WATER 4

Once per turn: You can discard 1 WATER monster to the Graveyard to target 1 card on the field; return it to the hand.

WATER 4

Once per turn: You can discard 1 WATER monster to the Graveyard, then target 1 monster in either player's Graveyard; return that target to either the top or bottom of the Deck.

WATER 7

If this card is Normal or Special Summoned: You can target 1 WATER monster in your GY; this card gains ATK equal to that monster's ATK until the end of this turn. If this card is sent to the GY: You can target 1 WATER monster you control; it gains 1000 ATK until the end of this turn. You can only use each effect of "Brinegir" once per turn.

WATER 5

Once per turn: You can Tribute 1 monster; inflict damage to your opponent equal to half the Tributed monster's ATK on the field.

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 5

If you control a WATER monster, you can Normal Summon this card without Tributing.

WATER 5

Once per turn, you can Tribute 1 other face-up WATER monster and select 1 Continuous or Field Spell Card in your Graveyard to return it to the top of your Deck.

WATER 5

The first time this card would be destroyed by battle each turn, it is not destroyed. You can only use each of the following effects of "Dream Shark" once per turn. If you control no monsters, or if all monsters you control are WATER: You can Special Summon this card from your hand. When a card or effect that would inflict damage to you is activated, while this card is in your GY (except during the Damage Step): You can Special Summon this card, and if you do, make that effect damage to you 0. If Summoned this way, it loses 1000 DEF, also banish it when it leaves the field.

WATER 5

You can banish this card from your Graveyard, then target 2 Level 5 WATER monsters in your Graveyard, except "Gazer Shark"; Special Summon both those monsters, but their effects are negated. Immediately after this effect resolves, Xyz Summon 1 WATER Xyz Monster using only those 2 monsters. You can only use this effect of "Gazer Shark" once per turn.

WATER 4

If this card is Normal Summoned: Look at the top 3 cards of your Deck, you can reveal 1 Ritual Monster or 1 Ritual Spell Card among them and add it to your hand, also after that, place any remaining cards on the top of your Deck in any order.

WATER 7

You can send 1 face-up "Umi" you control to the GY; destroy all other cards on the field.

WATER 4

Your opponent cannot target face-up WATER monsters for attacks, except this one. All WATER monsters you control gain 300 ATK.

WATER 3

(Quick Effect): You can discard this card, then target 1 WATER monster you control; destroy 1 other WATER monster in your hand or field, and if you do, the targeted monster gains ATK/DEF equal to the destroyed monster's original ATK/DEF, until the end of this turn. If this card is sent from the field to the GY: You can draw 1 card, then discard 1 card. You can only use each effect of "Mermail Abyssnerei" once per turn.

WATER 7

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.

WATER 6

When this card is Tribute Summoned: You can target up to 2 Spell/Trap Cards on the field; destroy those targets.

WATER 7

You can Tribute 3 Level 3 or lower WATER monsters; Special Summon this card from your hand or Graveyard. When you do: Return all Spell and Trap Cards on the field to the hand, and if you do, if 3 or more cards are returned to the hand by this effect, all monsters your opponent currently controls lose 300 ATK for each.

WATER 5

If this card is Special Summoned: You can target 1 other face-up monster on the field; equip that face-up monster to this card. At the start of the Damage Step, if this card battles an opponent's monster with the same Type and Attribute as the Monster Card equipped by this card's effect: You can destroy that opponent's monster. You can only use each effect of "Rock Scales" once per turn.

WATER 5

If this face-up card you control is destroyed by your opponent's card effect, you can Special Summon up to 2 Level 4 or lower WATER monsters from your Deck.

WATER 6

You can Special Summon this card (from your hand) by Tributing 1 WATER monster.

WATER 7

During damage calculation in your opponent's turn, if this card is being attacked: You can target the attacking monster; make that target's ATK 0 during damage calculation only (this is a Quick Effect). This effect can only be used once while this card is face-up on the field.

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

WATER 4

If an Xyz Monster is Special Summoned to your field (except during the Damage Step): You can Special Summon this card from your hand. If an Xyz Monster(s) is Special Summoned to your field while this card is in your GY, except the turn this card was sent to your GY (and except during the Damage Step): You can target 1 of those Xyz Monsters; attach this card to it as material. You can only use each effect of "Xyz Slidolphin" once per turn.

WATER 10

1 Aqua monster + 1 Level 10 WATER monster Must first be either Fusion Summoned, or Special Summoned from your Extra Deck by Tributing 1 Level 10 Aqua monster with 0 ATK. This card can be treated as 1 or 3 Tributes for the Tribute Summon of a monster. Cannot be destroyed by battle. Your opponent's monsters cannot target for attacks, and your opponent cannot target with card effects, any monsters you control, except "Egyptian God Slime".

