Kingdra (TG03/TG30) [Sword & Shield: Astral Radiance] SV80 or the effect of an

or the effect of an Effect Monster is activated

When a monster(s) you control is targeted for an attack or by an opponent's card effect (except during the Damage Step): You can destroy all cards your opponent controls

Set: Champion Pack 3 Card type: Normal Spell Rarity: Super Rare Attack: 0 Defense: 0 Select 1 face-down card on the field and destroy it

Set: EX: Delta Species Type: Water Rarity: Uncommon Retreat cost: Colorless

You can only use this effect of "D/D/D Oblivion King Abyss Ragnarok" once per turn

Kingdra (TG03/TG30) [Sword & Shield: Astral Radiance] SV80 or the effect of anSet: Sword & Shield: Astral Radiance Type: Water Rarity: Secret Rare Retreat cost: Colorless