Created by: YGO Mod (20517634)

Created On: 04/19/2026

Main: 40 Extra: 15

1 cardDoom Kraken 1 cardDoom Kraken
Doom Kraken
WATER 4
Doom Kraken
  • ATK:

  • 1400

  • DEF:

  • 1600


If "Umi" is on the field (Quick Effect): You can target 1 WATER monster you control, except "Doom Kraken", and 1 monster your opponent controls; Special Summon this card from your hand, and if you do, return that monster you control to the hand, and if you do that, destroy that opponent's monster. When an opponent's monster declares an attack: You can return this card to the hand, and if you do, negate that attack. You can only use each effect of "Doom Kraken" once per turn.


3 cardElectric Jellyfish 3 cardElectric Jellyfish
Electric Jellyfish
WATER 4
Electric Jellyfish
  • ATK:

  • 1400

  • DEF:

  • 1700


You can send 1 "Umi" from your hand, Deck, or face-up field to the GY; Special Summon 1 WATER monster from your hand. When your opponent activates a monster effect, or Spell Card or effect, while "Umi" is on the field (Quick Effect): You can negate that effect, then, you can make this card gain 600 ATK/DEF. You can only use each effect of "Electric Jellyfish" once per turn.


1 cardMaiden of the Aqua 1 cardMaiden of the Aqua
Maiden of the Aqua
WATER 4
Maiden of the Aqua
  • ATK:

  • 700

  • DEF:

  • 2000


As long as this card remains face-up on the field, the field is treated as "Umi" (however there is no increasing or decreasing of ATK/DEF due to "Umi"'s effect). If there is an active Field Spell Card on the field, this effect is not applied.


1 cardMega Fortress Whale 1 cardMega Fortress Whale
Mega Fortress Whale
WATER 7
Mega Fortress Whale
  • ATK:

  • 2550

  • DEF:

  • 2350


If "Umi" is on the field: You can activate this effect; your WATER monsters can attack directly this turn. During your opponent's Battle Phase (Quick Effect): You can target 1 face-up monster your opponent controls; destroy it. If this card on the field is destroyed by battle or card effect: You can either add to your hand or Special Summon 1 WATER Warrior monster from your Deck or GY. You can only use each effect of "Mega Fortress Whale" once per turn.


3 cardOcean Dragon Lord - Kairyu-Shin 3 cardOcean Dragon Lord - Kairyu-Shin
Ocean Dragon Lord - Kairyu-Shin
WATER 5
Ocean Dragon Lord - Kairyu-Shin
  • ATK:

  • 2000

  • DEF:

  • 1700


While "Umi" is on the field, each player can only control 1 face-up non-WATER monster. (If a player controls 2 or more, they must send some to the GY so they only control 1.) During your Main Phase: You can add from your Deck to your hand 1 "Umi", 1 "Kairyu-Shin" Spell/Trap, or 1 "Sea Stealth" Spell/Trap. You can only use this effect of "Ocean Dragon Lord - Kairyu-Shin" once per turn.


3 cardWarrior of Atlantis 3 cardWarrior of Atlantis
Warrior of Atlantis
WATER 4
Warrior of Atlantis
  • ATK:

  • 1900

  • DEF:

  • 1200


You can discard this card to the Graveyard; add 1 "A Legendary Ocean" from your Deck to your hand.


1 cardKairyu-Shin 1 cardKairyu-Shin
Kairyu-Shin
WATER 5
Kairyu-Shin
  • ATK:

  • 1800

  • DEF:

  • 1500


A sea dragon known as the King of the Ocean, it attacks its enemies with huge tidal waves.


2 cardAsh Blossom & Joyous Spring 2 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.


2 cardGhost Belle & Haunted Mansion 2 cardGhost Belle & Haunted Mansion
Ghost Belle & Haunted Mansion
EARTH 3
Ghost Belle & Haunted Mansion
  • 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 activation. ● Add a card(s) from the GY to the hand, Deck, and/or Extra Deck. ● Special Summon a Monster Card(s) from the GY. ● Banish a card(s) from the GY. You can only use this effect of "Ghost Belle & Haunted Mansion" once per turn.


