Number 91: Thunder Spark Dragon [REDU-EN098] Ultra Rare Effect monster you can select and activate

you can select and activate 1 of these effects: Destroy Spell or Trap Cards on the field up to the number of "Elemental Hero"

Enchanted by this monster even when attacked

• During either player's Battle Phase

then target 1 monster your opponent controls

this card can attack all monsters your opponent controls once each

Number 91: Thunder Spark Dragon [REDU-EN098] Ultra Rare Effect monster you can select and activateSet: Return of the Duelist Card type: Xyz Effect Monster Rarity: Ultra Rare Attack: 2400 Defense: 2000 3 Level 4 monsters Once per turn, you can activate 1 of these effects Detach 3 Xyz Materials from this card; destroy all other face up monsters on the field. Detach 5 Xyz Materials from this card; destroy all cards your opponent controls.