Vault Shrine
Land-Plains Swamp (Rare)

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

Vault Shrine enters the battlefield tapped unless you pay 1.

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

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

Eric Pollack