God of the Tistina !! Crystal God Tistina DECK Superdreadnought Rail Cannon Gustav Rocket - YUGIOH

Superdreadnought Rail Cannon Gustav Rocket 超弩級砲塔列車グスタフ・ロケット 3 Level 10 monsters Once per turn, you can also Xyz Summon "Superdreadnought Rail Cannon Gustav Rocket" by discarding 1 card and using "Superdreadnought Rail Cannon Gustav Max" you control (transfer its materials to this card). When your opponent activates a monster effect while this card has material (Quick Effect): You can negate that effect, and if you do, destroy that monster, then inflict 1000 damage to your opponent. You can only use this effect of "Superdreadnought Rail Cannon Gustav Rocket" once per turn. Once per turn, during your End Phase: Detach 1 material from this card or destroy it. Demigod of the Tistina ティスティナの半神 If you control a "Tistina" card: You can Special Summon this card from your hand, then you can add 1 "Tistina" Spell/Trap from your Deck to your hand. During your opponent's turn, if you control "Crystal God Tistina" (Quick Effect): You can change as many monsters your opponent controls as possible to face-down Defense Position, then you can send all face-up cards your opponent controls to the GY. You can only use each effect of "Demigod of the Tistina" once per turn.