Corrupted Crossroads

Land

Oath of the Gatewatch

: Add {C} to your mana pool. ({C} represents colorless mana.)

, Pay 1 life: Add one mana of any color to your mana pool. Spend this mana only to cast a spell with devoid.

"Look, and see the future."
-Ayli, high priest of the Eternal Pilgrims

Rules

• 1/22/2016: The mana produced by the last ability can’t be spent on a colorless spell unless that spell specifically has the devoid ability.