Terrain Mapping Dragon

Flying
Megamorph {2}{u}{g} (You may cast this card face down as a 2/2 creature for {3}. Turn it face
up any time for its megamorph cost and put a +1/+1 counter on it.)
When Terrain Mapping Dragon is turned face up, search you library for a basic land card and put it onto the battlefield tapped. Shuffle your library.