Fusion Deck Breakdown
Cards Usage Statistic
Main Deck

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Gem-Armadillo
ATK:
1700
DEF:
500
When this card is Normal Summoned: You can add 1 "Gem-Knight" monster from your Deck to your hand.

x3 in 100%

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Gem-Knight Alexandrite
ATK:
1800
DEF:
1200
You can Tribute this card; Special Summon 1 "Gem-Knight" Normal Monster from your Deck.

x3 in 100%

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Gem-Knight Emerald
ATK:
1800
DEF:
800
You can banish this face-up card you control and 1 face-up Normal Monster you control to target 1 "Gem-Knight" Fusion Monster in your Graveyard; Special Summon it from the Graveyard.

x2 in 100%

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Gem-Knight Hollowcore
ATK:
1950
DEF:
2450
You can send 1 "Gem-Knight" Normal Monster or "Gem-Knight Fusion" from your Deck to the GY; Special Summon this card from your hand in Defense Position. When your opponent activates a card or effect and you control a "Gem-Knight" Fusion Monster (Quick Effect): You can banish 3 "Gem-Knight" cards from your GY, including this card; negate that effect, then all "Gem-Knight" monsters you currently control gain 1000 ATK. You can only use each effect of "Gem-Knight Hollowcore" once per turn.

x3 in 100%

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Gem-Knight Lazuli
ATK:
600
DEF:
100
If this card is sent to the Graveyard by a card effect: You can target 1 Normal Monster in your Graveyard; add that target to your hand.

x3 in 100%

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Gem-Knight Nepyrim
ATK:
1550
DEF:
1600
If this card is Normal or Special Summoned: You can add 1 "Gem-Knight" card from your Deck to your hand, except "Gem-Knight Nepyrim", also any effect damage your opponent takes during the Main Phase this turn is halved. During your Main Phase, you can: Immediately after this effect resolves, Normal Summon 1 "Gem-" monster. If this card is sent from the hand or Deck to the GY: You can send 1 card from your hand to the GY, and if you do, Special Summon this card. You can only use each effect of "Gem-Knight Nepyrim" once per turn.

x3 in 100%

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Gem-Knight Obsidian
ATK:
1500
DEF:
1200
If this card is sent from the hand to your Graveyard: You can target 1 Level 4 or lower Normal Monster in your Graveyard; Special Summon that target.

x3 in 100%

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Gem-Knight Quartz
ATK:
1500
DEF:
1500
If your opponent controls a monster: You can discard this card; Set 1 "Fusion" Continuous Spell directly from your Deck, also you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except "Gem-Knight" monsters. If this card is used as material for a Fusion Summon, and sent to the GY or banished: You can add 1 "Gem-Knight" monster from your GY to your hand, except "Gem-Knight Quartz". You can only use each effect of "Gem-Knight Quartz" once per turn.

x3 in 100%

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Gem-Turtle
ATK:
0
DEF:
2000
FLIP: You can add 1 "Gem-Knight Fusion" from your Deck to your hand.

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Gem-Knight Amber
ATK:
1600
DEF:
1400
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 become an Effect Monster with this effect. ● Once per turn: You can send 1 "Gem-Knight" card from your hand to the Graveyard to target 1 of your banished monsters; add that target to your hand.

x2 in 100%

x2 in 100%



Gem-Knight Iolite
ATK:
1300
DEF:
2000
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 become an Effect Monster with this effect. ● Once per turn: You can banish 1 "Gem-" monster from your Graveyard to target 1 "Gem-Knight" card in your Graveyard; add that target to your hand.

x3 in 100%

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Gem-Knight Sardonyx
ATK:
1800
DEF:
900
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 become an Effect Monster with this effect. ● When this card destroys an opponent's monster by battle and sends it to the Graveyard: You can add 1 "Gem-Knight" card from your Deck to your hand.

x2 in 100%

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Gem-Knight Crystal
ATK:
2450
DEF:
1950
A Gem-Knight officer of high rank, who has optimized the use of the crystal powers. Despite his ability to overwhelm most opponents, he's wary of stretching himself too thin, and opts for solidarity with his comrades.

x2 in 100%

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Gem-Knight Garnet
ATK:
1900
DEF:
0
The Gem-Knight Warrior who carries the Garnet Soul. His Flaming Iron Fist crushes all enemies.

x2 in 100%

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Gem-Knight Sapphire
ATK:
0
DEF:
2100
His Sapphire power commands the waters to protect him from attack. His comrades trust in his silent protection.

