Timberline of the Dead
Land-Swamp Forest (Rare)

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

When Timberline of the Dead enters the battlefield, sacrifice it unless you pay 3 life.

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

Tap, Sacrifice a Swamp: Add BB to your mana pool.

Christopher Myrfors