Cavern of Souls [The List] Gargoyle its controller searches their library

its controller searches their library for a basic land card

you may pay {R}{R}{R}

Set: Scars of Mirrodin Type: Artifact Rarity: Rare Cost: {6} When Contagion Engine enters the battlefield

You may cast spells with the same name as that spell from among the revealed cards without paying their mana costs

if you have the city's blessing

Cavern of Souls [The List] Gargoyle its controller searches their librarySet: The List Type: Land Rarity: Rare 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.