Alice, Daughter of Darkness

Unleash (You may have this creature enter the battlefield with a +1/+1 counter on it. It can't block
as long as it has a +1/+1 counter on it.)
Bloodthirst 2 (If an opponent was dealt damage this
turn, this creature enters the battlefield with two
+1/+1 counters on it.)
Bushido 2 (Whenever this creature blocks or becomes blocked, it gets +2/+2 until end of turn.)