Penumbra Zealot

Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)
When Penumbra Zealot dies, if it had no +1/+1 counters on it, create a 1/1 black Vampire Cleric creature token. Otherwise, create a 2/2 black Horror creature token.