WATER 1

When this card is Normal or Special Summoned: You can banish this card; Special Summon 1 Level 4 or lower Fish-Type monster from your Deck, except "Beautunaful Princess". You can only use this effect of "Beautunaful Princess" once per turn.

WATER 7

If this card is in your hand or GY: You can Tribute 2 WATER monsters; Special Summon this card. You can only use this effect of "Citadel Whale" once per turn. If this card is Special Summoned: You can Set 1 "Sea Stealth Attack" directly from your Deck. Once per turn, when your opponent activates a card or effect that targets 1 WATER monster you control (and no other cards) (Quick Effect): You can negate the activation, and if you do, destroy that card.

WATER 4

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.

WATER 8

You can Special Summon this card (from your hand) to your opponent's field in Attack Position, by Tributing 1 monster they control. If your opponent controls a "Kaiju" monster, you can Special Summon this card (from your hand) in Attack Position. You can only control 1 "Kaiju" monster. When your opponent activates a card or effect, except "Gameciel, the Sea Turtle Kaiju" (Quick Effect): You can remove 2 Kaiju Counters from anywhere on the field; negate the activation, and if you do, banish that card.

WATER 4

When this card is Summoned: You can send 1 Fish monster from your Deck to the GY, except "Lifeless Leaffish". You can banish this card from your GY, then target 3 Fish monsters in your GY; shuffle those monsters into your Deck, then draw 1 card. You can only use each effect of "Lifeless Leaffish" once per turn.

WATER 2

If this card is sent from the hand or Deck to the Graveyard: You can Special Summon up to 2 Level 3 or lower "Nimble" monsters from your Deck, except "Nimble Angler".

WATER 2

When this card is destroyed by battle and sent to the Graveyard, send 1 Fish-Type monster from your Deck to the Graveyard. Then, you can Special Summon 1 "Nimble Sunfish" from your Deck.

WATER 5

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.

WATER 4

If you control a WATER monster, you can Special Summon this card (from your hand), but you cannot Special Summon monsters from your hand for the rest of this turn.

WATER 7

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.

WATER 4

You can Special Summon this card (from your hand) by discarding 1 WATER monster. You can only Special Summon "White Stingray" once per turn this way. If this card is Special Summoned from the GY: You can treat it as a Tuner this turn. You can only use this effect of "White Stingray" once per turn.

WATER 4

"Fusionist" + "Enchanting Mermaid"

WATER 5

2 Tuners

WATER

2+ WATER monsters While this card is in the Extra Monster Zone, your opponent's monsters cannot attack any monsters, except this one. You can only use each of the following effects of "Marincess Aqua Argonaut" once per turn. You can target 1 WATER monster you control and 1 card your opponent controls; return them to the hand. During your opponent's turn, when a Spell/Trap Card or effect is activated on the field (Quick Effect): You can Special Summon 1 of your "Marincess" Monster Cards equipped to this card, and if you do, negate that activated effect.

WATER

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.

WATER

2+ WATER monsters Once per turn, during each Standby Phase: You can banish 1 WATER monster from your GY or face-up field; draw 1 card. Each time a monster(s) is banished face-up: This card gains 600 ATK for each, until the end of this turn. You can send 1 WATER monster from your hand to the GY; Special Summon 1 of your banished "Marincess" monsters. You can only use this effect of "Marincess Great Bubble Reef" once per turn.

WATER

2 WATER monsters All WATER monsters on the field gain 500 ATK and DEF, also all FIRE monsters on the field lose 400 ATK and DEF. If this card is destroyed by battle or card effect: You can target 1 WATER monster in your GY; add it to your hand. You can only use this effect of "Mistar Boy" once per turn.

WATER

1+ Effect Monsters You can only control 1 "Worldsea Dragon Zealantis". You can only use each of the following effects of "Worldsea Dragon Zealantis" once per turn. During your Main Phase: You can banish all monsters on the field, then Special Summon as many monsters as possible that were banished by this effect, to their owners' fields, face-up, or in face-down Defense Position. During the Battle Phase (Quick Effect): You can destroy cards on the field up to the number of co-linked monsters on the field.

