2025 Mega-Pack Tin

Special Summon 1 "Atlantean" or "Mermail" monster from your hand or GY, and if you do, equip it with this card. If the equipped monster would be destroyed by battle or card effect, you can send this card to the GY instead. You can banish this card from your GY, then target up to 3 of your Fish, Sea Serpent, and/or Aqua monsters that are banished or in your GY; shuffle them into the Deck. You can only use this effect of "Abyss-sting Triaina" once per turn. You can only activate 1 "Abyss-sting Triaina" per turn.

Abyss-sting Triaina

(This card is always treated as a "Mermail" card.)
You can Tribute this card from your hand and 1 "Atlantean" or "Mermail" monster from your hand or field; take 1 Level 7 Fish, Sea Serpent, or Aqua monster from your Deck and either add it to your hand or Special Summon it, also you cannot Special Summon from the Extra Deck for the rest of this turn, except WATER monsters. During your opponent's turn (Quick Effect): You can banish this card from your GY and discard 1 card to the GY; draw 1 card. You can only use each effect of "Abyssrhine, the Atlantean Spirit" once per turn.

Abyssrhine, the Atlantean Spirit

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 "Abyss-" Equip Spell from your Deck or GY and either add it to your hand or equip it to this card. If this card in its owner's possession is destroyed by an opponent's card: You can add 1 "Atlantean" or "Mermail" monster from your Deck to your hand.

Mermail King - Neptabyss

3 Level 7 monsters
Once per turn, you can also Xyz Summon "Poseidra Abyss, the Atlantean Dragon Lord" by using 1 "Atlantean" or "Mermail" Xyz Monster you control. (Transfer its materials to this card.) Once per turn: You can detach 2 materials from this card, then send 1 WATER monster from your hand or Deck to the GY; return up to 3 cards your opponent controls to the hand. If this Xyz Summoned card is sent to the GY: You can discard 1 card to the GY; Special Summon 3 Level 3 or lower Fish, Sea Serpent, and/or Aqua monsters from your hand and/or GY.

Poseidra Abyss, the Atlantean Dragon Lord

Supreme Darkness

Draw cards equal to the number of different Monster Types among the monsters you control that are Fish, Sea Serpent, or Aqua monsters, also until the end of your next turn after this card resolves, you cannot Special Summon from the Extra Deck, except WATER monsters. If a face-up WATER monster(s) you control is destroyed by battle or card effect, while this card is in your GY: You can banish this card; add 1 "Mermail" monster from your GY or banishment to your hand. You can only use each effect of "Abyss-steam" once per turn.

Abyss-steam

2+ Level 7 WATER monsters
WATER monsters you control gain 300 ATK/DEF for each material attached to this card. You can only use each of the following effects of "Abysstrite, the Atlantean Spirit" once per turn. If this card is Xyz Summoned: You can target 1 Level 7 or lower Fish, Sea Serpent, or Aqua monster in your GY; Special Summon it. You can detach 1 material from this card; Set 1 "Abyss-" Trap from your Deck.

Abysstrite, the Atlantean Spirit

Quarter Century Bonanza

If this card is used for the Xyz Summon of a "Number" monster, it can be treated as a Level 3 or 4 monster. If all monsters you control are WATER (min. 1): You can Special Summon this card from your hand, and if you do, add 1 Level 3, 4, or 5 Fish monster from your Deck to your hand, except "Abyss Shark". For the rest of this turn, you cannot Special Summon monsters, except WATER monsters, also, double the first battle damage inflicted to your opponent this turn by your "Number" monster battling another monster. You can only use this effect of "Abyss Shark" once per turn.

Abyss Shark

Age of Overlord

If a monster(s) is sent from the hand or Deck to the GY, while this card is in your GY (except during the Damage Step): You can Special Summon this card, also you cannot Special Summon monsters until the end of the next turn, except Reptile monsters. If you control this card that was Special Summoned from the GY: You can target 1 monster in your GY, except "Nephilabyss, the Ogdoadic Overlord"; Special Summon it. You can only use each effect of "Nephilabyss, the Ogdoadic Overlord" once per turn.