Opera the Melodious Diva [SP17-EN020] Starfoil Rare Extreme Force you can Tribute Continuous Spell/Trap

you can Tribute Continuous Spell/Trap Card(s) you control

when an opponent's monster activates its effect (Quick Effect): You can target 1 Effect Monster your opponent controls or in their GY

Unless you pay 500 Life Points

halve its current ATK for the rest of this turn

Opera the Melodious Diva [SP17-EN020] Starfoil Rare Extreme Force you can Tribute Continuous Spell/TrapSet: Star Pack Battle Royal Card type: Effect Monster Rarity: Starfoil Rare Attack: 2300 Defense: 1000 Cannot attack the turn it is Normal Summoned or flipped face up. If this card is sent to the Graveyard as a Fusion Material for a Fusion Summon: You can activate this effect; for the rest of this turn, "Melodious" monsters you control cannot be destroyed by battle or card effects.