3 cardA Legendary Ocean 3 cardA Legendary Ocean
A Legendary Ocean
Spell Field
A Legendary Ocean

    (This card's name is always treated as "Umi".) All WATER monsters on the field gain 200 ATK/DEF. Reduce the Level of all WATER monsters in both players' hands and on the field by 1.


    1 cardCalled by the Grave
    1 cardCalled by the Grave
    Called by the Grave
    Spell Quick
    Called by the Grave

      Target 1 monster in your opponent's GY; banish it, and if you do, until the end of the next turn, its effects are negated, as well as the activated effects and effects on the field of monsters with the same original name.




      Tag(s):

      3 cardFish Sonar 3 cardFish Sonar
      Fish Sonar
      Spell Normal
      Fish Sonar

        Add 1 Level 7 or lower monster from your Deck to your hand, that mentions "Umi", or is a WATER Normal Monster, then if "Umi" is on the field, you can Special Summon 1 WATER Normal Monster from your Deck. You can only activate 1 "Fish Sonar" per turn.


        1 cardFury of Kairyu-Shin 1 cardFury of Kairyu-Shin
        Fury of Kairyu-Shin
        Spell Normal
        Fury of Kairyu-Shin

          Add 1 "Torrential Tribute" from your Deck to your hand. If a WATER monster(s) you control would be destroyed by card effect, you can banish this card from your GY instead. You can only use each effect of "Fury of Kairyu-Shin" once per turn.


          3 cardPot of Extravagance
          3 cardPot of Extravagance
          Pot of Extravagance
          Spell Normal
          Pot of Extravagance

            At the start of your Main Phase 1: Banish 3 or 6 random face-down cards from your Extra Deck, face-down; draw 1 card for every 3 cards banished. For the rest of this turn after this card resolves, you cannot draw any cards by card effects.




            Tag(s):

            1 cardRage of Kairyu-Shin 1 cardRage of Kairyu-Shin
            Rage of Kairyu-Shin
            Spell Quick
            Rage of Kairyu-Shin

              If "Umi" is on the field: Target monsters your opponent controls, up to the number of WATER monsters you control whose original Levels are 5 or higher; destroy them, and if you do, the zones they were in cannot be used until the end of the next turn. You can only activate 1 "Rage of Kairyu-Shin" per turn.


              2 cardSea Stealth II 2 cardSea Stealth II
              Sea Stealth II
              Spell Continuous
              Sea Stealth II

                This card's name becomes "Umi" while on the field or in the GY. Your opponent cannot target WATER monsters you control with non-WATER monster effects. At the start of the Battle Phase: You can Special Summon from your hand or GY, 1 monster that mentions "Umi", or 1 WATER Normal Monster, in Defense Position, but destroy it at the end of the Battle Phase. You can only use this effect of "Sea Stealth II" once per turn.


                2 cardInfinite Impermanence 2 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.


                  3 cardKairyu-Shin's Dark Reef 3 cardKairyu-Shin's Dark Reef
                  Kairyu-Shin's Dark Reef
                  Trap Normal
                  Kairyu-Shin's Dark Reef

                    Send 1 face-up "Umi" you control to the GY; Special Summon up to 2 monsters with different names from your hand and/or Deck, that mention "Umi" or are WATER Normal Monsters, in Defense Position, then if your opponent controls a monster, you can Special Summon any number of Level 6 or lower WATER Normal Monsters from your hand and/or Deck. Until the end of your next turn after this card resolves, you cannot Special Summon monsters, except WATER monsters. You can only activate 1 "Kairyu-Shin's Dark Reef" per turn.


                    2 cardSea Stealth Attack 2 cardSea Stealth Attack
                    Sea Stealth Attack
                    Trap Continuous
                    Sea Stealth Attack

                      When this card is activated: You can activate 1 "Umi" from your hand or GY. While "Umi" is on the field, this face-up card gains these effects. ● Once per turn: You can banish 1 WATER monster you control until the End Phase; this turn, face-up Spells/Traps you control cannot be destroyed by your opponent's card effects (even if this card leaves the field). ● At the start of the Damage Step, if your WATER monster whose original Level is 5 or higher battles an opponent's monster: Destroy that opponent's monster.


