Cavern of Souls (Topper) [Ultimate Masters Box Topper] Legendary Artifact and special extended-art versions of

and special extended-art versions of cards in every pack

the Tyrant enters the battlefield

Set: Hour of Devastation Prerelease Promos Type: Artifact Rarity: Rare Cost: {3} {2}: Mirage Mirror becomes a copy of target artifact

select and activate 1 of the following effects: • This card' gains 400 ATK

Cavern of Souls (Topper) [Ultimate Masters Box Topper] Legendary Artifact and special extended-art versions ofSet: 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.