Leviathan [The Dark] SV81 Set: XY: Evolutions Type: Fire

Set: XY: Evolutions Type: Fire Rarity: Rare Retreat cost: Colorless

if this card in face-up Attack Position

Set: 2003 Collectors Tin Card type: Normal Monster Rarity: Secret Rare Attack: 2500 Defense: 2100 The ultimate wizard in terms of attack and defense

you can also Xyz Summon "Divine Arsenal AA-ZEUS - Sky Thunder" by using 1 Xyz Monster you control as material

Set: EX: Dragon Type: Water Rarity: Common Retreat cost: Colorless

Leviathan [The Dark] SV81 Set: XY: Evolutions Type: FireSet: The Dark Type: Creature Leviathan Rarity: Rare Cost: {5}{U}{U}{U}{U} Trample Leviathan enters the battlefield tapped and doesn't untap during your untap step. At the beginning of your upkeep, you may sacrifice two Islands. If you do, untap Leviathan. Leviathan can't attack unless you sacrifice two Islands. (This cost is paid as attackers are declared.)