Garden Underground
Land-Swamp Forest (Rare)

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

Garden Underground enters the battlefield tapped unless you control an enchantment.

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

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

John Chan