Melffy Deck Breakdown
Cards Usage Statistic
Main Deck
Melffy Catty
ATK:
200
DEF:
200
If your opponent Normal or Special Summons a monster(s) (except during the Damage Step), or if an opponent's monster targets this card for an attack: You can return this card to the hand, then you can add 1 Beast monster from your Deck to your hand, except "Melffy Catty". During your End Phase: You can Special Summon this card from your hand. You can only use each effect of "Melffy Catty" once per turn.
Spright Blue
ATK:
1100
DEF:
1000
If you control a Level/Rank 2 monster, you can Special Summon this card (from your hand). You can only Special Summon "Spright Blue" once per turn this way. If this card is Special Summoned: You can add 1 "Spright" monster from your Deck to your hand, except "Spright Blue". You can only use this effect of "Spright Blue" once per turn.
Spright Carrot
ATK:
1000
DEF:
1900
If you control a Level/Link 2 monster, you can Special Summon this card (from your hand). You can only Special Summon "Spright Carrot" once per turn this way. When your opponent activates a Spell/Trap Card or effect (Quick Effect): You can Tribute 1 other Level/Rank/Link 2 monster; negate that effect, then if you Tributed a Rank/Link 2 monster to activate this effect, you can destroy that card. You can only use this effect of "Spright Carrot" once per turn.
Spright Jet
ATK:
1300
DEF:
700
If you control a Level/Rank 2 monster, you can Special Summon this card (from your hand). You can only Special Summon "Spright Jet" once per turn this way. If this card is Special Summoned: You can add 1 "Spright" Spell/Trap from your Deck to your hand. You can only use this effect of "Spright Jet" once per turn.
Spright Pixies
ATK:
1400
DEF:
1400
If you control a Level/Rank 2 monster, you can Special Summon this card (from your hand). You can only Special Summon "Spright Pixies" once per turn this way. During damage calculation, if another Level/Rank/Link 2 monster you control battles an opponent's monster (Quick Effect): You can send this card from your hand or field to the GY; that monster you control gains ATK/DEF equal to the opponent's monster's ATK, until the end of this turn. You can only use this effect of "Spright Pixies" once per turn.
Spright Red
ATK:
1200
DEF:
1800
If you control a Level/Link 2 monster, you can Special Summon this card (from your hand). You can only Special Summon "Spright Red" once per turn this way. When your opponent activates a monster effect (Quick Effect): You can Tribute 1 other Level/Rank/Link 2 monster; negate that effect, then if you Tributed a Rank/Link 2 monster to activate this effect, you can destroy that monster. You can only use this effect of "Spright Red" once per turn.
Swap Frog
ATK:
1000
DEF:
500
You can Special Summon this card (from your hand) by discarding 1 other WATER monster. When this card is Summoned: You can send 1 Level 2 or lower WATER Aqua monster from your Deck or face-up field to the GY. Once per turn: You can return 1 monster you control to the hand; you can Normal Summon 1 "Frog" monster during your Main Phase this turn, except "Swap Frog", in addition to your Normal Summon/Set. (You can only gain this effect once per turn.)
Melffy Pinny
ATK:
300
DEF:
100
If a face-up Beast monster you control was returned to the hand this turn, except "Melffy Pinny" (Quick Effect): You can Special Summon this card from your hand, then immediately after this effect resolves, Synchro Summon 1 Synchro Monster using only this card you control and "Melffy" monsters in your hand. During your End Phase, if this card is in your GY: You can target 1 Beast Xyz Monster you control; attach this card to it as material. You can only use each effect of "Melffy Pinny" once per turn.
Mirror Mage of the Ice Barrier
ATK:
1000
DEF:
400
You can Tribute 1 other Effect Monster; Special Summon up to 3 "Ice Barrier Tokens" (Aqua/WATER/Level 1/ATK 0/DEF 0), and if you do, increase this card's Level by that number, also you cannot Special Summon from the Extra Deck for the rest of this turn, except WATER Synchro Monsters. If this card is sent to the GY: You can add 1 of your "Ice Barrier" cards that is banished or in your Deck to your hand, except "Mirror Mage of the Ice Barrier". You can only use each effect of "Mirror Mage of the Ice Barrier" once per turn.
