Manaform Hellkite is a mythic Creature — Dragon card from Innistrad: Crimson Vow Promos (PVOW), collector number 170p. Current market price: $2.00 (foil $2.83), TCGplayer market prices via Scryfall.
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.