Mobius the Frost Monarch (Blue) [DL11-EN010] Rare GX Manga Promotional Cards You can use this effect

You can use this effect of "Number 80: Rhapsody in Berserk" up to twice per turn

or Monster Card effects

Set: Legendary Collection 3: Yugi's World Card type: Normal Trap Rarity: Secret Rare Attack: 0 Defense: 0 When an opponent's monster declares an attack: Destroy all Attack Position monsters your opponent controls

If you Special Summoned 3 or more monsters with this effect

Set: Absolute Powerforce Card type: Effect Monster Rarity: Ultimate Rare Attack: 2000 Defense: 1500 During each of your End Phases

Mobius the Frost Monarch (Blue) [DL11-EN010] Rare GX Manga Promotional Cards You can use this effectSet: Duelist League Promo Card type: Effect Monster Rarity: Rare Attack: 2400 Defense: 1000 When this card is Tribute Summoned, you can select up to 2 Spell orTrap Cards on the field. Destroy them.