When Sulfurous Steppe enters the battlefield, sacrifice it unless you pay 3 life.

: Add  to your mana pool. Activate this ability only if you control a Swamp.

: Add  to your mana pool. Activate this ability only if you control a Forest.

: Sulfurous Steppe becomes a 2/2 black and green Rogue creature with trample until end of turn. It's still a land.