Forbidden Droplet
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.
Freezing Chains of the Ice Barrier
When this card is activated: You can target 1 Level 4 or lower "Ice Barrier" monster in your GY; Special Summon it. While you control 3 or more "Ice Barrier" monsters, "Ice Barrier" monsters you control are unaffected by the activated effects of your opponent's monsters that were Special Summoned from the Extra Deck. You can only activate 1 "Freezing Chains of the Ice Barrier" per turn.
Spright Smashers
Banish 1 "Springans", "Therion" or "Spright" card from your hand or GY, then activate 1 of these effects; ● Special Summon 1 "Springans" monster from your Deck. ● Special Summon 1 "Therion" monster from your GY. ● Banish 1 Level/Rank/Link 2 monster you control and 1 card your opponent controls. You can only activate 1 "Spright Smashers" per turn.
Triple Tactics Talent
If your opponent has activated a monster effect during your Main Phase this turn: Activate 1 of these effects; ● Draw 2 cards. ● Take control of 1 monster your opponent controls until the End Phase. ● Look at your opponent's hand, and choose 1 card from it to shuffle into the Deck. You can only activate 1 "Triple Tactics Talent" per turn.
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.
Spright Double Cross
Target 1 monster on the field or in either GY, then activate 1 of these appropriate effects; ● Attach the targeted monster to 1 Rank 2 monster you control as material. ● Place the targeted monster your opponent controls in your zone your Link-2 monster points to, and take control of it. ● Special Summon the targeted monster from either GY to your zone your Link-2 monster points to. You can only activate 1 "Spright Double Cross" per turn.
Extra Deck
Garura, Wings of Resonant Life
ATK:
1500
DEF:
2400
2 monsters with the same Type and Attribute, but different names Any battle damage your opponent takes from battles involving this card is doubled. If this card is sent to the GY: You can draw 1 card. You can only use this effect of "Garura, Wings of Resonant Life" once per turn.
Mudragon of the Swamp
ATK:
1900
DEF:
1600
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.
I:P Masquerena
ATK:
800
LINK-2
Link Arrow:
Bottom-Left
Bottom-Right
2 non-Link Monsters During your opponent's Main Phase, you can (Quick Effect): Immediately after this effect resolves, Link Summon 1 Link Monster using materials you control, including this card. You can only use this effect of "I:P Masquerena" once per turn. A Link Monster that used this card as material cannot be destroyed by your opponent's card effects.
Knightmare Phoenix
ATK:
1900
LINK-2
Link Arrow:
Top
Right
2 monsters with different names If this card is Link Summoned: You can discard 1 card, then target 1 Spell/Trap your opponent controls; destroy it, then, if this card was co-linked when this effect was activated, you can draw 1 card. You can only use this effect of "Knightmare Phoenix" once per turn. Co-linked monsters you control cannot be destroyed by battle.
S:P Little Knight
ATK:
1600
LINK-2
Link Arrow:
Left
Right
2 Effect Monsters If this card is Link Summoned using a Fusion, Synchro, Xyz, or Link Monster as material: You can target 1 card on the field or in either GY; banish it, also your monsters cannot attack directly this turn. When your opponent activates a card or effect (Quick Effect): You can target 2 face-up monsters on the field, including a monster you control; banish both until the End Phase. You can only use each effect of "S:P Little Knight" once per turn.
Spright Sprind
ATK:
1400
LINK-2
Link Arrow:
Top-Right
Bottom-Left
2 monsters, including a Level/Rank/Link 2 monster Cannot be used as Link Material the turn it is Link Summoned. You can only use 1 of the following effects of "Spright Sprind" per turn, and only once that turn. If this card is Link Summoned: You can send 1 Level 2 monster from your Deck to the GY. If another monster is Special Summoned while this card is on the field (except during the Damage Step): You can detach 1 material from an Xyz Monster you control, then target 1 monster on the field; return it to the hand.
