Cavern of Souls (Topper) [Ultimate Masters Box Topper] Nissa and library for any number

and library for any number of cards with the same name as that card and exile them

if a player cast two or more spells last turn

3 — Add {U}

that player discards their hand

Set: Conspiracy Type: Instant Rarity: Common Cost: {1}{G} Regenerate each creature you control

Cavern of Souls (Topper) [Ultimate Masters Box Topper] Nissa and library for any numberSet: 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.