Superdreadnought Rail Cannon Gustav Max [LART-EN018] Ultra Rare Lightning Your opponent cannot activate Spell

Your opponent cannot activate Spell or Trap Cards until the end of their 2nd turn after this card is Normal Summoned

Set: Dark Revelation Volume 3 Card type: Fusion Monster Rarity: Rare Attack: 4200 Defense: 3700 "Big Koala" + "Des Kangaroo"

you can return 1 face-up "Mist Valley" card you control

Set: Black & White: Plasma Freeze Type: Lightning Rarity: Ultra Rare Retreat cost: Colorless

Superdreadnought Rail Cannon Gustav Max [LART-EN018] Ultra Rare Lightning Your opponent cannot activate SpellSet: The Lost Art Promotion Card type: Xyz Effect Monster Rarity: Ultra Rare Attack: 3000 Defense: 3000 2 Level 10 monsters Once per turn: You can detach 1 Material from this card; inflict 2000 damage to your opponent.