Diddy Kong, Fearless Friend

{t} Each player creates a colorless artifact
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 on each creature you control
that's an Ape or Monkey.
When Diddy Kong attacks, defending player
sacrifices an artifact.