Created by: YGO Mod (20517634)

Created On: 08/18/2025

Need 27 UR

UR Rarity
Mermail Shadow Squad3 card
UR Rarity
Mulcharmy Fuwalos2 card
UR Rarity
Mulcharmy Purulia2 card
UR Rarity
Neptabyss, the Atlantean Prince1 card
UR Rarity
Superancient Deepsea King Coelacanth1 card
UR Rarity
Trishula, Dragon of the Ice Barrier1 card
UR Rarity
Ash Blossom & Joyous Spring3 card
UR Rarity
Effect Veiler2 card
UR Rarity
Bahamut Shark1 card
UR Rarity
LeVirtue Dragon1 card
UR Rarity
Mermail Abyssgaios1 card
UR Rarity
Poseidra Abyss, the Atlantean Dragon Lord2 card
UR Rarity
Triple Tactics Talent1 card
UR Rarity
Dominus Impulse3 card
UR Rarity
Infinite Impermanence3 card

Main: 40 Extra: 12

SR Rarity
3 cardAbyssrhine, the Atlantean Spirit
SR Rarity
3 cardAbyssrhine, the Atlantean Spirit
Abyssrhine, the Atlantean Spirit
WATER 3
Abyssrhine, the Atlantean Spirit
  • ATK:

  • 1600

  • DEF:

  • 1600


(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.


SR Rarity
3 cardAtlantean Dragoons
SR Rarity
3 cardAtlantean Dragoons
Atlantean Dragoons
WATER 4
Atlantean Dragoons
  • ATK:

  • 1800

  • DEF:

  • 0


All Level 3 or lower Sea Serpent-Type monsters you control can attack your opponent directly. When this card is sent to the Graveyard to activate a WATER monster's effect: Add 1 Sea Serpent-Type monster from your Deck to your hand, except "Atlantean Dragoons".


SR Rarity
1 cardAtlantean Heavy Infantry
SR Rarity
1 cardAtlantean Heavy Infantry
Atlantean Heavy Infantry
WATER 2
Atlantean Heavy Infantry
  • ATK:

  • 0

  • DEF:

  • 1600


During your Main Phase, you can Normal Summon 1 Level 4 or lower Sea Serpent-Type monster in addition to your Normal Summon/Set. (You can only gain this effect once per turn.) When this card is sent to the Graveyard to activate a WATER monster's effect: Target 1 face-up card your opponent controls; destroy that target.


N Rarity
2 cardMermail Abysspike
N Rarity
2 cardMermail Abysspike
Mermail Abysspike
WATER 4
Mermail Abysspike
  • ATK:

  • 1600

  • DEF:

  • 800


When this card is Normal or Special Summoned: You can discard 1 WATER monster to the Graveyard; add 1 Level 3 WATER monster from your Deck to your hand. You can only use this effect of "Mermail Abysspike" once per turn.


SR Rarity
2 cardMermail Abyssteus
SR Rarity
2 cardMermail Abyssteus
Mermail Abyssteus
WATER 7
Mermail Abyssteus
  • ATK:

  • 1700

  • DEF:

  • 2400


You can discard 1 other WATER monster to the GY; Special Summon this card from your hand. When Summoned this way: You can add 1 Level 4 or lower "Mermail" monster from your Deck to your hand. You can only use this effect of "Mermail Abyssteus" once per turn.


UR Rarity
3 cardMermail Shadow Squad
UR Rarity
3 cardMermail Shadow Squad
Mermail Shadow Squad
WATER 3
Mermail Shadow Squad
  • ATK:

  • 0

  • DEF:

  • 1900


(This card is always treated as an "Atlantean" card.) You can discard 1 card to the GY; WATER monsters you currently control become Level 7 until the end of this turn. If this card is sent to the GY to activate a WATER monster's effect: Special Summon 1 Level 4 or lower "Atlantean" or "Mermail" monster from your Deck, except "Mermail Shadow Squad", also you cannot Special Summon from the Extra Deck for the rest of this turn, except WATER monsters. You can only use each effect of "Mermail Shadow Squad" once per turn.


UR Rarity
2 cardMulcharmy Fuwalos
UR Rarity
2 cardMulcharmy Fuwalos
Mulcharmy Fuwalos
WIND 4
Mulcharmy Fuwalos
  • ATK:

  • 100

  • DEF:

  • 600


If you control no cards (Quick Effect): You can discard this card; apply these effects this turn. ● Each time your opponent Special Summons a monster(s) from the Deck and/or Extra Deck, immediately draw 1 card. ● Once, during this End Phase, if the number of cards in your hand is more than the number of cards your opponent controls +6, you must randomly shuffle cards from your hand into the Deck so the number in your hand equals the number your opponent controls +6. You can only activate 1 other "Mulcharmy" monster effect, the turn you activate this effect.


