Vigilante

WhenVigilante enters the battlefield or turns face
up, put 3 shot counters on Vigilante
{w}{w}, {t}: If Vigilante has a shot counter on it
remove one and destroy target facedown creature.
If the destroyed creature was a townie sacrifice Vigilante
Morph {1}{w}(You may cast this card face down as
a 2/2 creature for {3}. Turn it face up any time for its
morph cost.)