Cavern of Souls (Topper) [Ultimate Masters Box Topper] Time Spiral and their effects

and their effects

Set: Duel Terminal 1 Card type: Synchro/Effect Monster Rarity: Super Rare Attack: 2800 Defense: 1800 "Nitro Synchron" + 1 or more non-Tuner monsters Once during each of your turns

roll a six-sided die twice and this card's ATK becomes the larger number rolled x 700

Set: Flaming Eternity Card type: Fusion/Effect Monster Rarity: Ultimate Rare Attack: 2600 Defense: 1200 Barrel Dragon + Blowback Dragon

return 1 monster on your opponent's side of the field to the owner's hand

Cavern of Souls (Topper) [Ultimate Masters Box Topper] Time Spiral and their effectsSet: 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.