WATER 4

2 monsters with the same Attribute but different Types Your opponent cannot target this card, or monsters on the field with the same Attribute as this card, with card effects. Once per turn (Quick Effect): You can declare 1 Attribute; this card becomes that Attribute until the end of this turn.

WATER 4

This card is treated as a Normal Monster while face-up on the field or in the Graveyard. While this card is face-up on the field, you can Normal Summon it to have it be treated as an Effect Monster with this effect: ● During battle between this attacking card and a Defense Position monster whose DEF is lower than the ATK of this card, inflict the difference as Battle Damage to your opponent.

WATER

2 WATER monsters Cannot be used as Link Material the turn it is Link Summoned. If this card is Link Summoned: You can Special Summon 1 Fish monster from your hand to your zone this card points to. You can target 1 other Fish monster you control and 1 card your opponent controls; banish those cards. You can only use each effect of "Abyss Keeper" once per turn.

WATER

2 Fish, Sea Serpent, and/or Aqua monsters Monsters this card points to gain 500 ATK/DEF. You can only use each of the following effects of "Mermail Abyssalacia" once per turn. ● During your opponent's turn (Quick Effect): You can send 1 card from your hand to the GY; add 1 "Mermail" monster from your Deck to your hand. ● If this card in its owner's possession is destroyed by an opponent's attack or card effect: You can send 1 WATER monster from your Deck to the GY, then target 1 WATER monster in your GY; Special Summon it in Defense Position.

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 6

You can Ritual Summon this card with any "Gishki" Ritual Spell Card. Once per turn: You can declare 1 card type (Monster, Spell, or Trap); your opponent can discard 1 card to negate this card's effect, otherwise both players send 1 card of the declared type from their Main Deck to the Graveyard.

WATER 8

1 Aqua-Type Tuner + 1 or more non-Tuner monsters When this card is Synchro Summoned: You can target cards your opponent controls, up to the number of WATER monsters used for the Synchro Summon of this card; destroy them. If this card is destroyed by battle or card effect and sent to the Graveyard: You can target 1 other WATER monster in your Graveyard; Special Summon it, but its effects are negated. You can only use each effect of "Graydle Dragon" once per turn.

WATER 10

1 WATER Tuner + 1+ non-Tuner monsters (Quick Effect): You can activate this effect; face-up monsters you control cannot be destroyed, or banished, by your opponent's card effects this turn. Then, if you activated this effect in response to your opponent's card or effect activation, and your opponent has a card(s) with that name on their field and/or GY, you can banish those cards. If a card(s) is banished by your opponent's card effect, while this card is in your GY (except during the Damage Step): You can Special Summon this card. You can only use each effect of "Icejade Gymir Aegirine" once per turn.

WATER 9

1 Tuner + 1+ non-Tuner monsters Gains 500 ATK/DEF for each card in your hand. You can only use each of the following effects of "Ravenous Crocodragon Archethys" once per turn. ● If this card is Synchro Summoned: You can draw cards equal to the number of non-Tuners used for its Synchro Summon. ● (Quick Effect): You can discard 2 cards, then target 1 card on the field; destroy it.

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 6

1 Tuner + 1+ non-Tuner monsters Once per turn: You can target 1 face-up monster your opponent controls; its ATK becomes half its original ATK until the end of this turn. 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 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 3

You can discard this card and 1 WATER monster; look at your opponent's hand and banish 1 card from their hand face-up, until the End Phase. If this card is Special Summoned: You can send the top 3 cards of your Deck to the GY, then target 1 Level 4 or lower WATER monster in your GY, except "Deep Sea Minstrel"; place it on the top or bottom of the Deck. You can only use each effect of "Deep Sea Minstrel" once per turn.

WATER 3

If this card is Special Summoned: You can target 1 monster your opponent controls; return it to the hand. If this card on the field is destroyed by battle or card effect: You can target 1 card your opponent controls; return it to the hand. You can only use 1 "Glacial Beast Polar Penguin" effect per turn, and only once that turn.

WATER 3

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.

WATER 4

If this card is used as a Synchro Material Monster, all the other Synchro Material Monsters must be Fish-Type.

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.

WATER

2 Level 6 monsters You can also Xyz Summon this card by detaching 1 Xyz Material from a Rank 5 Xyz Monster you control, then using that Xyz Monster as the Xyz Material. (Xyz Materials attached to that monster also become Xyz Materials on this card.) This card gains 1000 ATK for each Xyz Material attached to it. Once per turn: You can detach 1 Xyz Material from this card; destroy all Defense Position monsters your opponent controls.

