When Windswept Underground enters the battlefield, you lose 1 life unless you reveal a Soldier card from your hand.

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

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

: Windswept Underground becomes a 0/4 white and black Kor Spirit creature with defender until end of turn. It's still a land.