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Gem-Knight Tourmaline
ATK:
1600
DEF:
1800
He channels mystic energies and changes them into fighting strength through the power of Tourmaline. Many admire his way of life.

x3 in 100%

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Absorb Fusion
Add 1 "Gem-Knight" card from your Deck to your hand, then you can apply this effect. ● Fusion Summon 1 "Gem-Knight" Fusion Monster from your Extra Deck, by banishing Fusion Materials listed on it from your hand or your side of the field. You can only activate 1 "Absorb Fusion" per turn. You cannot Special Summon monsters the turn you activate this card, except "Gem-Knight" monsters.

x1 in 100%

x1 in 100%



Bonfire
Add 1 Level 4 or lower Pyro monster from your Deck to your hand. You can only activate 1 "Bonfire" per turn.

x1 in 100%

x1 in 100%



Brilliant Fusion
When this card is activated: Fusion Summon 1 "Gem-Knight" Fusion Monster from your Extra Deck, using monsters from your Deck as Fusion Material, but change its ATK/DEF to 0. If this card leaves the field, destroy that monster. Once per turn: You can discard 1 Spell; the monster Special Summoned by this card's effect gains ATK/DEF equal to its original ATK/DEF, until the end of your opponent's turn. You can only activate 1 "Brilliant Fusion" per turn.

x2 in 100%

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Gem-Knight Dispersion
Activate 1 of these effects (but you can only use each effect of "Gem-Knight Dispersion" once per turn); ● Fusion Summon 1 "Gem-Knight" Fusion Monster from your Extra Deck, using monsters from your hand or field as material. If you have "Gem-Knight Fusion" in your GY, you can also use up to 2 non-Rock "Gem-Knight" monsters from your Deck or Extra Deck. ● Add 1 "Gem-" monster from your Deck or banishment to your hand, also any effect damage your opponent takes during the Main Phase this turn is halved.

x3 in 100%

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Gem-Knight Fusion
Fusion Summon 1 "Gem-Knight" Fusion Monster from your Extra Deck, using monsters from your hand or your side of the field as Fusion Materials. If this card is in your Graveyard: You can banish 1 "Gem-Knight" monster from your Graveyard; add this card to your hand.

x2 in 100%

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Particle Fusion
Send, from your side of the field to the Graveyard, the Fusion Material Monsters that are listed on a "Gem-Knight" Fusion Monster Card, then Special Summon that Fusion Monster from your Extra Deck. (This Special Summon is treated as a Fusion Summon.) When you do: Banish this card from the Graveyard to target 1 "Gem-Knight" Fusion Material Monster used for the Fusion Summon; the Fusion Summoned monster gains that monster's ATK until the End Phase.

x2 in 100%

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Scatter Fusion
During your Main Phase, if your opponent controls a monster: You can Fusion Summon 1 non-Rock "Gem-Knight" monster from your Extra Deck, using monsters from your Deck as material, also you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except "Gem-Knight" monsters. You can only use this effect of "Scatter Fusion" once per turn. When this card leaves the field, destroy all monsters Summoned by this card's effect.

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Gem-Enhancement
Tribute 1 "Gem-Knight" monster, then target 1 "Gem-Knight" monster in your Graveyard; Special Summon that target from the Graveyard.

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Pyroxene Fusion
Send, from your hand or your side of the field to the Graveyard, the Fusion Material Monsters that are listed on a "Gem-Knight" Fusion Monster Card, then Special Summon that Fusion Monster from your Extra Deck. (This Special Summon is treated as a Fusion Summon.)
Extra Deck

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Gem-Knight Amethyst
ATK:
1950
DEF:
2450
1 "Gem-Knight" monster + 1 Aqua-Type monster Must first be Fusion Summoned. When this card is sent from the field to the Graveyard: Return all Set Spell and Trap Cards on the field to the hand.

x1 in 100%

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Gem-Knight Aquamarine
ATK:
1400
DEF:
2600
"Gem-Knight Sapphire" + 1 "Gem-Knight" monster Must first be Fusion Summoned with the above Fusion Material Monsters. If this card attacks, it is changed to Defense Position at the end of the Battle Phase. When this card is sent from the field to the Graveyard: Target 1 card your opponent controls; return that target to the hand.

x1 in 100%

x1 in 100%



Gem-Knight Citrine
ATK:
2200
DEF:
1950
1 "Gem-Knight" monster + 1 Pyro-Type monster Must first be Fusion Summoned. If this card attacks or is attacked, your opponent cannot activate cards or effects until the end of the Damage Step.

x1 in 100%

x1 in 100%



Gem-Knight Lady Brilliant Diamond
ATK:
3400
DEF:
2000
3 "Gem-Knight" monsters Must first be Fusion Summoned with the above Fusion Materials. You can only Special Summon "Gem-Knight Lady Brilliant Diamond(s)" once per turn. Once per turn: You can send 1 face-up "Gem-Knight" monster you control to the Graveyard, and if you do, Special Summon 1 "Gem-Knight" Fusion Monster from your Extra Deck, ignoring its Summoning conditions.

