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 - $56.40
Lightly Played - $50.70
Played - $39.50
Heavily Played - $33.80
Damaged - $28.20
Near Mint Non-English - $56.40
Lightly Played Non-English - $50.70
Played Non-English - $39.50
Heavily Played Non-English - $33.80
Damaged Non-English - $28.20