Demetrius, Forsaken Wizard

If you control all 5 Grand Wizards you win
the game.
If a Grand Wizard would leave the battlefield
for any reason exile it with 3 time counters on it.
{u}{u}{u} Return any number of creatures from all graveyards. They enter as 2/2 black Zombies in addition to their other types and abilities. Lose 2
life for each creature brought to the battlefield
this way.