Sauron, Lord of the Rings

+1: Put a Corruption counter on target creature. If that creature has 3 or more Corruption counters on it, gain control of it until Sauron leaves play
0: Sauron become a 5/5 black Warrior creature with indestructible until end of turn.
-4: Return target creature from any graveyard to the battlefield. It gains haste. Exile that creature at the beginning of the next end step.