WATER

3 Level 4 monsters Once per turn, when this attacking card destroys an opponent's monster by battle and sends it to the GY: You can detach 1 material from this card; Special Summon the destroyed monster to your opponent's field in Attack Position (but it loses 1000 ATK), and if you do, this card can make a second attack during this Battle Phase.

WATER

3 Level 5 monsters Once per turn: You can target 1 Special Summoned monster your opponent controls; attach it to this card as a face-up Xyz Material. When this card is destroyed and sent to the Graveyard while it has Xyz Material: You can Special Summon this card from your Graveyard, then gain LP equal to the original ATK of this card. "Number 101: Silent Honor ARK" must be in your Graveyard to activate and to resolve this effect. If this card is Special Summoned this way, it cannot attack for the rest of this turn.

WATER

2 Level 3 monsters Once per turn: You can detach 1 Xyz Material from this card; inflict 100 damage to your opponent for each of your banished monsters.

Spell Field

(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.

Spell Normal

If there are no other cards on the field: Target 1 WATER or WIND monster in your Graveyard; add that target to your hand.

Spell Normal

Destroy all face-up WATER monsters you control, then you can Special Summon WATER monsters from your hand, up to the number of monsters destroyed by this effect.

Spell Quick

Target 1 face-up monster on the field; change that target to face-down Defense Position.

Spell Quick

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.

Spell Normal

If you control a face-up WATER monster, activate 1 of these effects. If you control a face-up WATER Ritual Monster, you can activate both of these effects: ● Look at all Set cards in your opponent's Spell & Trap Card Zones. ● Look at the 2 top cards of either player's Deck and return them to the top of the Deck in any order.

Spell Quick

Pay 1000 LP, then target 1 Spell/Trap on the field; banish it.

Spell Normal

Banish 1 WATER monster from your GY; add 1 Level 4 or lower Sea Serpent monster from your Deck to your hand. You can only activate 1 "Deep Sea Aria" per turn.

Spell Continuous

When this card resolves: Banish 1 WATER monster from your hand, Graveyard, or face-up on your field. Then, when this face-up card on the field is destroyed: Special Summon that banished monster to your side of the field.

Spell Quick

Send any number of other cards from your hand and/or field to the GY; choose that many Effect Monsters your opponent controls, and until the end of this turn, their ATK is halved, also their effects are negated. In response to this card's activation, your opponent cannot activate cards, or the effects of cards, with the same original type (Monster/Spell/Trap) as the cards sent to the GY to activate this card. You can only activate 1 "Forbidden Droplet" per turn.

Spell Normal

This card can be used to Ritual Summon any "Gishki" Ritual Monster. You must also Tribute monsters from your hand or field, whose total Levels exactly equal the Level of the Ritual Monster you Ritual Summon, OR Tribute 1 face-up monster your opponent controls. If you Ritual Summon using this card, you lose LP equal to the original ATK of the Ritual Summoned monster. If this card is in your GY: You can target 1 "Gishki" monster in your GY; place that card on top of the Deck, and if you do, place this card on the bottom of the Deck.

Spell Normal

Target 1 Level 3 or lower WATER monster you control; Special Summon 1 monster with the same name from your Deck, but you cannot Special Summon from the Extra Deck while you control that face-up Special Summoned monster.

Spell Normal

Shuffle 2 WATER monsters from your hand into the Deck, then draw 3 cards.

Spell Quick

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.

Spell Normal

Target 2 WATER monsters with 1500 or less ATK in your Graveyard; add those targets to your hand.

Spell Quick

If you control no monsters in your Main Monster Zone: Target 1 monster in your opponent's GY; banish that monster, or, if you have 3 or more Spells in your GY, you can Special Summon that monster to your field instead, but it cannot attack.

Spell Quick

If you control no monsters in your Main Monster Zone: Target 1 face-up Effect Monster on the field; negate that face-up monster's effects until the end of this turn, then, if you have 3 or more Spells in your GY, you can take control of that monster until the End Phase.

Spell Quick

Discard 1 card; Fusion Summon 1 Fusion Monster from your Extra Deck, using monsters from either field as Fusion Material. Neither player can activate cards or effects in response to this card's activation.

Spell Quick

Discard 1 card, then target up to 2 Spells/Traps on the field; destroy them.

Spell Continuous

Once per turn: You can Special Summon 1 Level 4 or lower WATER monster from your hand. You must control no monsters to activate and to resolve this effect.