Misty Hollows

Misty Hollows enters the battle field tapped unless
you control a plains or swamp. You may put the top card of your library into your graveyard instead of having a plains or swamp.

{t}: Add {w} or {b}

{4}: Misty Hollows turns into a 4/4 white black elemental with haste, lifelink, and deathtouch until end of the turn.