Cavern of Souls [Ultimate Masters] The Dark If you cast it any

If you cast it any time a sorcery couldn't have been cast

Set: Unlimited Edition Type: Artifact Rare Cost: {3} {1}: The next time an unblocked creature of your choice would deal combat damage to you this turn

Activate this ability only if an opponent controls more lands than you

Set: Return to Ravnica Type: Land — Swamp Mountain Rare Cost: ({T}: Add {B} or {R}

Cavern of Souls [Ultimate Masters] The Dark If you cast it anySet: Ultimate Masters Type: Land Mythic Cost: 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.