Galeck, The revenant

Zombies you control gets +1/+1 and undying.
Whenever a non zombie creature an opponent controls dies, put a 2/2 black zombie creature token on to the battlefield under your control.
''They resist the taint as if it's unnatural, the faithful fools does not understand that only true life comes from death. and he is truly powerfull.'' - Galeck, The revenant.