Shorecrasher Elemental

: Exile this creature, then return it to the battlefield face down under its owner's control.
: This creature gets +1/-1 or -1/+1 until end of turn.
Megamorph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)