Number 17: Leviathan Dragon [GENF-EN039] Ultimate Rare GX Manga Promotional Cards This card can attack as

This card can attack as many of your opponent's monsters each turn as the number of Fusion Material Monsters you used for the Fusion Summon of this card

50 Commons

Special Summon 1 "Clone Token" that has the same original Level

Set: Invasion: Vengeance Card type: Xyz/Effect Monster Rarity: Secret Rare Attack: 3000 Defense: 2500 3 Level 5 monsters If this card has "Dark Rebellion Xyz Dragon" as Xyz Material

you can select it

Number 17: Leviathan Dragon [GENF-EN039] Ultimate Rare GX Manga Promotional Cards This card can attack asSet: Generation Force Card type: Xyz Effect Monster Rarity: Ultimate Rare Attack: 2000 Defense: 0 2 Level 3 monsters Once per turn: You can detach 1 Xyz Material from this card, this card gains 500 ATK. If this card has no Xyz Materials, it cannot attack your opponent directly.