Kibo, Uktabi Prince

{t}: Each player creates a colorless artifact token
named Banana with "{t}, Sacrifice this artifact:
Add {r} or {g}. You gain 2 life."
Whenever an artifact an opponent controls is put
into a graveyard from the battlefield, put a +1/+1 counter on each creature you control
that's an Ape or a Monkey.
Whenever Kibo attacks, defending player
sacrifices an artifact.