WATER

2 Level 2 monsters This card is unaffected by other monsters' effects. You can activate "Paleozoic" Trap Cards from your hand. If this card has a Trap Card as Xyz Material: You can detach 1 Xyz Material from this card; add 1 "Paleozoic" Trap Card from your Deck to your hand. You can only use this effect of "Paleozoic Opabinia" once per turn.

WATER

3 Level 4 monsters Once per turn, you can also Xyz Summon "Full Armored Utopic Ray Lancer" by discarding 1 Spell/Trap and using 1 Rank 4 or lower Xyz Monster you control. (Transfer its materials to this card.) Monsters your opponent controls lose 500 ATK. At the start of the Battle Phase: You can negate the effects of all Attack Position monsters your opponent currently controls. When this attacking card destroys an opponent's monster by battle: You can detach 1 material from this card; it can make a second attack in a row.

Spell Normal

Send to the GY either 1 Spellcaster monster you control, or 1 other "Spellbook" card from your hand or face-up field, except "Spellbook of Knowledge", and if you do, draw 2 cards. You can only activate 1 "Spellbook of Knowledge" per turn.

Trap Continuous

Declare 1 Type of monster. Monsters of the declared Type cannot attack. Tribute 1 monster from your side of the field during each of your Standby Phases. If you do not, this card is destroyed.

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.

WATER

3 or more Level 2 monsters This card is unaffected by other monsters' effects. Once per turn, if a Trap Card(s) is sent from your Spell & Trap Zone to the Graveyard (except during the Damage Step): You can excavate the top card of your Deck, and if it is a Trap Card, add it to your hand. Otherwise, send it to the Graveyard. Once per turn, during either player's turn, if this card has a Trap Card as Xyz Material: You can detach 1 Xyz Material from this card, then target 1 card on the field; destroy it.

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

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.

Trap Normal

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

Spell Field

Once per turn, during your Standby Phase, if you have a Spellcaster-Type monster on your side of the field or in your Graveyard: You can place 1 "Spellbook" Spell Card from your Graveyard on the bottom of your Deck, except "The Grand Spellbook Tower", then draw 1 card. When this card in your possession is destroyed by your opponent's card and sent to your Graveyard: You can Special Summon 1 Spellcaster-Type monster from your hand or Deck whose Level is less than or equal to the number of "Spellbook" Spell Cards in your Graveyard.

WATER 2

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

Trap Normal

Target 1 face-up monster your opponent controls; change it to face-down Defense Position. 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.

WATER 2

If this card is Normal Summoned or flipped face-up: Add 1 "Spellbook" Spell from your Deck to your hand.

Trap Normal

Discard 1 card from your hand. This turn, any damage you take from your opponent's cards and effects becomes 0.

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 WATER monsters When any player's monster declares an attack: You can detach 1 Xyz Material from this card; all monsters your opponent currently controls lose 1000 ATK until the end of this turn. When this card is destroyed by battle or card effect and sent to the Graveyard: You can target 1 other monster in your Graveyard; Special Summon it. You can only use each effect of "Number 37: Hope Woven Dragon Spider Shark" once per turn.

Spell Quick

If you control a Spellcaster-Type monster: You can banish up to 3 "Spellbook" Spell Cards from your Graveyard; apply this effect, depending on the number of Spell Cards banished for this card's activation. You can only activate 1 "Spellbook of Fate" per turn. ● 1: Return 1 Set Spell/Trap Card on the field to the hand. ● 2: Change 1 monster on the field to face-down Defense Position or face-up Attack Position. ● 3: Banish 1 card your opponent controls.

Spell Normal

After this card's activation, it remains on the field, but you must destroy it during the End Phase of your opponent's 3rd turn. When this card is activated: If your opponent controls a face-down monster, flip all monsters they control face-up. While this card is face-up on the field, your opponent's monsters cannot declare an attack.

Trap Normal

Until the End Phase, face-up Level 3 or lower WATER monsters you control cannot be destroyed by battle or by card effects.

WATER

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.

Spell Normal

Add 1 "Spellbook" card from your Deck to your hand, except "Spellbook of Secrets". You can only activate 1 "Spellbook of Secrets" per turn.

Trap Normal

Target 1 Spell/Trap Card on the field; destroy it. Once per Chain, when a Trap Card is activated while this card is in your Graveyard: Special Summon this card as a Normal Monster (Aqua-Type/WATER/Level 2/ATK 1200/DEF 0). (This card is NOT treated as a Trap Card.) If Summoned this way, this card is unaffected by monster effects, also banish it when it leaves the field.

WATER 2

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

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 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.

WATER

3 Level 4 monsters Once per turn, you can also Xyz Summon "Full Armored Utopic Ray Lancer" by discarding 1 Spell/Trap and using 1 Rank 4 or lower Xyz Monster you control. (Transfer its materials to this card.) Monsters your opponent controls lose 500 ATK. At the start of the Battle Phase: You can negate the effects of all Attack Position monsters your opponent currently controls. When this attacking card destroys an opponent's monster by battle: You can detach 1 material from this card; it can make a second attack in a row.

WATER

2 Level 4 WATER monsters When any player's monster declares an attack: You can detach 1 Xyz Material from this card; all monsters your opponent currently controls lose 1000 ATK until the end of this turn. When this card is destroyed by battle or card effect and sent to the Graveyard: You can target 1 other monster in your Graveyard; Special Summon it. You can only use each effect of "Number 37: Hope Woven Dragon Spider Shark" once per turn.

Spell Normal

Send to the GY either 1 Spellcaster monster you control, or 1 other "Spellbook" card from your hand or face-up field, except "Spellbook of Knowledge", and if you do, draw 2 cards. You can only activate 1 "Spellbook of Knowledge" per turn.

Spell Normal

After this card's activation, it remains on the field, but you must destroy it during the End Phase of your opponent's 3rd turn. When this card is activated: If your opponent controls a face-down monster, flip all monsters they control face-up. While this card is face-up on the field, your opponent's monsters cannot declare an attack.

Trap Normal

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

Trap Normal

Target 1 face-up monster your opponent controls; change it to face-down Defense Position. 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 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.