Twilight Mountain
Land-Swamp Mountain (Rare)

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

At the beginning of your end step, if you didn't cast any spells this turn, Twilight Mountain deals 1 damage to you.

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

2RR, Tap: Twilight Mountain deals 1 damage to target creature.

Lars Chan