Slagheap Wastes
Land-Swamp Mountain (Rare)

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

Slagheap Wastes enters the battlefield tapped.

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

BB, Tap, Sacrifice Slagheap Wastes: Put a -1/-1 counter on target creature.

Aleksi Prescott