Cavern of Souls [Avacyn Restored] Unhinged the dwarven forces had reduced

the dwarven forces had reduced the mighty walls to mere rubble

choose a creature type

Set: Revised Edition Type: Enchantment Rarity: Rare Cost: {1}{U} You may have Copy Artifact enter the battlefield as a copy of any artifact on the battlefield

Until end of turn

Add an amount of {B} equal to the sacrificed creature's converted mana cost

Cavern of Souls [Avacyn Restored] Unhinged the dwarven forces had reducedSet: Avacyn Restored Type: Land Rare 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.