Created by: Mèo Fool Gaming (37156024)
Created On: 03/24/2022
Mythic Depths
Need 11 UR
Main: 30 Extra: 7
WATER
7Citadel Whale
ATK:
2350
DEF:
2150
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
7Citadel Whale
ATK:
2350
DEF:
2150
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
7Citadel Whale
ATK:
2350
DEF:
2150
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
2Crystron Prasiortle
ATK:
500
DEF:
2000
You can target 1 face-up card you control; you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Machine-Type Synchro Monsters, also, destroy that card, and if you do, Special Summon 1 "Crystron" Tuner from your Deck. You can banish this card from your Graveyard; Special Summon 1 "Crystron" monster from your hand. You can only use 1 "Crystron Prasiortle" effect per turn, and only once that turn.
WATER
4Crystron Rosenix
ATK:
1800
DEF:
1000
You can target 1 face-up card you control; you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Machine-Type Synchro Monsters, also, destroy that card, and if you do, Special Summon 1 "Crystron" Tuner from your Deck. You can banish this card from your Graveyard; Special Summon 1 "Crystron Token" (Machine-Type/WATER/Level 1/ATK 0/DEF 0), but it cannot be Tributed. You can only use 1 "Crystron Rosenix" effect per turn, and only once that turn.
WATER
3Crystron Smiger
ATK:
1000
DEF:
1800
You can target 1 face-up card you control; you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Machine-Type Synchro Monsters, also, destroy that card, and if you do, Special Summon 1 "Crystron" Tuner from your Deck. You can banish this card from your Graveyard; add 1 "Crystron" Spell/Trap Card from your Deck to your hand. You can only use 1 "Crystron Smiger" effect per turn, and only once that turn.
WATER
3Crystron Smiger
ATK:
1000
DEF:
1800
You can target 1 face-up card you control; you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Machine-Type Synchro Monsters, also, destroy that card, and if you do, Special Summon 1 "Crystron" Tuner from your Deck. You can banish this card from your Graveyard; add 1 "Crystron" Spell/Trap Card from your Deck to your hand. You can only use 1 "Crystron Smiger" effect per turn, and only once that turn.
WATER
5Crystron Sulfefnir
ATK:
2000
DEF:
1500
If this card is in your hand or Graveyard: You can discard 1 "Crystron" card, except "Crystron Sulfefnir"; Special Summon this card in Defense Position, then destroy 1 card you control. If this card on the field is destroyed by battle or card effect: You can Special Summon 1 "Crystron" monster from your Deck in Defense Position. You can only use each effect of "Crystron Sulfefnir" once per turn.
WATER
5Crystron Sulfefnir
ATK:
2000
DEF:
1500
If this card is in your hand or Graveyard: You can discard 1 "Crystron" card, except "Crystron Sulfefnir"; Special Summon this card in Defense Position, then destroy 1 card you control. If this card on the field is destroyed by battle or card effect: You can Special Summon 1 "Crystron" monster from your Deck in Defense Position. You can only use each effect of "Crystron Sulfefnir" once per turn.
WATER
5Crystron Sulfefnir
ATK:
2000
DEF:
1500
If this card is in your hand or Graveyard: You can discard 1 "Crystron" card, except "Crystron Sulfefnir"; Special Summon this card in Defense Position, then destroy 1 card you control. If this card on the field is destroyed by battle or card effect: You can Special Summon 1 "Crystron" monster from your Deck in Defense Position. You can only use each effect of "Crystron Sulfefnir" once per turn.
WATER
3Crystron Thystvern
ATK:
1500
DEF:
1500
You can target 1 face-up card you control; you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Machine-Type Synchro Monsters, also, destroy that card, and if you do, Special Summon 1 "Crystron" Tuner from your Deck. You can banish this card from your Graveyard; add 1 "Crystron" monster from your Deck to your hand, except "Crystron Thystvern". You can only use 1 "Crystron Thystvern" effect per turn, and only once that turn.
WATER
3Crystron Thystvern
ATK:
1500
DEF:
1500
You can target 1 face-up card you control; you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Machine-Type Synchro Monsters, also, destroy that card, and if you do, Special Summon 1 "Crystron" Tuner from your Deck. You can banish this card from your Graveyard; add 1 "Crystron" monster from your Deck to your hand, except "Crystron Thystvern". You can only use 1 "Crystron Thystvern" effect per turn, and only once that turn.
