diff --git a/source/funkin/util/Constants.hx b/source/funkin/util/Constants.hx
index 4379fe48e..c1bac76c4 100644
--- a/source/funkin/util/Constants.hx
+++ b/source/funkin/util/Constants.hx
@@ -14,7 +14,7 @@ class Constants
    * The title of the game, for debug printing purposes.
    * Change this if you're making an engine.
    */
-  public static final TITLE = "Friday Night Funkin'";
+  public static final TITLE:String = "Friday Night Funkin'";
 
   /**
    * The current version number of the game.
@@ -26,7 +26,7 @@ class Constants
    * A suffix to add to the game version.
    * Add a suffix to prototype builds and remove it for releases.
    */
-  public static final VERSION_SUFFIX = ' PROTOTYPE';
+  public static final VERSION_SUFFIX:String = ' PROTOTYPE';
 
   #if debug
   static function get_VERSION():String
@@ -48,12 +48,12 @@ class Constants
   /**
    * Link to download the game on Itch.io.
    */
-  public static final URL_ITCH:String = "https://ninja-muffin24.itch.io/funkin/purchase";
+  public static final URL_ITCH:String = 'https://ninja-muffin24.itch.io/funkin/purchase';
 
   /**
    * Link to the game's page on Kickstarter.
    */
-  public static final URL_KICKSTARTER:String = "https://www.kickstarter.com/projects/funkin/friday-night-funkin-the-full-ass-game/";
+  public static final URL_KICKSTARTER:String = 'https://www.kickstarter.com/projects/funkin/friday-night-funkin-the-full-ass-game/';
 
   /**
    * GIT REPO DATA
@@ -64,12 +64,12 @@ class Constants
   /**
    * The current Git branch.
    */
-  public static final GIT_BRANCH = funkin.util.macro.GitCommit.getGitBranch();
+  public static final GIT_BRANCH:String = funkin.util.macro.GitCommit.getGitBranch();
 
   /**
    * The current Git commit hash.
    */
-  public static final GIT_HASH = funkin.util.macro.GitCommit.getGitCommitHash();
+  public static final GIT_HASH:String = funkin.util.macro.GitCommit.getGitCommitHash();
   #end
 
   /**
@@ -87,27 +87,70 @@ class Constants
    */
   public static final COLOR_HEALTH_BAR_GREEN:FlxColor = 0xFF66FF33;
 
+  /**
+   * Default variation for charts.
+   */
+  public static final DEFAULT_VARIATION:String = 'default';
+
+  /**
+   * STAGE DEFAULTS
+   */
+  // ==============================
+
+  /**
+   * Default difficulty for charts.
+   */
+  public static final DEFAULT_DIFFICULTY:String = 'normal';
+
+  /**
+   * Default player character for charts.
+   */
+  public static final DEFAULT_CHARACTER:String = 'bf';
+
+  /**
+   * Default stage for charts.
+   */
+  public static final DEFAULT_STAGE:String = 'mainStage';
+
+  /**
+   * Default song for if the PlayState messes up.
+   */
+  public static final DEFAULT_SONG:String = 'tutorial';
+
   /**
    * OTHER
    */
   // ==============================
 
+  /**
+   * All MP3 decoders introduce a playback delay of `528` samples,
+   * which at 44,100 Hz (samples per second) is ~12 ms.
+   */
+  public static final MP3_DELAY_MS:Float = 528 / 44100 * 1000;
+
   /**
    * The scale factor to use when increasing the size of pixel art graphics.
    */
-  public static final PIXEL_ART_SCALE = 6;
+  public static final PIXEL_ART_SCALE:Float = 6;
 
   /**
    * The BPM of the title screen and menu music.
    * TODO: Move to metadata file.
    */
-  public static final FREAKY_MENU_BPM = 102;
+  public static final FREAKY_MENU_BPM:Float = 102;
 
   /**
    * The volume at which to play the countdown before the song starts.
    */
-  public static final COUNTDOWN_VOLUME = 0.6;
+  public static final COUNTDOWN_VOLUME:Float = 0.6;
 
-  public static final DEFAULT_VARIATION = 'default';
-  public static final DEFAULT_DIFFICULTY = 'normal';
+  /**
+   * The default intensity for camera zooms.
+   */
+  public static final DEFAULT_ZOOM_INTENSITY:Float = 0.015;
+
+  /**
+   * The default rate for camera zooms (in beats per zoom).
+   */
+  public static final DEFAULT_ZOOM_RATE:Int = 4;
 }