Rugged Marsh
Land-Swamp Mountain (Rare)

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

Rugged Marsh enters the battlefield tapped unless you reveal a planeswalker card from your hand.

RR: Put a 1/1 red Troll creature token onto the battlefield.

BB, Tap, Sacrifice Rugged Marsh: Put a -1/-1 counter on target creature.

James Moeller