpenFL `BitmapData` to apply
+   * @return This sprite, for chaining
+   */
+  public function loadBitmapData(input:BitmapData):FunkinSprite
+  {
+    loadGraphic(input);
+
+    return this;
+  }
+
+  /**
+   * Apply an OpenFL `TextureBase` to this sprite.
+   * @param input The OpenFL `TextureBase` to apply
+   * @return This sprite, for chaining
+   */
+  public function loadTextureBase(input:TextureBase):FunkinSprite
+  {
+    var inputBitmap:FixedBitmapData = FixedBitmapData.fromTexture(input);
+
+    return loadBitmapData(inputBitmap);
+  }
+
   /**
    * Load an animated texture (Sparrow atlas spritesheet) as the sprite's texture.
    * @param key The key of the texture to load.
@@ -119,11 +146,20 @@ class FunkinSprite extends FlxSprite
     return this;
   }
 
+  /**
+   * Determine whether the texture with the given key is cached.
+   * @param key The key of the texture to check.
+   * @return Whether the texture is cached.
+   */
   public static function isTextureCached(key:String):Bool
   {
     return FlxG.bitmap.get(key) != null;
   }
 
+  /**
+   * Ensure the texture with the given key is cached.
+   * @param key The key of the texture to cache.
+   */
   public static function cacheTexture(key:String):Void
   {
     // We don't want to cache the same texture twice.
@@ -139,7 +175,7 @@ class FunkinSprite extends FlxSprite
     }
 
     // Else, texture is currently uncached.
-    var graphic = flixel.graphics.FlxGraphic.fromAssetKey(key, false, null, true);
+    var graphic:FlxGraphic = FlxGraphic.fromAssetKey(key, false, null, true);
     if (graphic == null)
     {
       FlxG.log.warn('Failed to cache graphic: $key');
diff --git a/source/funkin/graphics/framebuffer/FixedBitmapData.hx b/source/funkin/graphics/framebuffer/FixedBitmapData.hx
index 00b39ce1c..4ffcbb867 100644
--- a/source/funkin/graphics/framebuffer/FixedBitmapData.hx
+++ b/source/funkin/graphics/framebuffer/FixedBitmapData.hx
@@ -32,11 +32,11 @@ class FixedBitmapData extends BitmapData
   public static function fromTexture(texture:TextureBase):FixedBitmapData
   {
     if (texture == null) return null;
-    final bitmapData = new FixedBitmapData(texture.__width, texture.__height, true, 0);
-    bitmapData.readable = false;
+    final bitmapData:FixedBitmapData = new FixedBitmapData(texture.__width, texture.__height, true, 0);
+    // bitmapData.readable = false;
     bitmapData.__texture = texture;
     bitmapData.__textureContext = texture.__textureContext;
-    bitmapData.image = null;
+    // bitmapData.image = null;
     return bitmapData;
   }
 }
diff --git a/source/funkin/graphics/video/FlxVideo.hx b/source/funkin/graphics/video/FlxVideo.hx
index 5e178efb3..a0fab9c09 100644
--- a/source/funkin/graphics/video/FlxVideo.hx
+++ b/source/funkin/graphics/video/FlxVideo.hx
@@ -1,45 +1,58 @@
 package funkin.graphics.video;
 
-import flixel.FlxBasic;
-import flixel.FlxSprite;
+import flixel.util.FlxColor;
+import flixel.util.FlxSignal.FlxTypedSignal;
+import funkin.audio.FunkinSound;
+import openfl.display3D.textures.TextureBase;
 import openfl.events.NetStatusEvent;
+import openfl.media.SoundTransform;
 import openfl.media.Video;
 import openfl.net.NetConnection;
 import openfl.net.NetStream;
 
 /**
  * Plays a video via a NetStream. Only works on HTML5.
- * This does NOT replace hxCodec, nor does hxCodec replace this. hxCodec only works on desktop and does not work on HTML5!
+ * This does NOT replace hxCodec, nor does hxCodec replace this.
+ * hxCodec only works on desktop and does not work on HTML5!
  */
-class FlxVideo extends FlxBasic
+class FlxVideo extends FunkinSprite
 {
   var video:Video;
   var netStream:NetStream;
-
-  public var finishCallback:Void->Void;
+  var videoPath:String;
 
   /**
-   * Doesn't actually interact with Flixel shit, only just a pleasant to use class
+   * A callback to execute when the video finishes.
    */
+  public var finishCallback:Void->Void;
+
   public function new(videoPath:String)
   {
     super();
 
