Flagstones Stronghold
Land-Plains Swamp (Rare)

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

Flagstones Stronghold enters the battlefield tapped unless you pay 1.

2W, Tap: Put a 1/1 Knight Cleric creature token onto the battlefield.

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

Douglas Chan