class CostumemasteryInheritable : ChallengeGameScene
A challenge game scene that listens for whether the player has earned the Costumemastery achievement.
Determine if the player is eligible to receive the Costumemastery achievement and grant it.
ImportantFor subclasses that will override this method, make sure to call the parent to make this achievement accessible in the challenge.
override func willCalculateChallengeResults()