Transcendent Blademaster

First Strike, Ghost Strike (When this creature dies,
exile it. While in exile, you may pay its mana cost
once a turn to have it deal damage equal to its power
to target attacking or blocking creature.)
{1}{w}: +1/+0 until end of turn.
Morph {w} (You may cast this card face down as a
2/2 colorless creature for {3}. Turn it face up any time
for its morph cost.)