                      2 cardTorrential Tribute
                      2 cardTorrential Tribute
                      Torrential Tribute
                      Trap Normal
                      Torrential Tribute

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


                        3 cardElder Entity N'tss 3 cardElder Entity N'tss
                        Elder Entity N'tss
                        LIGHT 4
                        Elder Entity N'tss
                        • ATK:

                        • 2500

                        • DEF:

                        • 1200


                        1 Synchro Monster + 1 Xyz Monster Must be Special Summoned (from your Extra Deck) by sending the above cards you control to the GY. (You do not use "Polymerization".) Once per turn: You can Special Summon 1 Level 4 monster from your hand. If this card is sent to the GY: You can target 1 card on the field; destroy it. You can only Special Summon "Elder Entity N'tss(s)" once per turn.


                        3 cardTri-Brigade Ferrijit the Barren Blossom 3 cardTri-Brigade Ferrijit the Barren Blossom
                        Tri-Brigade Ferrijit the Barren Blossom
                        EARTH
                        Tri-Brigade Ferrijit the Barren Blossom
                        • ATK:

                        • 1600

                        • LINK-2

                        Link Arrow:

                        Left

                        Bottom-Left


                        2 Beast, Beast-Warrior, and/or Winged Beast monsters During your Main Phase: You can Special Summon 1 Level 4 or lower Beast, Beast-Warrior, or Winged Beast monster from your hand, also you cannot use monsters as Link Material for the rest of this turn, except Beast, Beast-Warrior, or Winged Beast monsters. If this card is sent to the GY: You can draw 1 card, then place 1 card from your hand on the bottom of the Deck. You can only use each effect of "Tri-Brigade Ferrijit the Barren Blossom" once per turn.


                        3 cardParametalfoes Azortless 3 cardParametalfoes Azortless
                        Parametalfoes Azortless
                        FIRE 78
                        Parametalfoes Azortless
                        • ATK:

                        • 2500

                        • DEF:

                        • 2000


                        [ Pendulum Effect ] If a face-up "Metalfoes" card(s) you control is destroyed by card effect (except during the Damage Step): You can target 1 face-up card on the field; destroy it. You can only use this effect of "Parametalfoes Azortless" once per turn. [ Monster Effect ] 1 "Metalfoes" monster + 1 Fusion Monster If this card is Special Summoned from the Extra Deck: You can target 1 card your opponent controls; shuffle 2 face-up Pendulum Monsters from your Extra Deck into the Deck, and if you do, destroy that card. You can only use this effect of "Parametalfoes Azortless" once per turn. If this card in the Monster Zone is destroyed: You can place this card in your Pendulum Zone.


                        3 cardGolden Cloud Beast - Malong 3 cardGolden Cloud Beast - Malong
                        Golden Cloud Beast - Malong
                        LIGHT 6
                        Golden Cloud Beast - Malong
                        • ATK:

                        • 2200

                        • DEF:

                        • 1000


                        1 Tuner + 1+ non-Tuner monsters If this card is Special Summoned: You can increase or decrease its Level by 1. If this card is sent to the GY: You can target 1 face-up card your opponent controls; return it to the hand. You can only use this effect of "Golden Cloud Beast - Malong" once per turn.


                        3 cardMereologic Aggregator 3 cardMereologic Aggregator
                        Mereologic Aggregator
                        DARK
                        Mereologic Aggregator
                        • ATK:

                        • 2600

                        • DEF:

                        • 3000


                        2+ Level 9 monsters If this card is Xyz Summoned: You can send 1 monster from your Extra Deck to the GY. You can target monsters in your GY, up to the number of materials this card has; detach materials from this card equal to the number of those targets in the GY, and if you do, attach those targets to this card. If this card is sent to the GY: You can target 1 face-up card on the field; negate its effects until the end of this turn. You can only use each effect of "Mereologic Aggregator" once per turn.




                        More OCG Info

                        Umi Breakdown

                         

                         

                         

                         

                         

                         

                         

                         

                         

                         

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