Manaform Hellkite
From Innistrad: Crimson Vow set
Manaform Hellkite
Creature — Dragon
4/4
Flying
Whenever you cast a noncreature spell, create an X/X red Dragon Illusion creature token with flying and haste, where X is the amount of mana spent to cast that spell. Exile that token at the beginning of the next end step.