Yu-Gi-Oh! Deck Recipe Details | Yu-Gi-Oh! Neuron(TRADING CARD GAME CARD DATABASE)

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Deck Type: Deck

Deck Playstyle: Tournament

Registered Category: Gem-Knight

Registered Tag: YCS

Comment: Yu-Gi-Oh! CHAMPIONSHIP SERIES JAPAN TOKYO 2025 上位64 開催日：2025年4月12日(土) 会場：幕張メッセ (千葉県) プレイヤーネーム：ウメツアイキ

Remove Forbidden Card "Apollousa, Bow of the Goddess" x 1.
Remove Forbidden Card "Baronne de Fleur" x 1.
Remove Forbidden Card "Block Dragon" x 1.
Remove Forbidden Card "Maxx "C"" x 2.
Remove Forbidden Card "Red Reboot" x 1.

Monster Cards		27
1	Gem-Knight Nepyrim	3
2	Gem-Knight Hollowcore	3
3	Gem-Knight Quartz	1
4	Gem-Knight Sapphire	1
5	Gem-Armadillo	3
6	Crystal Rose	1
7	Brilliant Rose	3
8	Adamancipator Researcher	1
9	Block Dragon Forbidden Cards Forbidden Cards	1
10	Ash Blossom & Joyous Spring	3
11	Maxx "C" Forbidden Cards Forbidden Cards	2
12	Nibiru, the Primal Being	3
13	Retaliating "C"	2

Spell Cards		9
1	Brilliant Fusion Limited Cards Limited Cards	1
2	Gem-Knight Fusion	1
3	Gem-Knight Dispersion	3
4	Foolish Burial Limited Cards Limited Cards	1
5	Forbidden Droplet	3
6
7
8
9
10
11
12
13

Trap Cards		4
1	Red Reboot Forbidden Cards Forbidden Cards	1
2	Infinite Impermanence	3
3
4
5
6
7
8
9
10
11
12
13

Extra Deck		15
1	Gem-Knight Phantom Quartz	2
2	I:P Masquerena	1
3	S:P Little Knight	1
4	Cross-Sheep	1
5	Apollousa, Bow of the Goddess Forbidden Cards Forbidden Cards	1
6	Gem-Knight Master Diamond Dispersion	1
7	Gem-Knight Lady Rose Diamond	1
8	Gem-Knight Aquamarine	1
9	Gem-Knight Seraphinite	1
10	Gem-Knight Zirconia	1
11	Gallant Granite	1
12	Number 41: Bagooska the Terribly Tired Tapir	1
13	Number 38: Hope Harbinger Dragon Titanic Galaxy	1
14	Baronne de Fleur Forbidden Cards Forbidden Cards	1
15

Side Deck			0

Main Deck

Monster Cards

Gem-Knight Nepyrim

LIGHT

Level 4 [ Fairy / Effect ]

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 Hollowcore

DARK

Level 7 [ Fiend / Effect ]

ATK 1950 DEF 2450

You can send 1 "Gem-Knight" Normal Monster or 1 "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, while 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 Quartz

EARTH

Level 4 [ Fairy / Effect ]

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 Sapphire

EARTH

Level 4 [ Aqua / Normal ]

ATK 0 DEF 2100

His Sapphire power commands the waters to protect him from attack. His comrades trust in his silent protection.

Gem-Armadillo

EARTH

Level 4 [ Rock / Effect ]

ATK 1700 DEF 500

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

Crystal Rose

LIGHT

Level 2 [ Rock / Effect ]

ATK 500 DEF 500

Once per turn: You can send 1 "Gem-Knight" or "Melodious" monster from your hand or Deck to the Graveyard, and if you do, this card's name becomes the sent monster's name, until the End Phase. If this card is in your Graveyard: You can banish 1 Fusion Monster from your Graveyard; Special Summon this card in Defense Position. You can only use this effect of "Crystal Rose" once per turn.

Brilliant Rose

LIGHT

Level 2 [ Rock / Effect ]

ATK 500 DEF 500

(This card is always treated as a "Gem-Knight" card.)
You can discard 1 "Gem-Knight" or "Melodious" card; Special Summon this card from your hand. You can only use this effect of "Brilliant Rose" once per turn. Once per turn: You can send 1 "Gem-Knight" or "Melodious" monster from your Extra Deck to the GY; until the End Phase, this card's name/Type/Attribute become the same as the original name/Type/Attribute of the monster sent to the GY to activate this effect.

