As Cavern of Souls enters the battlefield, choose a creature type.
T: Add C.
T: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.
NOTE: Stock image, not actual card.
As Cavern of Souls enters the battlefield, choose a creature type.
T: Add C.
T: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.
NOTE: Stock image, not actual card.