William Zepelli

Hamon {g/w} ({g/w},{t}: Put a +1/+1 counter on this creature. Then, until end of turn, when this creature deals damage to a Vampire, that creature is destroyed. Hamon only as a sorcery.)
{w}{g}, Sacrifice William Zepelli: Put X +1/+1 counters on target creature where X is William Zepelli's Power.