WATER 8

1 Tuner + 1+ non-Tuner monsters During your Main Phase: You can excavate the top 5 cards of your Deck, and if you do, you can return cards your opponent controls to the hand, up to the number of excavated Rock monsters, also place the excavated cards on the bottom of your Deck in any order. When your opponent activates a Spell/Trap Card or effect, while a WATER monster is in your GY (Quick Effect): You can negate the activation, and if you do, destroy it. You can only use each effect of "Adamancipator Risen - Dragite" once per turn.

WATER 9

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.)

WATER 10

1 Tuner Synchro Monster + 1+ non-Tuner monsters During your turn, when this card is Synchro Summoned: You can Special Summon 1 "Divine Dragon Token" (Fish/WATER/Level 10/ATK 3300/DEF 3000) in Defense Position. Once per opponent's turn, while you control no Tokens (Quick Effect): You can Special Summon 1 "Divine Dragon Token". If this card you control is destroyed by an opponent's card effect and sent to your GY, while you control a "Divine Dragon Token": You can Special Summon this card in Defense position.

WATER 7

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.

WATER 8

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.

WATER 6

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.

WATER 1

If you have a monster(s) in your Graveyard other than "Fishborg Launcher", and all of them are WATER: You can Special Summon this card from your Graveyard. If you do, banish it when it leaves the field. This card cannot be used as a Synchro Material Monster, except for the Synchro Summon of a WATER monster. You can only use the effect of "Fishborg Launcher" once per turn.

WATER

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.

WATER

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.

Spell Normal

Send 1 monster from your Deck to the GY.

Spell Normal

Send 1 Spell/Trap from your Deck to the GY. You can only activate 1 "Foolish Burial Goods" per turn.

Spell Normal

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.

Spell Normal

Pay 1000 LP; Special Summon 1 Level 5 or lower Fusion Monster from your Extra Deck, but it cannot attack, also it is destroyed during the End Phase. (This is treated as a Fusion Summon.) You can only activate 1 "Instant Fusion" per turn.

Spell Field

(This card's name is always treated as "Umi".) When this card is activated: You can place 1 WATER monster from your Deck on top of your Deck. Once per turn: You can target 1 WATER monster you control; increase its Level by 1 or 2 until the end of this turn (even if this card leaves the field). Once per turn, during your Main Phase, if you Special Summon a WATER Synchro Monster: You can look at your opponent's hand, and if you do, banish 1 card from it face-up until the End Phase.

Spell Normal

Target 1 monster in either GY; Special Summon it.

Spell Normal

Send 1 monster from your hand to the GY; Special Summon 1 Level 1 monster from your hand or Deck.

Spell Normal

Pay 1000 LP; Special Summon 1 Level 6 or lower non-Effect Fusion Monster from your Extra Deck, but it cannot attack, also destroy it during the End Phase. (This is treated as a Fusion Summon.) You can only activate 1 "Ready Fusion" per turn.

Trap Normal

When an attack is declared involving your opponent's monster: Change that opponent's monster's ATK to 0, negate its effects, also it cannot change its battle position. You can banish this card from your GY; send 1 Level 5 or higher WATER monster from your Deck to the GY, then, you can add 1 WATER monster from your GY to your hand, also, until the end of your next turn after this effect resolves, you cannot Special Summon monsters, except WATER monsters. You can only use this effect of "Ice Barrier" once per turn.

Trap Normal

Target 1 face-up card on the field; discard 1 card, and if you do, banish it. Once per Chain, when a Trap Card is activated while this card is in your GY: You can Special Summon this card as a Normal Monster (Aqua/WATER/Level 2/ATK 1200/DEF 0). (This card is NOT treated as a Trap.) If Summoned this way, this card is unaffected by monster effects, also banish it when it leaves the field.

Trap Continuous

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.

Trap Normal

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