Krobelus the Death Prophet

Bat and Spirit creatures you control have lifelink.

When Krobelus the Death Prophet enters or attacks, choose one:
Crypt Swarm — Create two 1/1 black Bat creature
tokens with flying.
Exorcism — Exile up to three cards from your
graveyard. Create a 2/2 white Spirit creature token
with flying for each card exiled this way.

"Well done, my beauties!"