Herald of the Arc Light
ATK:
600
DEF:
1000
1 Tuner + 1+ non-Tuner monsters Any monster sent from the hand or Main Deck to the GY is banished instead. When a Spell/Trap Card, or monster effect, is activated (Quick Effect): You can Tribute this card; negate the activation, and if you do, destroy that card. If this card is sent to the GY: You can add 1 Ritual Monster or 1 Ritual Spell from your Deck to your hand.
Divine Arsenal AA-ZEUS - Sky Thunder
ATK:
3000
DEF:
3000
2 Level 12 monsters Once per turn, if an Xyz Monster battled this turn, you can also Xyz Summon "Divine Arsenal AA-ZEUS - Sky Thunder" by using 1 Xyz Monster you control as material. (Transfer its materials to this card.) (Quick Effect): You can detach 2 materials from this card; send all other cards from the field to the GY. Once per turn, if another card(s) you control is destroyed by battle or an opponent's card effect: You can attach 1 card from your hand, Deck, or Extra Deck to this card as material.
Downerd Magician
ATK:
2100
DEF:
200
2 Level 4 Spellcaster-Type monsters During your Main Phase 2, you can also Xyz Summon this card by using a Rank 3 or lower Xyz Monster you control as the Xyz Material. (Xyz Materials attached to that monster also become Xyz Materials on this card.) This card gains 200 ATK for each Xyz Material attached to it. If this card attacks a Defense Position monster, inflict piercing battle damage to your opponent. If this card attacked or was attacked, after damage calculation: Detach 1 Xyz Material from this card.
Gigantic Spright
ATK:
1600
DEF:
1600
2 Level 2 monsters For this card's Xyz Summon, you can treat Link-2 monsters you control as Level 2 monsters for material. The original ATK of this card that has a Fusion, Synchro, Xyz, or Link Monster as material becomes doubled. During your Main Phase: You can activate this effect; detach 1 material from a monster you control, and if you do, Special Summon 1 Level 2 monster from your Deck, also neither player can Special Summon monsters for the rest of this turn, except Level/Rank/Link 2 monsters. You can only use this effect of "Gigantic Spright" once per turn.
Melffy of the Forest
ATK:
500
DEF:
2000
2 Level 2 monsters You can detach 1 material from this card; add 1 "Melffy" card from your Deck to your hand. If another face-up "Melffy" monster you control returns to your hand (except during the Damage Step): You can target 1 face-up monster your opponent controls; it cannot attack, also its effects are negated while it is face-up on the field. You can only use each effect of "Melffy of the Forest" once per turn.
Number 29: Mannequin Cat
ATK:
2000
DEF:
900
2 Level 2 monsters Once per turn: You can detach 1 material from this card, then target 1 monster in your opponent's GY; Special Summon it to your opponent's field. If a monster(s) is Special Summoned to your opponent's field, while you control this monster (except during the Damage Step): You can target 1 face-up monster your opponent controls; Special Summon 1 monster with the same Type or Attribute from your hand, Deck, or GY. You can only use this effect of "Number 29: Mannequin Cat" once per turn.
Onibimaru Soul Sweeper
ATK:
1900
DEF:
1600
2+ Level 2 monsters You can detach 1 material from this card, then target 1 monster your opponent controls; banish it until your opponent's End Phase. If this card in its owner's control is destroyed by an opponent's card: You can target banished monsters, up to the number of materials this card had; shuffle them into the Deck. You can only use each effect of "Onibimaru Soul Sweeper" once per turn.
Toadally Awesome
ATK:
2200
DEF:
0
2 Level 2 Aqua-Type monsters Once per turn, during the Standby Phase: You can detach 1 Xyz Material from this card; Special Summon 1 "Frog" monster from your Deck. Once per turn, during either player's turn, when your opponent activates a Spell/Trap Card, or monster effect: You can send 1 Aqua-Type monster from your hand or face-up from your field to the Graveyard; negate the activation, and if you do, destroy that card, then you can Set it to your field. If this card is sent to the Graveyard: You can target 1 WATER monster in your Graveyard; add it to your hand.
