WebKit

card-KnxL

Unlocks the playground difficulties, replicas of the originals but you are omnipotent, also unlocked after beating the game for free

Unlock everything all at once, this permanently disables you from getting into the leader board, if you really want to cheat, buy this

It's just a 5 dollar bill with thank you written on it. BONUS MESSAGE: thank you

Play Kit by @bloxxer_retros, free in your browser on Castle.