+    this.videoPath = videoPath;
+
+    makeGraphic(2, 2, FlxColor.TRANSPARENT);
+
     video = new Video();
     video.x = 0;
     video.y = 0;
+    video.alpha = 0;
 
-    FlxG.addChildBelowMouse(video);
+    FlxG.game.addChild(video);
 
-    var netConnection = new NetConnection();
+    var netConnection:NetConnection = new NetConnection();
     netConnection.connect(null);
 
     netStream = new NetStream(netConnection);
-    netStream.client = {onMetaData: client_onMetaData};
-    netConnection.addEventListener(NetStatusEvent.NET_STATUS, netConnection_onNetStatus);
+    netStream.client = {onMetaData: onClientMetaData};
+    netConnection.addEventListener(NetStatusEvent.NET_STATUS, onNetConnectionNetStatus);
     netStream.play(videoPath);
   }
 
+  /**
+   * Tell the FlxVideo to pause playback.
+   */
   public function pauseVideo():Void
   {
     if (netStream != null)
@@ -48,6 +61,9 @@ class FlxVideo extends FlxBasic
     }
   }
 
+  /**
+   * Tell the FlxVideo to resume if it is paused.
+   */
   public function resumeVideo():Void
   {
     // Resume playing the video.
@@ -57,6 +73,29 @@ class FlxVideo extends FlxBasic
     }
   }
 
+  var videoAvailable:Bool = false;
+  var frameTimer:Float;
+
+  static final FRAME_RATE:Float = 60;
+
+  public override function update(elapsed:Float):Void
+  {
+    super.update(elapsed);
+
+    if (frameTimer >= (1 / FRAME_RATE))
+    {
+      frameTimer = 0;
+      // TODO: We just draw the video buffer to the sprite 60 times a second.
+      // Can we copy the video buffer instead somehow?
+      pixels.draw(video);
+    }
+
+    if (videoAvailable) frameTimer += elapsed;
+  }
+
+  /**
+   * Tell the FlxVideo to seek to the beginning.
+   */
   public function restartVideo():Void
   {
     // Seek to the beginning of the video.
@@ -66,6 +105,9 @@ class FlxVideo extends FlxBasic
     }
   }
 
+  /**
+   * Tell the FlxVideo to end.
+   */
   public function finishVideo():Void
   {
     netStream.dispose();
@@ -74,15 +116,48 @@ class FlxVideo extends FlxBasic
     if (finishCallback != null) finishCallback();
   }
 
-  public function client_onMetaData(metaData:Dynamic)
+  public override function destroy():Void
+  {
+    if (netStream != null)
+    {
+      netStream.dispose();
+
+      if (FlxG.game.contains(video)) FlxG.game.removeChild(video);
+    }
+
+    super.destroy();
+  }
+
+  /**
+   * Callback executed when the video stream loads.
+   * @param metaData The metadata of the video
+   */
+  public function onClientMetaData(metaData:Dynamic):Void
   {
     video.attachNetStream(netStream);
 
-    video.width = FlxG.width;
-    video.height = FlxG.height;
+    onVideoReady();
   }
 
-  function netConnection_onNetStatus(event:NetStatusEvent):Void
+  function onVideoReady():Void
+  {
+    video.width = FlxG.width;
+    video.height = FlxG.height;
+
+    videoAvailable = true;
+
+    FunkinSound.onVolumeChanged.add(onVolumeChanged);
+    onVolumeChanged(FlxG.sound.muted ? 0 : FlxG.sound.volume);
+
+    makeGraphic(Std.int(video.width), Std.int(video.height), FlxColor.TRANSPARENT);
+  }
+
+  function onVolumeChanged(volume:Float):Void
+  {
+    netStream.soundTransform = new SoundTransform(volume);
+  }
+
+  function onNetConnectionNetStatus(event:NetStatusEvent):Void
   {
     if (event.info.code == 'NetStream.Play.Complete') finishVideo();
   }
diff --git a/source/funkin/play/character/BaseCharacter.hx b/source/funkin/play/character/BaseCharacter.hx
index d39f19b76..2796f8123 100644
--- a/source/funkin/play/character/BaseCharacter.hx
+++ b/source/funkin/play/character/BaseCharacter.hx
@@ -193,6 +193,11 @@ class BaseCharacter extends Bopper
     return _data.death?.cameraOffsets ?? [0.0, 0.0];
   }
 
+  public function getBaseScale():Float
+  {
+    return _data.scale;
+  }
+
   public function getDeathCameraZoom():Float
   {
     return _data.death?.cameraZoom ?? 1.0;
@@ -260,8 +265,8 @@ class BaseCharacter extends Bopper
   }
 