WATER
3Crystron Thystvern
ATK:
1500
DEF:
1500
You can target 1 face-up card you control; you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Machine-Type Synchro Monsters, also, destroy that card, and if you do, Special Summon 1 "Crystron" Tuner from your Deck. You can banish this card from your Graveyard; add 1 "Crystron" monster from your Deck to your hand, except "Crystron Thystvern". You can only use 1 "Crystron Thystvern" effect per turn, and only once that turn.
WATER
4Mermail Abysspike
ATK:
1600
DEF:
800
When this card is Normal or Special Summoned: You can discard 1 WATER monster to the Graveyard; add 1 Level 3 WATER monster from your Deck to your hand. You can only use this effect of "Mermail Abysspike" once per turn.
WATER
4Mermail Abysspike
ATK:
1600
DEF:
800
When this card is Normal or Special Summoned: You can discard 1 WATER monster to the Graveyard; add 1 Level 3 WATER monster from your Deck to your hand. You can only use this effect of "Mermail Abysspike" once per turn.
WATER
4Mermail Abysspike
ATK:
1600
DEF:
800
When this card is Normal or Special Summoned: You can discard 1 WATER monster to the Graveyard; add 1 Level 3 WATER monster from your Deck to your hand. You can only use this effect of "Mermail Abysspike" once per turn.
WATER
7Mermail Abyssteus
ATK:
1700
DEF:
2400
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
7Mermail Abyssteus
ATK:
1700
DEF:
2400
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
7Mermail Abyssteus
ATK:
1700
DEF:
2400
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
2Crystron Citree
ATK:
500
DEF:
500
During your opponent's Main Phase or Battle Phase: You can target 1 non-Tuner monster in your Graveyard; Special Summon it, but it has its effects negated (if any), and if you do, immediately after this effect resolves, Synchro Summon 1 Machine-Type Synchro Monster using only that monster and this card (this is a Quick Effect). These Synchro Materials are banished instead of being sent to the Graveyard. You can only use this effect of "Crystron Citree" once per turn.
WATER
1Crystron Quan
ATK:
500
DEF:
500
During your opponent's Main Phase or Battle Phase: You can Special Summon 1 non-Tuner monster from your hand, but it has its effects negated (if any), and if you do, immediately after this effect resolves, Synchro Summon 1 Machine-Type Synchro Monster using only that monster and this card (this is a Quick Effect). You can only use this effect of "Crystron Quan" once per turn.
WATER
1Crystron Quan
ATK:
500
DEF:
500
During your opponent's Main Phase or Battle Phase: You can Special Summon 1 non-Tuner monster from your hand, but it has its effects negated (if any), and if you do, immediately after this effect resolves, Synchro Summon 1 Machine-Type Synchro Monster using only that monster and this card (this is a Quick Effect). You can only use this effect of "Crystron Quan" once per turn.
WATER
3Crystron Rion
ATK:
500
DEF:
500
During your opponent's Main Phase or Battle Phase: You can target 1 of your banished non-Tuner monsters; Special Summon it, but it has its effects negated (if any), and if you do, immediately after this effect resolves, Synchro Summon 1 Machine-Type Synchro Monster using only that monster and this card (this is a Quick Effect). These Synchro Materials are shuffled into the Deck instead of being sent to the Graveyard. You can only use this effect of "Crystron Rion" once per turn.
Spell
NormalLightning Vortex
Discard 1 card; destroy all face-up monsters your opponent controls.
Spell
NormalLightning Vortex
Discard 1 card; destroy all face-up monsters your opponent controls.
Spell
NormalLightning Vortex
Discard 1 card; destroy all face-up monsters your opponent controls.
Spell
NormalMonster Reborn
Target 1 monster in either GY; Special Summon it.
Trap
NormalCrystron Entry
Special Summon 2 "Crystron" Tuners (1 from your hand and 1 from your Graveyard). During either player's turn, except the turn this card was sent to the Graveyard: You can banish this card from your Graveyard, then target 1 "Crystron" monster you control; send 1 "Crystron" monster from your Deck to the Graveyard whose Level is different from that monster, and if you do, that monster becomes the Level of that monster sent to the Graveyard. You can only use this effect of "Crystron Entry" once per turn.
Trap
NormalCrystron Entry
Special Summon 2 "Crystron" Tuners (1 from your hand and 1 from your Graveyard). During either player's turn, except the turn this card was sent to the Graveyard: You can banish this card from your Graveyard, then target 1 "Crystron" monster you control; send 1 "Crystron" monster from your Deck to the Graveyard whose Level is different from that monster, and if you do, that monster becomes the Level of that monster sent to the Graveyard. You can only use this effect of "Crystron Entry" once per turn.
