Created by: YGO Mod (20517634)

Created On: 03/18/2026

Main: 55 Extra: 15

3 cardAtlantean Attack Squad 3 cardAtlantean Attack Squad
Atlantean Attack Squad
WATER 3
Atlantean Attack Squad
  • ATK:

  • 1400

  • DEF:

  • 0


This card gains 800 ATK while you control a face-up Fish, Sea Serpent, or Aqua-Type monster other than this card.


1 cardAtlantean Dragoons 1 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".


3 cardAtlantean Heavy Infantry 3 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.


3 cardAtlantean Marksman 3 cardAtlantean Marksman
Atlantean Marksman
WATER 3
Atlantean Marksman
  • ATK:

  • 1400

  • DEF:

  • 0


When this card inflicts battle damage to your opponent: You can Special Summon 1 Level 4 or lower "Atlantean" Sea Serpent-Type monster from your Deck, except "Atlantean Marksman". When this card is sent to the Graveyard to activate a WATER monster's effect: Target 1 Set card your opponent controls; destroy that target.


3 cardD.D. Crow 3 cardD.D. Crow
D.D. Crow
DARK 1
D.D. Crow
  • ATK:

  • 100

  • DEF:

  • 100


(Quick Effect): You can discard this card to the GY, then target 1 card in your opponent's GY; banish that target.


3 cardDroll & Lock Bird
3 cardDroll & Lock Bird
Droll & Lock Bird
WIND 1
Droll & Lock Bird
  • ATK:

  • 0

  • DEF:

  • 0


If a card(s) is added from the Main Deck to your opponent's hand, except during the Draw Phase (Quick Effect): You can send this card from your hand to the GY; for the rest of this turn, cards cannot be added from either player's Main Deck to the hand.


3 cardMaxx "C"
3 cardMaxx "C"
Maxx "C"
EARTH 2
Maxx "C"
  • ATK:

  • 500

  • DEF:

  • 200


During either player's turn: You can send this card from your hand to the Graveyard; this turn, each time your opponent Special Summons a monster(s), immediately draw 1 card. You can only use 1 "Maxx "C"" per turn.


1 cardMermail Abyssgunde 1 cardMermail Abyssgunde
Mermail Abyssgunde
WATER 3
Mermail Abyssgunde
  • ATK:

  • 1400

  • DEF:

  • 800


If this card is discarded to the Graveyard: You can target 1 "Mermail" monster in your Graveyard, except "Mermail Abyssgunde"; Special Summon that target. You can only use the effect of "Mermail Abyssgunde" once per turn.


3 cardMermail Abysslinde 3 cardMermail Abysslinde
Mermail Abysslinde
WATER 3
Mermail Abysslinde
  • ATK:

  • 1500

  • DEF:

  • 1200


If this card on the field is destroyed and sent to the Graveyard: You can Special Summon 1 "Mermail" monster from your Deck, except "Mermail Abysslinde". You can only use the effect of "Mermail Abysslinde" once per turn.


3 cardMermail Abyssmegalo 3 cardMermail Abyssmegalo
Mermail Abyssmegalo
WATER 7
Mermail Abyssmegalo
  • ATK:

  • 2400

  • DEF:

  • 1900


You can discard 2 other WATER monsters to the GY; Special Summon this card from your hand. When Summoned this way: You can add 1 "Abyss-" Spell/Trap from your Deck to your hand. You can Tribute 1 other Attack Position WATER monster; this card can make a second attack during each Battle Phase this turn.


3 cardMermail Abysspike 3 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.


3 cardMermail Abyssteus 3 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.


1 cardDeep Sea Diva 1 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.


3 cardEffect Veiler 3 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.


1 cardDark Hole
1 cardDark Hole
Dark Hole
Spell Normal
Dark Hole

    Destroy all monsters on the field.


    3 cardLightning Vortex
    3 cardLightning Vortex
    Lightning Vortex
    Spell Normal
    Lightning Vortex

      Discard 1 card; destroy all face-up monsters your opponent controls.


      3 cardMystical Space Typhoon
      3 cardMystical Space Typhoon
      Mystical Space Typhoon
      Spell Quick
      Mystical Space Typhoon

        Target 1 Spell/Trap on the field; destroy that target.


        3 cardAbyss-sphere 3 cardAbyss-sphere
        Abyss-sphere
        Trap Continuous
        Abyss-sphere

          Special Summon 1 "Mermail" monster from your Deck. Its effects are negated. You cannot activate any Spell Cards. When this card leaves the field, destroy that monster. Destroy this card during your opponent's next End Phase after activation.


