Soul Scrounger

Flying
Morph {b} (You may cast this card face down as a
2/2 creature for 3. Turn it face up any time for its
morph cost.)
When this creature is turned face up sacrifice
another creature, then manifest the top card of
your library. (Put that card onto the battlefield face
down as a 2/2 creature. Turn it face up any time for
its mana cost if it's a creature card.)