The object that represents the player's hitbox.
|Create||1||Become visible if the player is focusing.|
|Step||1||Update own position to match the player's, begin shrinking animation if the player isn't focusing.|
|Animation End||1||Set own sprite index and/or visibility according to current one.|
|User Defined 0||1||Start/continue growing animation.|
|User Defined 1||1||Start/continue shrinking animation.|