Cavern of Souls [Ultimate Masters] World Magic Cup Qualifiers Activate this ability only if

Activate this ability only if seven or more cards are in your graveyard

You may reveal a creature or land card from among them and put it into your hand

Set: Legends Type: Instant Common Cost: {U} Counter target spell unless its controller pays {1}

Set: Ninth Edition Type: Enchantment Rare Cost: {2}{G}{G} Sacrifice a creature: Draw cards equal to the sacrificed creature's power

Cavern of Souls [Ultimate Masters] World Magic Cup Qualifiers Activate this ability only ifSet: 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.