Cave Stronghold
Land-Swamp Mountain (Rare)

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

Cave Stronghold enters the battlefield tapped unless you pay B.

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

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

Mark Critchlow