Mistveil of Whispers
Land (Rare)

Mistveil of Whispers enters the battlefield tapped.

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

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

Tap, Sacrifice Mistveil of Whispers: Add 2 to your mana pool.

Douglas Prescott