Ulfric, Bear of Markarth

Whenever Ulfric, Bear of Markarth attacks,
reveal the top card of your library. If that card is
a human, put a +1/+1 counter on Ulfric and
create a 0/0 white Human Soldier creature token.
Other Humans get +1/+1 and Vigilance.
{w}{g}, {t}: You may put a human creature card
from your hand onto the battlefield.
Activate only as a sorcery.