Umaro, Bonecarver Yeti

Trample
Umaro, Bonecarver Yeti attacks each turn if able.
Monstrosity 8: {6}{g}{u}{r} (If this creature isnt monstrous, put 8 +1/+1 counters on it and it becomes monstrous.)
Whenever Umaro attacks, if it is monstrous, have
it fight target creature an opponent control.