Howltooth Farm
Land-Plains Swamp (Rare)

(Tap: Add W or B to your mana pool.)

Howltooth Farm enters the battlefield tapped.

2, Tap: Target land becomes a 3/3 black Cleric Horror creature until end of turn. It's still a land.

W, Tap, Sacrifice Howltooth Farm: Prevent all combat damage that would be dealt this turn.

James Staples