Plague of Undeath

Whenever a non-Zombie creature dealt combat
damage by a Zombie this turn dies, return that creature to the battlefield under your control
with an additional -1/-1 counter on it at the
beginning of the next end step. It becomes a
Zombie in addition to its other types.
{2}{b}, Exile a creature card from your graveyard:
Create a 2/2 black Zombie creature token.