| HasAcceleration | Play.Engine.Movement |
| HasAccelerationTimer | Play.Engine.Movement |
| HasAction | Play.Engine.Sprite |
| HasActionmap | Play.Engine.Sprite |
| HasAlignment | Play.Engine.Utils, Play.Engine |
| HasFont | Play.Engine.Button |
| HasHitBox | |
| 1 (Type/Class) | Play.Engine.Utils, Play.Engine |
| 2 (Data Constructor) | Play.Engine.Utils, Play.Engine |
| HasHitbox | Play.Engine.Utils, Play.Engine |
| HasInitSpeed | Play.Engine.Sprite |
| HasIsClicked | Play.Engine.Button |
| HasMaxPos | Play.Engine.Sprite |
| HasMaxSpeed | Play.Engine.Movement |
| HasMinSpeed | Play.Engine.Movement |
| HasPos | Play.Engine.Utils, Play.Engine |
| HasPosFloatPart | Play.Engine.Movement |
| HasPosSize | |
| 1 (Type/Class) | Play.Engine.Utils, Play.Engine |
| 2 (Data Constructor) | Play.Engine.Utils, Play.Engine |
| HasSbg1 | Play.Engine.ScrollingBackground |
| HasSbg2 | Play.Engine.ScrollingBackground |
| HasSize | Play.Engine.Utils, Play.Engine |
| HasSpeed | |
| 1 (Type/Class) | Play.Engine.Sprite |
| 2 (Type/Class) | Play.Engine.ScrollingBackground |
| 3 (Type/Class) | Play.Engine.Movement |
| HasText | Play.Engine.Button |
| HasTexture | |
| 1 (Type/Class) | Play.Engine.Sprite |
| 2 (Type/Class) | Play.Engine.ScrollingBackground |
| head | Play.Engine.Utils, Play.Engine |
| Hitbox | |
| 1 (Type/Class) | Play.Engine.Utils, Play.Engine |
| 2 (Data Constructor) | Play.Engine.Utils, Play.Engine |
| hitbox | Play.Engine.Utils, Play.Engine |
| HKD | Play.Engine.MySDL.MySDL |
| Hold | Play.Engine.Input, Play.Engine |