Adamancipator Researcher

EARTH

Level 2 [ Rock / Tuner／Effect ]

ATK 100 DEF 2100

If you control a Rock monster, except "Adamancipator Researcher": You can Special Summon this card from your hand. During your Main Phase: You can excavate the top 5 cards of your Deck, and if you do, you can Special Summon 1 excavated Level 4 or lower non-Tuner Rock monster, also place the rest on the bottom of your Deck in any order. You can only use each effect of "Adamancipator Researcher" once per turn.

Forbidden Cards

Forbidden

Block Dragon

EARTH

Level 8 [ Rock / Effect ]

ATK 2500 DEF 3000

Cannot be Normal Summoned/Set. Must be Special Summoned (from your hand or GY) by banishing 3 EARTH monsters from your hand and/or GY. Rock monsters you control cannot be destroyed, except by battle. If this card is sent from the field to the GY: You can add up to 3 Rock monsters from your Deck to your hand, whose total Levels equal 8. You can only use this effect of "Block Dragon" once per turn.

Ash Blossom & Joyous Spring

FIRE

Level 3 [ Zombie / Tuner／Effect ]

ATK 0 DEF 1800

When a card or effect is activated that includes any of these effects (Quick Effect): You can discard this card; negate that effect.
●Add a card from the Deck to the hand.
●Special Summon from the Deck.
●Send a card from the Deck to the GY.
You can only use this effect of "Ash Blossom & Joyous Spring" once per turn.

Forbidden Cards

Forbidden

Maxx "C"

EARTH

Level 2 [ Insect / Effect ]

ATK 500 DEF 200

(Quick Effect): You can send this card from your hand to the GY; this turn, each time your opponent Special Summons a monster(s), immediately draw 1 card. You can only use this effect of "Maxx "C"" once per turn.

Nibiru, the Primal Being

LIGHT

Level 11 [ Rock / Effect ]

ATK 3000 DEF 600

During the Main Phase, if your opponent Normal or Special Summoned 5 or more monsters this turn (Quick Effect): You can Tribute as many face-up monsters on the field as possible, and if you do, Special Summon this card from your hand, then Special Summon 1 "Primal Being Token" (Rock/LIGHT/Level 11/ATK ?/DEF ?) to your opponent's field. (This Token's ATK/DEF become the combined original ATK/DEF of the Tributed monsters.) You can only use this effect of "Nibiru, the Primal Being" once per turn.

Retaliating "C"

EARTH

Level 4 [ Insect / Effect ]

ATK 1400 DEF 1400

When your opponent activates a Spell Card that includes an effect that Special Summons a monster(s) (Quick Effect): You can Special Summon this card from your hand. If Summoned this way, while this card is face-up on the field, any card sent to the GY is banished instead. If this card is sent from the field to the GY: You can add 1 EARTH Insect monster with 1500 or less ATK from your Deck to your hand, except "Retaliating "C"".

Spell Cards

Limited Cards

Limited

Brilliant Fusion

SPELL

Continuous

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 Fusion

SPELL

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

Gem-Knight Dispersion

SPELL

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. Up to 2 monsters from your Deck/Extra Deck can be used, if they are non-Rock "Gem-Knight" monsters and you have "Gem-Knight Fusion" in your GY.
●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.

Limited Cards

Limited

Foolish Burial

SPELL

Send 1 monster from your Deck to the GY.

Forbidden Droplet

SPELL

Quick-Play

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.

Trap Cards

Forbidden Cards

Forbidden

Red Reboot

TRAP

Counter

When your opponent activates a Trap Card: Negate the activation, and if you do, Set that card face-down, then they can Set 1 other Trap directly from their Deck. For the rest of this turn after this card resolves, your opponent cannot activate Trap Cards. You can activate this card from your hand by paying half your LP.

Infinite Impermanence

TRAP

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.

Extra Deck

Gem-Knight Phantom Quartz

EARTH

Link 2 [ Rock / Link／Effect ]

ATK 1450 DEF -

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 its materials from your GY or banishment into the Deck, but it cannot attack directly this turn. You can only use each effect of "Gem-Knight Phantom Quartz" once per turn.

I:P Masquerena

DARK

Link 2 [ Cyberse / Link／Effect ]

ATK 800 DEF -

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.

S:P Little Knight

DARK

Link 2 [ Warrior / Link／Effect ]

ATK 1600 DEF -

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.