x1 in 100%

x1 in 100%



Gem-Knight Master Diamond
ATK:
2900
DEF:
2500
3 "Gem-Knight" monsters Must first be Fusion Summoned. This card gains 100 ATK for each "Gem-" monster in your Graveyard. Once per turn: You can banish 1 Level 7 or lower "Gem-Knight" Fusion Monster from your Graveyard; until the End Phase, this card's name becomes that monster's, and replace this effect with that monster's original effects.

x3 in 100%

x3 in 100%



Gem-Knight Master Diamond Dispersion
ATK:
3000
DEF:
2600
3 "Gem-" monsters During the Main Phase (Quick Effect): You can send this card to the GY; Special Summon up to 3 non-Rock "Gem-" monsters with different names from your Extra Deck and/or GY, ignoring their Summoning conditions, also you cannot Special Summon from the Extra Deck for the rest of this turn, except Fusion Monsters. When your "Gem-Knight" Fusion Monster is destroyed by battle while this card is in your GY: You can Special Summon this card. You can only use each effect of "Gem-Knight Master Diamond Dispersion" once per turn.

x1 in 100%

x1 in 100%



Gem-Knight Prismaura
ATK:
2450
DEF:
1400
1 "Gem-Knight" monster + 1 Thunder-Type monster Must first be Fusion Summoned. Once per turn: You can send 1 "Gem-Knight" card from your hand to the Graveyard to target 1 face-up card on the field; destroy that target.

x2 in 100%

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Gem-Knight Seraphinite
ATK:
2300
DEF:
1400
1 "Gem-Knight" monster + 1 LIGHT monster Must first be Fusion Summoned with the above Fusion Materials. During your Main Phase, you can Normal Summon/Set 1 monster in addition to your Normal Summon/Set. (You can only gain this effect once per turn.)

x1 in 100%

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Gem-Knight Zirconia
ATK:
2900
DEF:
2500
1 "Gem-Knight" monster + 1 Rock-Type monster

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Gem-Knight Phantom Quartz
ATK:
1450
LINK-2
Link Arrow:
Bottom-Left
Bottom-Right
2 "Gem-" monsters If this card is Link Summoned: You can add 1 "Gem-Knight" card from your Deck to your hand. You can pay 1000 LP; Fusion Summon 1 "Gem-Knight" Fusion Monster from your Extra Deck, by shuffling Fusion Materials in your possession listed on it into your Deck, that are banished or in the GY, but it cannot attack directly this turn. You can only use each effect of "Gem-Knight Phantom Quartz" once per turn.
Main: 60 Extra: 15







Gem-Knight Hollowcore
ATK:
1950
DEF:
2450
You can send 1 "Gem-Knight" Normal Monster or "Gem-Knight Fusion" from your Deck to the GY; Special Summon this card from your hand in Defense Position. When your opponent activates a card or effect and you control a "Gem-Knight" Fusion Monster (Quick Effect): You can banish 3 "Gem-Knight" cards from your GY, including this card; negate that effect, then all "Gem-Knight" monsters you currently control gain 1000 ATK. You can only use each effect of "Gem-Knight Hollowcore" once per turn.







Gem-Knight Nepyrim
ATK:
1550
DEF:
1600
If this card is Normal or Special Summoned: You can add 1 "Gem-Knight" card from your Deck to your hand, except "Gem-Knight Nepyrim", also any effect damage your opponent takes during the Main Phase this turn is halved. During your Main Phase, you can: Immediately after this effect resolves, Normal Summon 1 "Gem-" monster. If this card is sent from the hand or Deck to the GY: You can send 1 card from your hand to the GY, and if you do, Special Summon this card. You can only use each effect of "Gem-Knight Nepyrim" once per turn.







Gem-Knight Quartz
ATK:
1500
DEF:
1500
If your opponent controls a monster: You can discard this card; Set 1 "Fusion" Continuous Spell directly from your Deck, also you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except "Gem-Knight" monsters. If this card is used as material for a Fusion Summon, and sent to the GY or banished: You can add 1 "Gem-Knight" monster from your GY to your hand, except "Gem-Knight Quartz". You can only use each effect of "Gem-Knight Quartz" once per turn.







Gem-Knight Amber
ATK:
1600
DEF:
1400
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 become an Effect Monster with this effect. ● Once per turn: You can send 1 "Gem-Knight" card from your hand to the Graveyard to target 1 of your banished monsters; add that target to your hand.







Gem-Knight Iolite
ATK:
1300
DEF:
2000
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 become an Effect Monster with this effect. ● Once per turn: You can banish 1 "Gem-" monster from your Graveyard to target 1 "Gem-Knight" card in your Graveyard; add that target to your hand.







Gem-Knight Sardonyx
ATK:
1800
DEF:
900
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 become an Effect Monster with this effect. ● When this card destroys an opponent's monster by battle and sends it to the Graveyard: You can add 1 "Gem-Knight" card from your Deck to your hand.