Main: 40 Extra: 15
Melffy Catty
ATK:
200
DEF:
200
If your opponent Normal or Special Summons a monster(s) (except during the Damage Step), or if an opponent's monster targets this card for an attack: You can return this card to the hand, then you can add 1 Beast monster from your Deck to your hand, except "Melffy Catty". During your End Phase: You can Special Summon this card from your hand. You can only use each effect of "Melffy Catty" once per turn.
Spright Blue
ATK:
1100
DEF:
1000
If you control a Level/Rank 2 monster, you can Special Summon this card (from your hand). You can only Special Summon "Spright Blue" once per turn this way. If this card is Special Summoned: You can add 1 "Spright" monster from your Deck to your hand, except "Spright Blue". You can only use this effect of "Spright Blue" once per turn.
Spright Carrot
ATK:
1000
DEF:
1900
If you control a Level/Link 2 monster, you can Special Summon this card (from your hand). You can only Special Summon "Spright Carrot" once per turn this way. When your opponent activates a Spell/Trap Card or effect (Quick Effect): You can Tribute 1 other Level/Rank/Link 2 monster; negate that effect, then if you Tributed a Rank/Link 2 monster to activate this effect, you can destroy that card. You can only use this effect of "Spright Carrot" once per turn.
Spright Jet
ATK:
1300
DEF:
700
If you control a Level/Rank 2 monster, you can Special Summon this card (from your hand). You can only Special Summon "Spright Jet" once per turn this way. If this card is Special Summoned: You can add 1 "Spright" Spell/Trap from your Deck to your hand. You can only use this effect of "Spright Jet" once per turn.
Spright Pixies
ATK:
1400
DEF:
1400
If you control a Level/Rank 2 monster, you can Special Summon this card (from your hand). You can only Special Summon "Spright Pixies" once per turn this way. During damage calculation, if another Level/Rank/Link 2 monster you control battles an opponent's monster (Quick Effect): You can send this card from your hand or field to the GY; that monster you control gains ATK/DEF equal to the opponent's monster's ATK, until the end of this turn. You can only use this effect of "Spright Pixies" once per turn.
Spright Red
ATK:
1200
DEF:
1800
If you control a Level/Link 2 monster, you can Special Summon this card (from your hand). You can only Special Summon "Spright Red" once per turn this way. When your opponent activates a monster effect (Quick Effect): You can Tribute 1 other Level/Rank/Link 2 monster; negate that effect, then if you Tributed a Rank/Link 2 monster to activate this effect, you can destroy that monster. You can only use this effect of "Spright Red" once per turn.
Swap Frog
ATK:
1000
DEF:
500
You can Special Summon this card (from your hand) by discarding 1 other WATER monster. When this card is Summoned: You can send 1 Level 2 or lower WATER Aqua monster from your Deck or face-up field to the GY. Once per turn: You can return 1 monster you control to the hand; you can Normal Summon 1 "Frog" monster during your Main Phase this turn, except "Swap Frog", in addition to your Normal Summon/Set. (You can only gain this effect once per turn.)
Melffy Pinny
ATK:
300
DEF:
100
If a face-up Beast monster you control was returned to the hand this turn, except "Melffy Pinny" (Quick Effect): You can Special Summon this card from your hand, then immediately after this effect resolves, Synchro Summon 1 Synchro Monster using only this card you control and "Melffy" monsters in your hand. During your End Phase, if this card is in your GY: You can target 1 Beast Xyz Monster you control; attach this card to it as material. You can only use each effect of "Melffy Pinny" once per turn.
Mirror Mage of the Ice Barrier
ATK:
1000
DEF:
400
You can Tribute 1 other Effect Monster; Special Summon up to 3 "Ice Barrier Tokens" (Aqua/WATER/Level 1/ATK 0/DEF 0), and if you do, increase this card's Level by that number, also you cannot Special Summon from the Extra Deck for the rest of this turn, except WATER Synchro Monsters. If this card is sent to the GY: You can add 1 of your "Ice Barrier" cards that is banished or in your Deck to your hand, except "Mirror Mage of the Ice Barrier". You can only use each effect of "Mirror Mage of the Ice Barrier" once per turn.
