Z, witch doctor of Cleartide

Whenever a nontoken creature you control dies,
create a 2/1 Black Zombie token with Toxic 1 and Decayed.
Sacrifice 3 Zombies: you gain 2 life and Target opponent gets a Poison counter and loses 2 life.
{u}{b} Target creature gets -1/-1 until end of turn.
whenever someone succumbs to death, his vengeful
army grows. and it will not die.