What does Liberator, Urza's Battlethopter do?
user
Flash\nFlying\nYou may cast colorless spells and artifact spells as though they had flash.\nWhenever you cast a spell, if the amount of mana spent to cast that spell is greater than Liberator, Urza's Battlethopter's power, put a +1/+1 counter on Liberator.
assistant