Forbidden Droplet
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.
Freezing Chains of the Ice Barrier
When this card is activated: You can target 1 Level 4 or lower "Ice Barrier" monster in your GY; Special Summon it. While you control 3 or more "Ice Barrier" monsters, "Ice Barrier" monsters you control are unaffected by the activated effects of your opponent's monsters that were Special Summoned from the Extra Deck. You can only activate 1 "Freezing Chains of the Ice Barrier" per turn.
Spright Smashers
Banish 1 "Springans", "Therion" or "Spright" card from your hand or GY, then activate 1 of these effects; ● Special Summon 1 "Springans" monster from your Deck. ● Special Summon 1 "Therion" monster from your GY. ● Banish 1 Level/Rank/Link 2 monster you control and 1 card your opponent controls. You can only activate 1 "Spright Smashers" per turn.
Triple Tactics Talent
If your opponent has activated a monster effect during your Main Phase this turn: Activate 1 of these effects; ● Draw 2 cards. ● Take control of 1 monster your opponent controls until the End Phase. ● Look at your opponent's hand, and choose 1 card from it to shuffle into the Deck. You can only activate 1 "Triple Tactics Talent" per turn.
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.
Spright Double Cross
Target 1 monster on the field or in either GY, then activate 1 of these appropriate effects; ● Attach the targeted monster to 1 Rank 2 monster you control as material. ● Place the targeted monster your opponent controls in your zone your Link-2 monster points to, and take control of it. ● Special Summon the targeted monster from either GY to your zone your Link-2 monster points to. You can only activate 1 "Spright Double Cross" per turn.
Garura, Wings of Resonant Life
ATK:
1500
DEF:
2400
2 monsters with the same Type and Attribute, but different names Any battle damage your opponent takes from battles involving this card is doubled. If this card is sent to the GY: You can draw 1 card. You can only use this effect of "Garura, Wings of Resonant Life" once per turn.
Mudragon of the Swamp
ATK:
1900
DEF:
1600
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.
I:P Masquerena
ATK:
800
LINK-2
Link Arrow:
Bottom-Left
Bottom-Right
2 non-Link Monsters During your opponent's Main Phase, you can (Quick Effect): Immediately after this effect resolves, Link Summon 1 Link Monster using materials you control, including this card. You can only use this effect of "I:P Masquerena" once per turn. A Link Monster that used this card as material cannot be destroyed by your opponent's card effects.
Knightmare Phoenix
ATK:
1900
LINK-2
Link Arrow:
Top
Right
2 monsters with different names If this card is Link Summoned: You can discard 1 card, then target 1 Spell/Trap your opponent controls; destroy it, then, if this card was co-linked when this effect was activated, you can draw 1 card. You can only use this effect of "Knightmare Phoenix" once per turn. Co-linked monsters you control cannot be destroyed by battle.
S:P Little Knight
ATK:
1600
LINK-2
Link Arrow:
Left
Right
2 Effect Monsters If this card is Link Summoned using a Fusion, Synchro, Xyz, or Link Monster as material: You can target 1 card on the field or in either GY; banish it, also your monsters cannot attack directly this turn. When your opponent activates a card or effect (Quick Effect): You can target 2 face-up monsters on the field, including a monster you control; banish both until the End Phase. You can only use each effect of "S:P Little Knight" once per turn.
Spright Sprind
ATK:
1400
LINK-2
Link Arrow:
Top-Right
Bottom-Left
2 monsters, including a Level/Rank/Link 2 monster Cannot be used as Link Material the turn it is Link Summoned. You can only use 1 of the following effects of "Spright Sprind" per turn, and only once that turn. If this card is Link Summoned: You can send 1 Level 2 monster from your Deck to the GY. If another monster is Special Summoned while this card is on the field (except during the Damage Step): You can detach 1 material from an Xyz Monster you control, then target 1 monster on the field; return it to the hand.
