Mermail King - Neptabyss (Quarter Century Secret Rare) [ROTA-EN046] Quarter Century Secret Rare 263 or good fortune in the

or good fortune in the carnival slot of your Everfest booster pack

destroy all monsters on your opponent's side of the field

destroy that monster without applying damage calculation

Set: Duel Terminal 3 Card type: Synchro/Effect Monster Rarity: Super Rare Attack:

destroy all Spell and Trap Cards on the field

Mermail King - Neptabyss (Quarter Century Secret Rare) [ROTA-EN046] Quarter Century Secret Rare 263 or good fortune in theSet: Rage of the Abyss Card type: Link Effect Monster Rarity: Quarter Century Secret Rare Attack: 2400 2+ monsters, including a Fish, Sea Serpent, or Aqua monster Your opponent cannot target WATER monsters this card points to with card effects. You can only use each of the following effects of "Mermail King Neptabyss" once per turn. If a WATER monster(s) is sent to the GY to activate a card or effect (except during the Damage Step): You can take 1