   /**
-   * Set the sprite scale to the appropriate value.
-   * @param scale
+   * Set the character's sprite scale to the appropriate value.
+   * @param scale The desired scale.
    */
   public function setScale(scale:Null<Float>):Void
   {
diff --git a/source/funkin/play/song/Song.hx b/source/funkin/play/song/Song.hx
index 1b7740408..42266a6ae 100644
--- a/source/funkin/play/song/Song.hx
+++ b/source/funkin/play/song/Song.hx
@@ -367,11 +367,14 @@ class Song implements IPlayStateScriptedClass implements IRegistryEntry<SongMeta
 
   /**
    * List all the difficulties in this song.
+   *
    * @param variationId Optionally filter by a single variation.
    * @param variationIds Optionally filter by multiple variations.
+   * @param showHidden Include charts which are not accessible to the player.
+   *
    * @return The list of difficulties.
    */
-  public function listDifficulties(?variationId:String, ?variationIds:Array<String>):Array<String>
+  public function listDifficulties(?variationId:String, ?variationIds:Array<String>, showHidden:Bool = false):Array<String>
   {
     if (variationIds == null) variationIds = [];
     if (variationId != null) variationIds.push(variationId);
@@ -387,6 +390,15 @@ class Song implements IPlayStateScriptedClass implements IRegistryEntry<SongMeta
       return difficulty.difficulty;
     }).nonNull().unique();
 
+    diffFiltered = diffFiltered.filter(function(diffId:String):Bool {
+      if (showHidden) return true;
+      for (targetVariation in variationIds)
+      {
+        if (isDifficultyVisible(diffId, targetVariation)) return true;
+      }
+      return false;
+    });
+
     diffFiltered.sort(SortUtil.defaultsThenAlphabetically.bind(Constants.DEFAULT_DIFFICULTY_LIST));
 
     return diffFiltered;
@@ -405,6 +417,13 @@ class Song implements IPlayStateScriptedClass implements IRegistryEntry<SongMeta
     return false;
   }
 
+  public function isDifficultyVisible(diffId:String, variationId:String):Bool
+  {
+    var variation = _metadata.get(variationId);
+    if (variation == null) return false;
+    return variation.playData.difficulties.contains(diffId);
+  }
+
   /**
    * Purge the cached chart data for each difficulty of this song.
    */
diff --git a/source/funkin/play/stage/Stage.hx b/source/funkin/play/stage/Stage.hx
index 56026469a..db42b0dd3 100644
--- a/source/funkin/play/stage/Stage.hx
+++ b/source/funkin/play/stage/Stage.hx
@@ -109,10 +109,11 @@ class Stage extends FlxSpriteGroup implements IPlayStateScriptedClass implements
     {
       getBoyfriend().resetCharacter(true);
       // Reapply the camera offsets.
-      var charData = _data.characters.bf;
-      getBoyfriend().scale.set(charData.scale, charData.scale);
-      getBoyfriend().cameraFocusPoint.x += charData.cameraOffsets[0];
-      getBoyfriend().cameraFocusPoint.y += charData.cameraOffsets[1];
+      var stageCharData:StageDataCharacter = _data.characters.bf;
+      var finalScale:Float = getBoyfriend().getBaseScale() * stageCharData.scale;
+      getBoyfriend().setScale(finalScale);
+      getBoyfriend().cameraFocusPoint.x += stageCharData.cameraOffsets[0];
+      getBoyfriend().cameraFocusPoint.y += stageCharData.cameraOffsets[1];
     }
     else
     {
@@ -122,19 +123,21 @@ class Stage extends FlxSpriteGroup implements IPlayStateScriptedClass implements
     {
       getGirlfriend().resetCharacter(true);
       // Reapply the camera offsets.
-      var charData = _data.characters.gf;
-      getGirlfriend().scale.set(charData.scale, charData.scale);
-      getGirlfriend().cameraFocusPoint.x += charData.cameraOffsets[0];
-      getGirlfriend().cameraFocusPoint.y += charData.cameraOffsets[1];
+      var stageCharData:StageDataCharacter = _data.characters.gf;
+      var finalScale:Float = getBoyfriend().getBaseScale() * stageCharData.scale;
+      getGirlfriend().setScale(finalScale);
+      getGirlfriend().cameraFocusPoint.x += stageCharData.cameraOffsets[0];
+      getGirlfriend().cameraFocusPoint.y += stageCharData.cameraOffsets[1];
     }
     if (getDad() != null)
     {
       getDad().resetCharacter(true);
       // Reapply the camera offsets.
-      var charData = _data.characters.dad;
-      getDad().scale.set(charData.scale, charData.scale);
-      getDad().cameraFocusPoint.x += charData.cameraOffsets[0];
-      getDad().cameraFocusPoint.y += charData.cameraOffsets[1];
+      var stageCharData:StageDataCharacter = _data.characters.dad;
+      var finalScale:Float = getBoyfriend().getBaseScale() * stageCharData.scale;
+      getDad().setScale(finalScale);
+      getDad().cameraFocusPoint.x += stageCharData.cameraOffsets[0];
+      getDad().cameraFocusPoint.y += stageCharData.cameraOffsets[1];
     }
 
