Altaïr Ibn-La'Ahad

When Altair Ibn-La'Ahad attacks, he gains flying.
Remorph {3}{w}{w} (You may cast this card face
down as a 2/2 creature for {3}. If this card is on the battlefield, you may turn this card face down as a 2/2 creature for {3} any time. Turn it face up any time for its remorph cost.)
When Altair Ibn-La'Ahad is turned face up, destroy target tapped creature.