Herbert West, Maniacal Pupil

Whenever a creature dies gain {e}.
•Pay {e}{e}{e}{e}: Return target human from
your graveyard to the battlefield.
•Pay {e}{e}: Return target cat, dog, or rat from
your graveyard to the battlefield.
-Each ability can be activated once on your turn.
-Whenever a creature enters the battlefield
from your graveyard it fights a creature at random.