          1 cardBottomless Trap Hole 1 cardBottomless Trap Hole
          Bottomless Trap Hole
          Trap Normal
          Bottomless Trap Hole

            When your opponent Summons a monster(s) with 1500 or more ATK: Destroy that monster(s) with 1500 or more ATK, and if you do, banish it.


            1 cardCompulsory Evacuation Device 1 cardCompulsory Evacuation Device
            Compulsory Evacuation Device
            Trap Normal
            Compulsory Evacuation Device

              Target 1 monster on the field; return that target to the hand.


              3 cardFiendish Chain 3 cardFiendish Chain
              Fiendish Chain
              Trap Continuous
              Fiendish Chain

                Activate this card by targeting 1 Effect Monster on the field; negate the effects of that face-up monster while it is on the field, also that face-up monster cannot attack. When it is destroyed, destroy this card.


                2 cardMirror Force
                2 cardMirror Force
                Mirror Force
                Trap Normal
                Mirror Force

                  When an opponent's monster declares an attack: Destroy all your opponent's Attack Position monsters.


                  1 cardSolemn Warning 1 cardSolemn Warning
                  Solemn Warning
                  Trap Counter
                  Solemn Warning

                    When a monster(s) would be Summoned, OR when a Spell/Trap Card, or monster effect, is activated that includes an effect that Special Summons a monster(s): Pay 2000 LP; negate the Summon or activation, and if you do, destroy it.




                    Tag(s):

                    1 cardTorrential Tribute
                    1 cardTorrential Tribute
                    Torrential Tribute
                    Trap Normal
                    Torrential Tribute

                      When a monster(s) is Summoned: Destroy all monsters on the field.


                      1 cardAlly of Justice Catastor 1 cardAlly of Justice Catastor
                      Ally of Justice Catastor
                      DARK 5
                      Ally of Justice Catastor
                      • ATK:

                      • 2200

                      • DEF:

                      • 1200


                      1 Tuner + 1+ non-Tuner monsters At the start of the Damage Step, if this card battles a face-up non-DARK monster: Destroy that monster.


                      1 cardBlack Rose Dragon 1 cardBlack Rose Dragon
                      Black Rose Dragon
                      FIRE 7
                      Black Rose Dragon
                      • ATK:

                      • 2400

                      • DEF:

                      • 1800


                      1 Tuner + 1+ non-Tuner monsters When this card is Synchro Summoned: You can destroy all cards on the field. Once per turn: You can banish 1 Plant monster from your GY, then target 1 Defense Position monster your opponent controls; change that target to face-up Attack Position, and if you do, its ATK becomes 0 until the end of this turn.


                      1 cardDewloren, Tiger King of the Ice Barrier 1 cardDewloren, Tiger King of the Ice Barrier
                      Dewloren, Tiger King of the Ice Barrier
                      WATER 6
                      Dewloren, Tiger King of the Ice Barrier
                      • ATK:

                      • 2000

                      • DEF:

                      • 1400


                      1 Tuner + 1 or more non-Tuner WATER monsters Once per turn, you can return any number of face-up cards you control to the owner's hand. For each card returned to the owner's hand by this effect, this card gains 500 ATK until the End Phase.


                      1 cardGungnir, Dragon of the Ice Barrier 1 cardGungnir, Dragon of the Ice Barrier
                      Gungnir, Dragon of the Ice Barrier
                      WATER 7
                      Gungnir, Dragon of the Ice Barrier
                      • ATK:

                      • 2500

                      • DEF:

                      • 1700


                      1 Tuner + 1 or more non-Tuner WATER monsters Once per turn: You can discard up to 2 cards to the Graveyard to target the same number of cards your opponent controls; destroy them.


                      1 cardUnderworld Fighter Balmung 1 cardUnderworld Fighter Balmung
                      Underworld Fighter Balmung
                      DARK 4
                      Underworld Fighter Balmung
                      • ATK:

                      • 2100

                      • DEF:

                      • 800


                      1 Tuner + 1 or more non-Tuner monsters When this card is destroyed by a card effect and sent to the Graveyard: You can target 1 Level 4 or lower monster in your Graveyard, except this card; Special Summon that target.


