Superdreadnought Rail Cannon Gustav Max [RA04-EN063] Quarter Century Secret Rare WTR153-C Set: EX: Sandstorm Type: Psychic

Set: EX: Sandstorm Type: Psychic Rarity: Rare Retreat cost: Colorless

also it can activate the 2nd effect listed above as if it were "Therion "King" Regulus"

destroy that card on the field

Set: Hidden Arsenal 7: Knight of Stars Card type: Xyz/Effect Monster Rarity: Secret Rare Attack: 2700 Defense: 2000 2 Level 6 monsters You can also Xyz Summon this card by using a "Constellar" Xyz Monster you control as the Xyz Material

Superdreadnought Rail Cannon Gustav Max [RA04-EN063] Quarter Century Secret Rare WTR153-C Set: EX: Sandstorm Type: PsychicSet: Quarter Century Stampede Card type: Xyz Effect Monster Rarity: Quarter Century Secret Rare 2 Level 10 monstersOnce per turn: You can detach 1 material from this card; inflict 2000 damage to your opponent.