UR Rarity
2 cardMulcharmy Purulia
UR Rarity
2 cardMulcharmy Purulia
Mulcharmy Purulia
WATER 4
Mulcharmy Purulia
  • ATK:

  • 100

  • DEF:

  • 600


If you control no cards (Quick Effect): You can discard this card; apply these effects this turn. ● Each time your opponent Normal or Special Summons a monster(s) from the hand, immediately draw 1 card. ● Once, during this End Phase, if the number of cards in your hand is more than the number of cards your opponent controls +6, you must randomly shuffle cards from your hand into the Deck so the number in your hand equals the number your opponent controls +6. You can only activate 1 other "Mulcharmy" monster effect, the turn you activate this effect.


UR Rarity
1 cardNeptabyss, the Atlantean Prince
UR Rarity
1 cardNeptabyss, the Atlantean Prince
Neptabyss, the Atlantean Prince
WATER 1
Neptabyss, the Atlantean Prince
  • ATK:

  • 800

  • DEF:

  • 0


You can send 1 "Atlantean" monster from your Deck to the Graveyard, except "Neptabyss, the Atlantean Prince"; add 1 "Atlantean" card from your Deck to your hand, except "Neptabyss, the Atlantean Prince". If this card is sent to the Graveyard to activate a WATER monster's effect: Target 1 "Atlantean" monster in your Graveyard, except "Neptabyss, the Atlantean Prince"; Special Summon it. You can only use each effect of "Neptabyss, the Atlantean Prince" once per turn.


R Rarity
2 cardPoseidra, the Storming Atlantean
R Rarity
2 cardPoseidra, the Storming Atlantean
Poseidra, the Storming Atlantean
WATER 7
Poseidra, the Storming Atlantean
  • ATK:

  • 2800

  • DEF:

  • 1600


While you control a monster, except "Poseidra, the Storming Atlantean", your opponent's monsters cannot target this card for attacks. You can only use each of the following effects of "Poseidra, the Storming Atlantean" once per turn. You can send 1 other WATER monster from your hand or face-up field to the GY; Special Summon this card from your hand. If this card is Normal or Special Summoned: You can send 1 "Atlantean" or "Mermail" monster from your Deck to the GY, then target 1 card your opponent controls; return it to the hand.


UR Rarity
1 cardSuperancient Deepsea King Coelacanth
UR Rarity
1 cardSuperancient Deepsea King Coelacanth
Superancient Deepsea King Coelacanth
WATER 7
Superancient Deepsea King Coelacanth
  • ATK:

  • 2800

  • DEF:

  • 2200


Once per turn: You can discard 1 card; Special Summon as many Level 4 or lower Fish-Type monsters as possible from your Deck, but they cannot declare an attack and their effects are negated. During either player's turn, when this face-up card on the field is targeted by a card effect: You can Tribute 1 other Fish-Type monster; negate the activation, and if you do, destroy that card.


UR Rarity
3 cardAsh Blossom & Joyous Spring
UR Rarity
3 cardAsh Blossom & Joyous Spring
Ash Blossom & Joyous Spring
FIRE 3
Ash Blossom & Joyous Spring
  • ATK:

  • 0

  • DEF:

  • 1800


When a card or effect is activated that includes any of these effects (Quick Effect): You can discard this card; negate that effect. ● Add a card from the Deck to the hand. ● Special Summon from the Deck. ● Send a card from the Deck to the GY. You can only use this effect of "Ash Blossom & Joyous Spring" once per turn.


SR Rarity
3 cardDeep Sea Diva
SR Rarity
3 cardDeep Sea Diva
Deep Sea Diva
WATER 2
Deep Sea Diva
  • ATK:

  • 200

  • DEF:

  • 400


When this card is Normal Summoned: You can Special Summon 1 Level 3 or lower Sea Serpent monster from your Deck.


UR Rarity
2 cardEffect Veiler
UR Rarity
2 cardEffect Veiler
Effect Veiler
LIGHT 1
Effect Veiler
  • ATK:

  • 0

  • DEF:

  • 0


During your opponent's Main Phase (Quick Effect): You can send this card from your hand to the GY, then target 1 Effect Monster your opponent controls; negate the effects of that face-up monster your opponent controls, until the end of this turn.


