Superdreadnought Rail Cannon Gustav Max [CT10-EN007] Super Rare Synchro/Pendulum/Effect Monster any battle damage this card

any battle damage this card inflicts to your opponent is doubled

you can also add 1 “Frozen Rose” or 1 “Blooming of the Darkest Rose” from your Deck to your hand

You can only use this effect of “Sinister Serpent” once per turn

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

Set: Structure Deck: Zombie Horde Card type: Effect Monster Rarity: Common Attack: 1900 Defense: 1200 Once per turn: You can target 1 Level 4 or lower Zombie monster in your opponent's GY

Superdreadnought Rail Cannon Gustav Max [CT10-EN007] Super Rare Synchro/Pendulum/Effect Monster any battle damage this cardSet: 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.