Trap
ContinuousSea 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.
FIRE
7Black Rose Dragon
ATK:
2400
DEF:
1800
1 Tuner + 1+ non-Tuner monsters When this card is Synchro Summoned: You can destroy all cards on the field. Once per turn: You can banish 1 Plant monster from your GY, then target 1 Defense Position monster your opponent controls; change that target to face-up Attack Position, and if you do, its ATK becomes 0 until the end of this turn.
WATER
6Brionac, Dragon of the Ice Barrier
ATK:
2300
DEF:
1400
1 Tuner + 1+ non-Tuner monsters You can discard any number of cards to the GY, then target the same number of cards your opponent controls; return those cards to the hand. You can only use this effect of "Brionac, Dragon of the Ice Barrier" once per turn.
WATER
5Crystron Ametrix
ATK:
2500
DEF:
1500
1 Tuner + 1 or more non-Tuner monsters If this card is Synchro Summoned: You can change all face-up Special Summoned monsters your opponent controls to Defense Position. If this Synchro Summoned card is destroyed by battle or card effect: You can target 1 "Crystron" monster in your Graveyard, except a Synchro Monster; Special Summon it.
WATER
9Crystron Quariongandrax
ATK:
3000
DEF:
3000
2 or more Tuners + 1 non-Tuner monster If this card is Synchro Summoned: You can target monsters your opponent controls and/or in their Graveyard, up to the number of Synchro Materials used for the Synchro Summon of this card; banish them. If this Synchro Summoned card is destroyed by battle or card effect: You can target 1 banished monster, except this card; Special Summon it to your field.
LIGHT
6Powered Inzektron
ATK:
2500
DEF:
1600
1 Tuner + 1 or more non-Tuner monsters When this card is Synchro Summoned: This turn, this card cannot be destroyed by battle or by card effects, also you take no damage.
EARTH
7Samurai Destroyer
ATK:
2600
DEF:
1400
1 Tuner + 1+ non-Tuner monsters If this card battles an opponent's monster, your opponent cannot activate cards or effects until the end of the Damage Step, also that opponent's monster has its effects negated during the Battle Phase only. If this face-up card in its owner's control leaves the field because of an opponent's card effect: You can target 1 Machine monster in your GY; Special Summon it.
WATER
6Coral Dragon
ATK:
2400
DEF:
500
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
7Citadel Whale
ATK:
2350
DEF:
2150
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
2Crystron Prasiortle
ATK:
500
DEF:
2000
You can target 1 face-up card you control; you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Machine-Type Synchro Monsters, also, destroy that card, and if you do, Special Summon 1 "Crystron" Tuner from your Deck. You can banish this card from your Graveyard; Special Summon 1 "Crystron" monster from your hand. You can only use 1 "Crystron Prasiortle" effect per turn, and only once that turn.
WATER
4Crystron Rosenix
ATK:
1800
DEF:
1000
You can target 1 face-up card you control; you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Machine-Type Synchro Monsters, also, destroy that card, and if you do, Special Summon 1 "Crystron" Tuner from your Deck. You can banish this card from your Graveyard; Special Summon 1 "Crystron Token" (Machine-Type/WATER/Level 1/ATK 0/DEF 0), but it cannot be Tributed. You can only use 1 "Crystron Rosenix" effect per turn, and only once that turn.
WATER
3Crystron Smiger
ATK:
1000
DEF:
1800
You can target 1 face-up card you control; you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Machine-Type Synchro Monsters, also, destroy that card, and if you do, Special Summon 1 "Crystron" Tuner from your Deck. You can banish this card from your Graveyard; add 1 "Crystron" Spell/Trap Card from your Deck to your hand. You can only use 1 "Crystron Smiger" effect per turn, and only once that turn.
WATER
5Crystron Sulfefnir
ATK:
2000
DEF:
1500
If this card is in your hand or Graveyard: You can discard 1 "Crystron" card, except "Crystron Sulfefnir"; Special Summon this card in Defense Position, then destroy 1 card you control. If this card on the field is destroyed by battle or card effect: You can Special Summon 1 "Crystron" monster from your Deck in Defense Position. You can only use each effect of "Crystron Sulfefnir" once per turn.
