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.
Near Mint - $38.70
Lightly Played - $30.90
Moderately Played - $27.10
Heavily Played - $23.20
Damaged - $19.30
Near Mint Spanish - $38.70
Lightly Played Spanish - $30.90
Moderately Played Spanish - $27.10
Heavily Played Spanish - $23.20
Damaged Spanish - $19.30