                      1 cardAbyss Dweller
                      1 cardAbyss Dweller
                      Abyss Dweller
                      WATER
                      Abyss Dweller
                      • ATK:

                      • 1700

                      • DEF:

                      • 1400


                      2 Level 4 monsters While this card has a material attached that was originally WATER, all WATER monsters you control gain 500 ATK. Once per turn (Quick Effect): You can detach 1 material from this card; your opponent cannot activate any card effects in their GY this turn.


                      1 cardArmored Kappa 1 cardArmored Kappa
                      Armored Kappa
                      WATER
                      Armored Kappa
                      • ATK:

                      • 400

                      • DEF:

                      • 1000


                      2 Level 2 monsters Once per turn: You can detach 1 Xyz Material from this card; this card gains 1000 ATK or DEF. During either player's Battle Step, while an attack involving your monster is occurring: You can discard 1 card; for the rest of this turn, monsters you control cannot be destroyed by battle, also you take no battle damage. You can only use this effect of "Armored Kappa" once per Duel.


                      1 cardBahamut Shark
                      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.


                      1 cardEvilswarm Exciton Knight 1 cardEvilswarm Exciton Knight
                      Evilswarm Exciton Knight
                      LIGHT
                      Evilswarm Exciton Knight
                      • ATK:

                      • 1900

                      • DEF:

                      • 0


                      2 Level 4 monsters Once per chain, during your Main Phase or your opponent's Battle Phase, if your opponent has more total cards in their hand and field than you do (Quick Effect): You can detach 1 material from this card; destroy all other cards on the field, also your opponent takes no further damage this turn.


                      1 cardMecha Phantom Beast Dracossack 1 cardMecha Phantom Beast Dracossack
                      Mecha Phantom Beast Dracossack
                      WIND
                      Mecha Phantom Beast Dracossack
                      • ATK:

                      • 2600

                      • DEF:

                      • 2200


                      2 Level 7 monsters Once per turn: You can detach 1 material from this card; Special Summon 2 "Mecha Phantom Beast Tokens" (Machine/WIND/Level 3/ATK 0/DEF 0). While you control a Token, this card cannot be destroyed by battle or card effects. Once per turn: You can Tribute 1 "Mecha Phantom Beast" monster, then target 1 card on the field; destroy that target. This card cannot attack during the turn you activate this effect.


                      1 cardMermail Abyssgaios 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.


                      1 cardMermail Abysstrite 1 cardMermail Abysstrite
                      Mermail Abysstrite
                      WATER
                      Mermail Abysstrite
                      • ATK:

                      • 1600

                      • DEF:

                      • 2800


                      3 Level 3 monsters During either player's turn, when your opponent targets exactly 1 face-up "Mermail" monster you control for an attack, or with a Spell/Trap effect that could have targeted this card (except during the Damage Step): You can detach 1 Xyz Material from this card; that attack/effect now targets this card. When this card is destroyed and sent to the Graveyard: You can target 1 "Mermail" monster in your Graveyard, except "Mermail Abysstrite"; Special Summon that target.


                      1 cardNumber 101: Silent Honor ARK 1 cardNumber 101: Silent Honor ARK
                      Number 101: Silent Honor ARK
                      WATER
                      Number 101: Silent Honor ARK
                      • ATK:

                      • 2100

                      • DEF:

                      • 1000


                      2 Level 4 monsters You can detach 2 materials from this card, then target 1 Special Summoned monster your opponent controls in face-up Attack Position; attach it to this card as material. You can only use this effect of "Number 101: Silent Honor ARK" once per turn. If this face-up card on the field would be destroyed by battle or card effect, you can detach 1 material from this card instead.


                      1 cardNumber 11: Big Eye 1 cardNumber 11: Big Eye
                      Number 11: Big Eye
                      DARK
                      Number 11: Big Eye
                      • ATK:

                      • 2600

                      • DEF:

                      • 2000


                      2 Level 7 monsters Once per turn: You can detach 1 material from this card, then target 1 monster your opponent controls; take control of that monster. This card cannot attack the turn this effect is activated.


                      1 cardSteelswarm Roach 1 cardSteelswarm Roach
                      Steelswarm Roach
                      DARK
                      Steelswarm Roach
                      • ATK:

                      • 1900

                      • DEF:

                      • 0


                      2 Level 4 monsters During either player's turn, when a Level 5 or higher monster would be Special Summoned: You can detach 1 Xyz Material from this card; negate the Special Summon, and if you do, destroy it.




                      More OCG Info

                      Mermail Breakdown

                       

                       

                       

                       

                       

                       

                       

                       

                       

                       

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