     // Reset positions of named props.
@@ -393,23 +396,23 @@ class Stage extends FlxSpriteGroup implements IPlayStateScriptedClass implements
     #end
 
     // Apply position and z-index.
-    var charData:StageDataCharacter = null;
+    var stageCharData:StageDataCharacter = null;
     switch (charType)
     {
       case BF:
         this.characters.set('bf', character);
-        charData = _data.characters.bf;
+        stageCharData = _data.characters.bf;
         character.flipX = !character.getDataFlipX();
         character.name = 'bf';
         character.initHealthIcon(false);
       case GF:
         this.characters.set('gf', character);
-        charData = _data.characters.gf;
+        stageCharData = _data.characters.gf;
         character.flipX = character.getDataFlipX();
         character.name = 'gf';
       case DAD:
         this.characters.set('dad', character);
-        charData = _data.characters.dad;
+        stageCharData = _data.characters.dad;
         character.flipX = character.getDataFlipX();
         character.name = 'dad';
         character.initHealthIcon(true);
@@ -421,15 +424,15 @@ class Stage extends FlxSpriteGroup implements IPlayStateScriptedClass implements
     // This ensures positioning is based on the idle animation.
     character.resetCharacter(true);
 
-    if (charData != null)
+    if (stageCharData != null)
     {
-      character.zIndex = charData.zIndex;
+      character.zIndex = stageCharData.zIndex;
 
       // Start with the per-stage character position.
       // Subtracting the origin ensures characters are positioned relative to their feet.
       // Subtracting the global offset allows positioning on a per-character basis.
-      character.x = charData.position[0] - character.characterOrigin.x + character.globalOffsets[0];
-      character.y = charData.position[1] - character.characterOrigin.y + character.globalOffsets[1];
+      character.x = stageCharData.position[0] - character.characterOrigin.x + character.globalOffsets[0];
+      character.y = stageCharData.position[1] - character.characterOrigin.y + character.globalOffsets[1];
 
       @:privateAccess(funkin.play.stage.Bopper)
       {
@@ -438,16 +441,17 @@ class Stage extends FlxSpriteGroup implements IPlayStateScriptedClass implements
         character.originalPosition.y = character.y + character.animOffsets[1];
       }
 
-      character.scale.set(charData.scale, charData.scale);
-      character.cameraFocusPoint.x += charData.cameraOffsets[0];
-      character.cameraFocusPoint.y += charData.cameraOffsets[1];
+      var finalScale = character.getBaseScale() * stageCharData.scale;
+      character.setScale(finalScale); // Don't use scale.set for characters!
+      character.cameraFocusPoint.x += stageCharData.cameraOffsets[0];
+      character.cameraFocusPoint.y += stageCharData.cameraOffsets[1];
 
       #if debug
       // Draw the debug icon at the character's feet.
       if (charType == BF || charType == DAD)
       {
-        debugIcon.x = charData.position[0];
-        debugIcon.y = charData.position[1];
+        debugIcon.x = stageCharData.position[0];
+        debugIcon.y = stageCharData.position[1];
         debugIcon2.x = character.x;
         debugIcon2.y = character.y;
       }
diff --git a/source/funkin/util/plugins/ReloadAssetsDebugPlugin.hx b/source/funkin/util/plugins/ReloadAssetsDebugPlugin.hx
index a43317cce..f69609531 100644
--- a/source/funkin/util/plugins/ReloadAssetsDebugPlugin.hx
+++ b/source/funkin/util/plugins/ReloadAssetsDebugPlugin.hx
@@ -22,7 +22,11 @@ class ReloadAssetsDebugPlugin extends FlxBasic
   {
     super.update(elapsed);
 
+    #if html5
+    if (FlxG.keys.justPressed.FIVE && FlxG.keys.pressed.SHIFT)
+    #else
     if (FlxG.keys.justPressed.F5)
+    #end
     {
       funkin.modding.PolymodHandler.forceReloadAssets();