R Rarity
1 cardGluttonous Reptolphin Greethys
R Rarity
1 cardGluttonous Reptolphin Greethys
Gluttonous Reptolphin Greethys
WATER 3
Gluttonous Reptolphin Greethys
  • ATK:

  • 1000

  • DEF:

  • 1000


You can target 1 Fish, Sea Serpent, or Aqua monster in your GY with an equal or lower Level than the number of cards in your opponent's hand; Special Summon it, but it cannot activate its effects this turn. You can only use this effect of "Gluttonous Reptolphin Greethys" once per turn. If this card is sent to the GY as Synchro Material: You can make the Synchro Monster that used this card as material gain 200 ATK/DEF for each card currently in your opponent's hand.


N Rarity
1 cardAbyss-scale of the Mizuchi
N Rarity
1 cardAbyss-scale of the Mizuchi
Abyss-scale of the Mizuchi
Spell Equip
Abyss-scale of the Mizuchi

    Equip only to a "Mermail" monster. It gains 800 ATK. When a Spell effect that was activated on your opponent's side of the field resolves, negate that effect, then send this card to the Graveyard.


    UR Rarity
    1 cardTriple Tactics Talent
    UR Rarity
    1 cardTriple Tactics Talent
    Triple Tactics Talent
    Spell Normal
    Triple Tactics Talent

      If your opponent has activated a monster effect during your Main Phase this turn: Activate 1 of these effects; ● Draw 2 cards. ● Take control of 1 monster your opponent controls until the End Phase. ● Look at your opponent's hand, and choose 1 card from it to shuffle into the Deck. You can only activate 1 "Triple Tactics Talent" per turn.




      Tag(s):

      UR Rarity
      3 cardDominus Impulse
      UR Rarity
      3 cardDominus Impulse
      Dominus Impulse
      Trap Normal
      Dominus Impulse

        If your opponent controls a card, you can activate this card from your hand. When a card or effect is activated that includes an effect that Special Summons a monster(s): Negate that effect, then if you have a Trap in your GY, destroy that card. If you activated this card from your hand, you cannot activate the effects of LIGHT, EARTH, and WIND monsters for the rest of this Duel. You can only activate 1 "Dominus Impulse" per turn.


        UR Rarity
        3 cardInfinite Impermanence
        UR Rarity
        3 cardInfinite Impermanence
        Infinite Impermanence
        Trap Normal
        Infinite Impermanence

          Target 1 face-up monster your opponent controls; negate its effects (until the end of this turn), then, if this card was Set before activation and is on the field at resolution, for the rest of this turn all other Spell/Trap effects in this column are negated. If you control no cards, you can activate this card from your hand.


          SR Rarity
          1 cardVirtue Stream
          SR Rarity
          1 cardVirtue Stream
          Virtue Stream
          Trap Normal
          Virtue Stream

            Target 1 Fish, Sea Serpent, or Aqua monster you control and 2 cards your opponent controls; destroy them. You can banish this card from your GY, then target 1 face-up monster on the field; if it is a WATER monster, the next time it would be destroyed by card effect this turn, it is not destroyed. If it is not, it becomes WATER. You can only use each effect of "Virtue Stream" once per turn.


            SR Rarity
            1 cardMarincess Coral Anemone
            SR Rarity
            1 cardMarincess Coral Anemone
            Marincess Coral Anemone
            WATER
            Marincess Coral Anemone
            • ATK:

            • 2000

            • LINK-2

            Link Arrow:

            Left

            Bottom


            2 WATER monsters You can target 1 WATER monster with 1500 or less ATK in your GY; Special Summon it to your zone this card points to, also you cannot Special Summon monsters for the rest of this turn, except WATER monsters. If this card is sent from the field to the GY: You can target 1 "Marincess" card in your GY, except "Marincess Coral Anemone"; add it to your hand. You can only use each effect of "Marincess Coral Anemone" once per turn.


            R Rarity
            1 cardMermail King - Neptabyss
            R Rarity
            1 cardMermail King - Neptabyss
            Mermail King - Neptabyss
            WATER
            Mermail King - Neptabyss
            • ATK:

            • 2300

            • LINK-3

            Link Arrow:

            Bottom-Left

            Bottom

            Bottom-Right


            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.


            UR Rarity
            1 cardTrishula, Dragon of the Ice Barrier
            UR Rarity
            1 cardTrishula, Dragon of the Ice Barrier
            Trishula, Dragon of the Ice Barrier
            WATER 9
            Trishula, Dragon of the Ice Barrier
            • ATK:

            • 2700

            • DEF:

            • 2000


            1 Tuner + 2+ non-Tuner monsters When this card is Synchro Summoned: You can banish up to 1 card each from your opponent's hand, field, and GY. (The card in the hand is chosen at random.)


