Nocturne, Writer of Fates

When Nocturne first enters the play, deal 1 damage to all non-black creatures.
•-3: deal 6 damage to a non-black creature.
•+1: Place Nocturne onto the battlefield as a 7/7 Black Demon with Death Touch and Hexproof.
•-10: Target player loses 10 life, and cannot play any non-land, or non-creature spells.