Yoked Buffalo

When Yoked Buffalo comes into play, you may
exile a target creature an opponent controls.
If it was a human, put an Umbra counter on it;
it gains Haste until end of turn.
{r/g}{r/g}: Remove an Umbra counter,Yoked Buffalo
gets +2/+2, Trample, and cannot be blocked by
Cowards until end of turn.
When Yoked Buffalo leaves the battlefield
return the exiled card to the battlefield under
its owner's control.
"Once a Man, now ah -Mine." Witch