            N Rarity
            1 cardWhite Aura Monoceros
            N Rarity
            1 cardWhite Aura Monoceros
            White Aura Monoceros
            WATER 7
            White Aura Monoceros
            • ATK:

            • 2500

            • DEF:

            • 1500


            1 WATER Tuner + 1+ non-Tuner monsters When this card is Synchro Summoned: You can target 1 Fish monster in your GY; Special Summon it, but it cannot attack this turn. You can only use this effect of "White Aura Monoceros" once per turn. If this card you control is destroyed by your opponent's card and sent to your GY: You can banish 1 other WATER monster from your GY; Special Summon this card, and if you do, it is treated as a Tuner.


            SR Rarity
            1 cardWhite Aura Whale
            SR Rarity
            1 cardWhite Aura Whale
            White Aura Whale
            WATER 8
            White Aura Whale
            • ATK:

            • 2800

            • DEF:

            • 2000


            1 WATER Tuner + 1+ non-Tuner WATER monsters When this card is Synchro Summoned: You can destroy all your opponent's Attack Position monsters. This card can make up to 2 attacks on monsters during each Battle Phase. If this card attacks a Defense Position monster, inflict piercing battle damage. If this card you control is destroyed by an opponent's card (by battle or card effect) and sent to your GY: You can banish 1 other WATER monster from your GY; Special Summon this card, and if you do, it is treated as a Tuner.


            SR Rarity
            1 cardCoral Dragon
            SR Rarity
            1 cardCoral Dragon
            Coral Dragon
            WATER 6
            Coral Dragon
            • ATK:

            • 2400

            • DEF:

            • 500


            1 Tuner + 1+ non-Tuner monsters Once per turn: You can discard 1 card, then target 1 card your opponent controls; destroy it. If this Synchro Summoned card is sent from the field to the GY: You can draw 1 card. You can only use this effect of "Coral Dragon" once per turn.


            SR Rarity
            1 cardAbysstrite, the Atlantean Spirit
            SR Rarity
            1 cardAbysstrite, the Atlantean Spirit
            Abysstrite, the Atlantean Spirit
            WATER
            Abysstrite, the Atlantean Spirit
            • ATK:

            • 2100

            • DEF:

            • 2800


            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.


            UR Rarity
            1 cardBahamut Shark
            UR Rarity
            1 cardBahamut Shark
            Bahamut Shark
            WATER
            Bahamut Shark
            • ATK:

            • 2600

            • DEF:

            • 2100


            2 Level 4 WATER monsters Once per turn: You can detach 1 material from this card; Special Summon 1 Rank 3 or lower WATER Xyz Monster from your Extra Deck. This card cannot attack for the rest of this turn.


            UR Rarity
            1 cardLeVirtue Dragon
            UR Rarity
            1 cardLeVirtue Dragon
            LeVirtue Dragon
            WATER
            LeVirtue Dragon
            • ATK:

            • 2000

            • DEF:

            • 0


            2 Level 3 monsters If this card is Special Summoned: You can add 1 "Virtue Stream" from your Deck to your hand. You can activate 1 of these effects; ● Detach 1 material from a monster you control, then add 1 Fish, Sea Serpent, or Aqua monster from your GY to your hand, except "LeVirtue Dragon". ● Target 2 Xyz Monsters on the field; attach 1 material from 1 of those monsters to the other. You can only use each effect of "LeVirtue Dragon" once per turn.


            UR Rarity
            1 cardMermail Abyssgaios
            UR Rarity
            1 cardMermail Abyssgaios
            Mermail Abyssgaios
            WATER
            Mermail Abyssgaios
            • ATK:

            • 2800

            • DEF:

            • 1600


            2 Level 7 WATER monsters While this face-up card has Xyz Material, Level 5 or higher monsters cannot attack. Once per turn, during either player's turn: You can detach 1 Xyz Material from this card; negate the effects of all face-up monsters your opponent currently controls that have less ATK than this card, until the end of the turn.


            UR Rarity
            2 cardPoseidra Abyss, the Atlantean Dragon Lord
            UR Rarity
            2 cardPoseidra Abyss, the Atlantean Dragon Lord
            Poseidra Abyss, the Atlantean Dragon Lord
            WATER
            Poseidra Abyss, the Atlantean Dragon Lord
            • ATK:

            • 3000

            • DEF:

            • 1800


            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.




            More Master Duel Info

            Mermail Atlantean Breakdown

             

             

             

             

             

             

             

             

             

             

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