Herald of the Arc Light
ATK:
600
DEF:
1000
1 Tuner + 1+ non-Tuner monsters Any monster sent from the hand or Main Deck to the GY is banished instead. When a Spell/Trap Card, or monster effect, is activated (Quick Effect): You can Tribute this card; negate the activation, and if you do, destroy that card. If this card is sent to the GY: You can add 1 Ritual Monster or 1 Ritual Spell from your Deck to your hand.
Divine Arsenal AA-ZEUS - Sky Thunder
ATK:
3000
DEF:
3000
2 Level 12 monsters Once per turn, if an Xyz Monster battled this turn, you can also Xyz Summon "Divine Arsenal AA-ZEUS - Sky Thunder" by using 1 Xyz Monster you control as material. (Transfer its materials to this card.) (Quick Effect): You can detach 2 materials from this card; send all other cards from the field to the GY. Once per turn, if another card(s) you control is destroyed by battle or an opponent's card effect: You can attach 1 card from your hand, Deck, or Extra Deck to this card as material.
Downerd Magician
ATK:
2100
DEF:
200
2 Level 4 Spellcaster-Type monsters During your Main Phase 2, you can also Xyz Summon this card by using a Rank 3 or lower Xyz Monster you control as the Xyz Material. (Xyz Materials attached to that monster also become Xyz Materials on this card.) This card gains 200 ATK for each Xyz Material attached to it. If this card attacks a Defense Position monster, inflict piercing battle damage to your opponent. If this card attacked or was attacked, after damage calculation: Detach 1 Xyz Material from this card.
Gigantic Spright
ATK:
1600
DEF:
1600
2 Level 2 monsters For this card's Xyz Summon, you can treat Link-2 monsters you control as Level 2 monsters for material. The original ATK of this card that has a Fusion, Synchro, Xyz, or Link Monster as material becomes doubled. During your Main Phase: You can activate this effect; detach 1 material from a monster you control, and if you do, Special Summon 1 Level 2 monster from your Deck, also neither player can Special Summon monsters for the rest of this turn, except Level/Rank/Link 2 monsters. You can only use this effect of "Gigantic Spright" once per turn.
Melffy of the Forest
ATK:
500
DEF:
2000
2 Level 2 monsters You can detach 1 material from this card; add 1 "Melffy" card from your Deck to your hand. If another face-up "Melffy" monster you control returns to your hand (except during the Damage Step): You can target 1 face-up monster your opponent controls; it cannot attack, also its effects are negated while it is face-up on the field. You can only use each effect of "Melffy of the Forest" once per turn.
Number 29: Mannequin Cat
ATK:
2000
DEF:
900
2 Level 2 monsters Once per turn: You can detach 1 material from this card, then target 1 monster in your opponent's GY; Special Summon it to your opponent's field. If a monster(s) is Special Summoned to your opponent's field, while you control this monster (except during the Damage Step): You can target 1 face-up monster your opponent controls; Special Summon 1 monster with the same Type or Attribute from your hand, Deck, or GY. You can only use this effect of "Number 29: Mannequin Cat" once per turn.
Onibimaru Soul Sweeper
ATK:
1900
DEF:
1600
2+ Level 2 monsters You can detach 1 material from this card, then target 1 monster your opponent controls; banish it until your opponent's End Phase. If this card in its owner's control is destroyed by an opponent's card: You can target banished monsters, up to the number of materials this card had; shuffle them into the Deck. You can only use each effect of "Onibimaru Soul Sweeper" once per turn.
Toadally Awesome
ATK:
2200
DEF:
0
2 Level 2 Aqua-Type monsters Once per turn, during the Standby Phase: You can detach 1 Xyz Material from this card; Special Summon 1 "Frog" monster from your Deck. Once per turn, during either player's turn, when your opponent activates a Spell/Trap Card, or monster effect: You can send 1 Aqua-Type monster from your hand or face-up from your field to the Graveyard; negate the activation, and if you do, destroy that card, then you can Set it to your field. If this card is sent to the Graveyard: You can target 1 WATER monster in your Graveyard; add it to your hand.