Cross-Sheep

EARTH

Link 2 [ Beast / Link／Effect ]

ATK 700 DEF -

2 monsters with different names
If a monster is Special Summoned to a zone this card points to: You can apply the following effects, in sequence, based on the card types of the monster(s) this card points to.
●Ritual: Draw 2 cards, then discard 2 cards.
●Fusion: Special Summon 1 Level 4 or lower monster from your GY.
●Synchro: All monsters you control gain 700 ATK.
●Xyz: All monsters your opponent controls lose 700 ATK.
You can only use this effect of "Cross-Sheep" once per turn.

Forbidden Cards

Forbidden

Apollousa, Bow of the Goddess

WIND

Link 4 [ Fairy / Link／Effect ]

ATK -1 DEF -

2+ monsters with different names, except Tokens
You can only control 1 "Apollousa, Bow of the Goddess". The original ATK of this card becomes 800 x the number of Link Materials used for its Link Summon. Once per Chain, when your opponent activates a monster effect (Quick Effect): You can make this card lose exactly 800 ATK, and if you do, negate the activation.

Gem-Knight Master Diamond Dispersion

EARTH

Level 9 [ Rock / Fusion／Effect ]

ATK 3000 DEF 2600

3 "Gem-" monsters
During the Main Phase (Quick Effect): You can send this card from the field 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 for the rest of this turn, you cannot Special Summon from the Extra Deck, 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 Lady Rose Diamond

EARTH

Level 8 [ Fairy / Fusion／Effect ]

ATK 2700 DEF 2400

1 "Gem-Knight" monster + 1 Fairy monster
Once per opponent's turn, the first time a "Gem-Knight" monster(s) you control would be destroyed by card effect, it is not destroyed. During your turn, when your opponent activates a monster effect (Quick Effect): You can banish 1 "Gem-Knight" card from your GY, then target 1 face-up card your opponent controls; destroy it.

Gem-Knight Aquamarine

EARTH

Level 6 [ Aqua / Fusion／Effect ]

ATK 1400 DEF 2600

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

Gem-Knight Seraphinite

EARTH

Level 5 [ Fairy / Fusion／Effect ]

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.)

Gem-Knight Zirconia

EARTH

Level 8 [ Rock / Fusion ]

ATK 2900 DEF 2500

1 "Gem-Knight" monster + 1 Rock monster

Gallant Granite

EARTH

Rank 4 [ Rock / Xyz／Effect ]

ATK 2300 DEF 1800

2 Level 4 monsters
You can detach 1 material from this card, then activate 1 of these effects;
●Add 1 Rock monster from your Deck to your hand.
●Special Summon 1 Rock monster from your hand in face-down Defense Position.
You can only use this effect of "Gallant Granite" once per turn.

Number 41: Bagooska the Terribly Tired Tapir

EARTH

Rank 4 [ Fiend / Xyz／Effect ]

ATK 2100 DEF 2000

2 Level 4 monsters
Once per turn, during your Standby Phase, detach 1 material from this card. If you cannot, destroy it. This Attack Position card cannot be destroyed by your opponent's card effects. Your opponent cannot target this Attack Position card with card effects. While this card is in face-up Defense Position, change all face-up monsters on the field to Defense Position, also negate the activated effects of monsters that were in Defense Position when that effect was activated.

Number 38: Hope Harbinger Dragon Titanic Galaxy

LIGHT

Rank 8 [ Dragon / Xyz／Effect ]

ATK 3000 DEF 2500

2 Level 8 monsters
Once per turn, when a Spell Card or effect is activated on the field (Quick Effect): You can negate that effect, and if you do, attach that card to this card as material. When an opponent's monster declares an attack: You can detach 1 material from this card; change the attack target to this card and perform damage calculation. If another face-up Xyz Monster(s) you control is destroyed by battle or card effect: You can target 1 face-up Xyz Monster you control; it gains ATK equal to 1 of those destroyed monster's original ATK.

Forbidden Cards

Forbidden

Baronne de Fleur

WIND

Level 10 [ Warrior / Synchro／Effect ]

ATK 3000 DEF 2400

1 Tuner + 1+ non-Tuner monsters
Once per turn: You can target 1 card on the field; destroy it. Once while face-up on the field, when a card or effect is activated (Quick Effect): You can negate the activation, and if you do, destroy that card. You can only use the previous effect of "Baronne de Fleur" once per turn. Once per turn, during the Standby Phase: You can target 1 Level 9 or lower monster in your GY; return this card to the Extra Deck, and if you do, Special Summon that monster.