WATER
3Crystron Thystvern
ATK:
1500
DEF:
1500
You can target 1 face-up card you control; you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Machine-Type Synchro Monsters, also, destroy that card, and if you do, Special Summon 1 "Crystron" Tuner from your Deck. You can banish this card from your Graveyard; add 1 "Crystron" monster from your Deck to your hand, except "Crystron Thystvern". You can only use 1 "Crystron Thystvern" effect per turn, and only once that turn.
WATER
4Mermail Abysspike
ATK:
1600
DEF:
800
When this card is Normal or Special Summoned: You can discard 1 WATER monster to the Graveyard; add 1 Level 3 WATER monster from your Deck to your hand. You can only use this effect of "Mermail Abysspike" once per turn.
WATER
7Mermail Abyssteus
ATK:
1700
DEF:
2400
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.
FIRE
7Black Rose Dragon
ATK:
2400
DEF:
1800
1 Tuner + 1+ non-Tuner monsters When this card is Synchro Summoned: You can destroy all cards on the field. Once per turn: You can banish 1 Plant monster from your GY, then target 1 Defense Position monster your opponent controls; change that target to face-up Attack Position, and if you do, its ATK becomes 0 until the end of this turn.
WATER
6Brionac, Dragon of the Ice Barrier
ATK:
2300
DEF:
1400
1 Tuner + 1+ non-Tuner monsters You can discard any number of cards to the GY, then target the same number of cards your opponent controls; return those cards to the hand. You can only use this effect of "Brionac, Dragon of the Ice Barrier" once per turn.
WATER
5Crystron Ametrix
ATK:
2500
DEF:
1500
1 Tuner + 1 or more non-Tuner monsters If this card is Synchro Summoned: You can change all face-up Special Summoned monsters your opponent controls to Defense Position. If this Synchro Summoned card is destroyed by battle or card effect: You can target 1 "Crystron" monster in your Graveyard, except a Synchro Monster; Special Summon it.
WATER
9Crystron Quariongandrax
ATK:
3000
DEF:
3000
2 or more Tuners + 1 non-Tuner monster If this card is Synchro Summoned: You can target monsters your opponent controls and/or in their Graveyard, up to the number of Synchro Materials used for the Synchro Summon of this card; banish them. If this Synchro Summoned card is destroyed by battle or card effect: You can target 1 banished monster, except this card; Special Summon it to your field.
LIGHT
6Powered Inzektron
ATK:
2500
DEF:
1600
1 Tuner + 1 or more non-Tuner monsters When this card is Synchro Summoned: This turn, this card cannot be destroyed by battle or by card effects, also you take no damage.
EARTH
7Samurai Destroyer
ATK:
2600
DEF:
1400
1 Tuner + 1+ non-Tuner monsters If this card battles an opponent's monster, your opponent cannot activate cards or effects until the end of the Damage Step, also that opponent's monster has its effects negated during the Battle Phase only. If this face-up card in its owner's control leaves the field because of an opponent's card effect: You can target 1 Machine monster in your GY; Special Summon it.
WATER
6Coral Dragon
ATK:
2400
DEF:
500
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
2Crystron Citree
ATK:
500
DEF:
500
During your opponent's Main Phase or Battle Phase: You can target 1 non-Tuner monster in your Graveyard; Special Summon it, but it has its effects negated (if any), and if you do, immediately after this effect resolves, Synchro Summon 1 Machine-Type Synchro Monster using only that monster and this card (this is a Quick Effect). These Synchro Materials are banished instead of being sent to the Graveyard. You can only use this effect of "Crystron Citree" once per turn.
WATER
1Crystron Quan
ATK:
500
DEF:
500
During your opponent's Main Phase or Battle Phase: You can Special Summon 1 non-Tuner monster from your hand, but it has its effects negated (if any), and if you do, immediately after this effect resolves, Synchro Summon 1 Machine-Type Synchro Monster using only that monster and this card (this is a Quick Effect). You can only use this effect of "Crystron Quan" once per turn.
WATER
3Crystron Rion
ATK:
500
DEF:
500
During your opponent's Main Phase or Battle Phase: You can target 1 of your banished non-Tuner monsters; Special Summon it, but it has its effects negated (if any), and if you do, immediately after this effect resolves, Synchro Summon 1 Machine-Type Synchro Monster using only that monster and this card (this is a Quick Effect). These Synchro Materials are shuffled into the Deck instead of being sent to the Graveyard. You can only use this effect of "Crystron Rion" once per turn.