Absorb Fusion
Add 1 "Gem-Knight" card from your Deck to your hand, then you can apply this effect. ● Fusion Summon 1 "Gem-Knight" Fusion Monster from your Extra Deck, by banishing Fusion Materials listed on it from your hand or your side of the field. You can only activate 1 "Absorb Fusion" per turn. You cannot Special Summon monsters the turn you activate this card, except "Gem-Knight" monsters.







Brilliant Fusion
When this card is activated: Fusion Summon 1 "Gem-Knight" Fusion Monster from your Extra Deck, using monsters from your Deck as Fusion Material, but change its ATK/DEF to 0. If this card leaves the field, destroy that monster. Once per turn: You can discard 1 Spell; the monster Special Summoned by this card's effect gains ATK/DEF equal to its original ATK/DEF, until the end of your opponent's turn. You can only activate 1 "Brilliant Fusion" per turn.







Gem-Knight Dispersion
Activate 1 of these effects (but you can only use each effect of "Gem-Knight Dispersion" once per turn); ● Fusion Summon 1 "Gem-Knight" Fusion Monster from your Extra Deck, using monsters from your hand or field as material. If you have "Gem-Knight Fusion" in your GY, you can also use up to 2 non-Rock "Gem-Knight" monsters from your Deck or Extra Deck. ● Add 1 "Gem-" monster from your Deck or banishment to your hand, also any effect damage your opponent takes during the Main Phase this turn is halved.







Particle Fusion
Send, from your side of the field to the Graveyard, the Fusion Material Monsters that are listed on a "Gem-Knight" Fusion Monster Card, then Special Summon that Fusion Monster from your Extra Deck. (This Special Summon is treated as a Fusion Summon.) When you do: Banish this card from the Graveyard to target 1 "Gem-Knight" Fusion Material Monster used for the Fusion Summon; the Fusion Summoned monster gains that monster's ATK until the End Phase.







Scatter Fusion
During your Main Phase, if your opponent controls a monster: You can Fusion Summon 1 non-Rock "Gem-Knight" monster from your Extra Deck, using monsters from your Deck as material, also you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except "Gem-Knight" monsters. You can only use this effect of "Scatter Fusion" once per turn. When this card leaves the field, destroy all monsters Summoned by this card's effect.







Gem-Knight Aquamarine
ATK:
1400
DEF:
2600
"Gem-Knight Sapphire" + 1 "Gem-Knight" monster Must first be Fusion Summoned with the above Fusion Material Monsters. If this card attacks, it is changed to Defense Position at the end of the Battle Phase. When this card is sent from the field to the Graveyard: Target 1 card your opponent controls; return that target to the hand.







Gem-Knight Lady Brilliant Diamond
ATK:
3400
DEF:
2000
3 "Gem-Knight" monsters Must first be Fusion Summoned with the above Fusion Materials. You can only Special Summon "Gem-Knight Lady Brilliant Diamond(s)" once per turn. Once per turn: You can send 1 face-up "Gem-Knight" monster you control to the Graveyard, and if you do, Special Summon 1 "Gem-Knight" Fusion Monster from your Extra Deck, ignoring its Summoning conditions.







Gem-Knight Master Diamond
ATK:
2900
DEF:
2500
3 "Gem-Knight" monsters Must first be Fusion Summoned. This card gains 100 ATK for each "Gem-" monster in your Graveyard. Once per turn: You can banish 1 Level 7 or lower "Gem-Knight" Fusion Monster from your Graveyard; until the End Phase, this card's name becomes that monster's, and replace this effect with that monster's original effects.







Gem-Knight Master Diamond Dispersion
ATK:
3000
DEF:
2600
3 "Gem-" monsters During the Main Phase (Quick Effect): You can send this card to the GY; Special Summon up to 3 non-Rock "Gem-" monsters with different names from your Extra Deck and/or GY, ignoring their Summoning conditions, also you cannot Special Summon from the Extra Deck for the rest of this turn, except Fusion Monsters. When your "Gem-Knight" Fusion Monster is destroyed by battle while this card is in your GY: You can Special Summon this card. You can only use each effect of "Gem-Knight Master Diamond Dispersion" once per turn.






Gem-Knight Phantom Quartz
ATK:
1450
LINK-2
Link Arrow:
Bottom-Left
Bottom-Right
2 "Gem-" monsters If this card is Link Summoned: You can add 1 "Gem-Knight" card from your Deck to your hand. You can pay 1000 LP; Fusion Summon 1 "Gem-Knight" Fusion Monster from your Extra Deck, by shuffling Fusion Materials in your possession listed on it into your Deck, that are banished or in the GY, but it cannot attack directly this turn. You can only use each effect of "Gem-Knight Phantom Quartz" once per turn.