Cavern of Souls (Topper) [Ultimate Masters Box Topper] Insect Wizard where X is the mana

where X is the mana value of the exiled creature

The imps' warbling cries echo through Phyrexia's towers like those of mourning doves in a cathedral

- 20 heads – 12 bare

Set: Commander 2015 Type: Artifact Rarity: Mythic Cost: {5} Creatures you control get +1/+1 and have flying and indestructible

Delirium — When Ishkanah

Cavern of Souls (Topper) [Ultimate Masters Box Topper] Insect Wizard where X is the manaSet: Ultimate Masters Box Topper Type: Land Rarity: Mythic 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.