Spell
NormalLightning Vortex
Discard 1 card; destroy all face-up monsters your opponent controls.
Spell
NormalMonster Reborn
Target 1 monster in either GY; Special Summon it.
Trap
NormalCrystron Entry
Special Summon 2 "Crystron" Tuners (1 from your hand and 1 from your Graveyard). During either player's turn, except the turn this card was sent to the Graveyard: You can banish this card from your Graveyard, then target 1 "Crystron" monster you control; send 1 "Crystron" monster from your Deck to the Graveyard whose Level is different from that monster, and if you do, that monster becomes the Level of that monster sent to the Graveyard. You can only use this effect of "Crystron Entry" once per turn.
Trap
ContinuousSea 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.
WATER
5Crystron Sulfefnir
ATK:
2000
DEF:
1500
If this card is in your hand or Graveyard: You can discard 1 "Crystron" card, except "Crystron Sulfefnir"; Special Summon this card in Defense Position, then destroy 1 card you control. If this card on the field is destroyed by battle or card effect: You can Special Summon 1 "Crystron" monster from your Deck in Defense Position. You can only use each effect of "Crystron Sulfefnir" once per turn.
WATER
7Mermail Abyssteus
ATK:
1700
DEF:
2400
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.
FIRE
7Black Rose Dragon
ATK:
2400
DEF:
1800
1 Tuner + 1+ non-Tuner monsters When this card is Synchro Summoned: You can destroy all cards on the field. Once per turn: You can banish 1 Plant monster from your GY, then target 1 Defense Position monster your opponent controls; change that target to face-up Attack Position, and if you do, its ATK becomes 0 until the end of this turn.
WATER
6Brionac, Dragon of the Ice Barrier
ATK:
2300
DEF:
1400
1 Tuner + 1+ non-Tuner monsters You can discard any number of cards to the GY, then target the same number of cards your opponent controls; return those cards to the hand. You can only use this effect of "Brionac, Dragon of the Ice Barrier" once per turn.
WATER
9Crystron Quariongandrax
ATK:
3000
DEF:
3000
2 or more Tuners + 1 non-Tuner monster If this card is Synchro Summoned: You can target monsters your opponent controls and/or in their Graveyard, up to the number of Synchro Materials used for the Synchro Summon of this card; banish them. If this Synchro Summoned card is destroyed by battle or card effect: You can target 1 banished monster, except this card; Special Summon it to your field.
WATER
6Coral Dragon
ATK:
2400
DEF:
500
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.
Spell
NormalMonster Reborn
Target 1 monster in either GY; Special Summon it.
WATER
5Crystron Sulfefnir
ATK:
2000
DEF:
1500
If this card is in your hand or Graveyard: You can discard 1 "Crystron" card, except "Crystron Sulfefnir"; Special Summon this card in Defense Position, then destroy 1 card you control. If this card on the field is destroyed by battle or card effect: You can Special Summon 1 "Crystron" monster from your Deck in Defense Position. You can only use each effect of "Crystron Sulfefnir" once per turn.
WATER
7Mermail Abyssteus
ATK:
1700
DEF:
2400
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.
FIRE
7Black Rose Dragon
ATK:
2400
DEF:
1800
1 Tuner + 1+ non-Tuner monsters When this card is Synchro Summoned: You can destroy all cards on the field. Once per turn: You can banish 1 Plant monster from your GY, then target 1 Defense Position monster your opponent controls; change that target to face-up Attack Position, and if you do, its ATK becomes 0 until the end of this turn.
WATER
6Brionac, Dragon of the Ice Barrier
ATK:
2300
DEF:
1400
1 Tuner + 1+ non-Tuner monsters You can discard any number of cards to the GY, then target the same number of cards your opponent controls; return those cards to the hand. You can only use this effect of "Brionac, Dragon of the Ice Barrier" once per turn.
WATER
9Crystron Quariongandrax
ATK:
3000
DEF:
3000
2 or more Tuners + 1 non-Tuner monster If this card is Synchro Summoned: You can target monsters your opponent controls and/or in their Graveyard, up to the number of Synchro Materials used for the Synchro Summon of this card; banish them. If this Synchro Summoned card is destroyed by battle or card effect: You can target 1 banished monster, except this card; Special Summon it to your field.
WATER
6Coral Dragon
ATK:
2400
DEF:
500
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.
Spell
NormalMonster Reborn
Target 1 monster in either GY; Special Summon it.
