Peat Vents
Land-Island Swamp (Rare)

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

Peat Vents enters the battlefield tapped unless you control an enchantment.

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

2U, Tap: Put a 1/1 blue Crab creature token with flying onto the battlefield.

Kev Chan