Superdreadnought Rail Cannon Gustav Max [CT10-EN007] Super Rare Synchro/Pendulum/Effect Monster during your End Phase: Add

during your End Phase: Add 1 "Forbidden One" monster from your Graveyard to your hand

Set: The Dark Illusion Card type: Field Spell Rarity: Rare All Rock-Type monsters on the field gain 500 ATK

Set: Legendary Collection Kaiba Card type: Quick Play Spell Rarity: Ultra Rare Once during this turn

any battle damage this card inflicts to your opponent is doubled

Superdreadnought Rail Cannon Gustav Max [CT10-EN007] Super Rare Synchro/Pendulum/Effect Monster during your End Phase: AddSet: 2013 Collectors Tins Card type: Xyz Effect Monster Rarity: Super Rare Attack: 3000 Defense: 3000 2 Level 10 monsters Once per turn: You can detach 1 Xyz Material from this card; inflict 2000 damage to your opponent.