Superdreadnought Rail Cannon Gustav Max (Quarter Century Secret Rare) (RA04-EN063) - Quarter Century Stampede 1st Edition Number_DT03-EN088 also you cannot Special Summon

also you cannot Special Summon from the Extra Deck for the rest of this turn

you can Special Summon 1 "Dark Magician" or 1 "Dark Magician Girl" from your GY

- Once per turn: You can target 1 monster your opponent controls

then target 1 Fiend monster you control

Card TextSkull Servent + Dissolverock

Superdreadnought Rail Cannon Gustav Max (Quarter Century Secret Rare) (RA04-EN063) - Quarter Century Stampede 1st Edition Number_DT03-EN088 also you cannot Special SummonTypeMachine Xyz Effect Monster AttributeEARTH ATK DEF3000 3000 Card Text2 Level 10 monsters Once per turn: You can detach 1 material from this card; inflict 2000 damage to your opponent.