Form of the Dinosaur (Prerelease) [Rivals of Ixalan Prerelease Promos] Colorless {T}: If the top card

{T}: If the top card of target player's graveyard is a creature card

"A hedron holds magic for a thousand years—or less

untap each other creature you control

Whenever an opponent casts a blue or black spell during your turn

create a 1/1 white Vampire creature token with lifelink

Form of the Dinosaur (Prerelease) [Rivals of Ixalan Prerelease Promos] Colorless {T}: If the top cardSet: Rivals of Ixalan Prerelease Promos Type: Enchantment Rarity: Rare Cost: {4}{R}{R} When Form of the Dinosaur enters the battlefield, your life total becomes 15. At the beginning of your upkeep, Form of the Dinosaur deals 15 damage to target creature an opponent controls and that creature deals damage equal to its power to you.