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 - $56.20
Lightly Played - $50.60
Played - $39.40
Heavily Played - $33.70
Damaged - $28.10
Near Mint Non-English - $56.20
Lightly Played Non-English - $50.60
Played Non-English - $39.40
Heavily Played Non-English - $33.70
Damaged Non-English - $28.10