Created by: YGO Mod (20517634)

Created On: 09/23/2025

Need 31 UR

UR Rarity
Gem-Knight Nepyrim3 card
UR Rarity
El Shaddoll Construct1 card
UR Rarity
Gem-Knight Lady Brilliant Diamond1 card
UR Rarity
Gem-Knight Lady Rose Diamond1 card
UR Rarity
Gem-Knight Master Diamond1 card
UR Rarity
I:P Masquerena1 card
UR Rarity
S:P Little Knight1 card
UR Rarity
Brilliant Fusion1 card
UR Rarity
Forbidden Droplet3 card
UR Rarity
Gem-Knight Dispersion3 card
UR Rarity
Harpie's Feather Duster1 card
UR Rarity
Heavy Storm1 card
UR Rarity
Lightning Storm2 card
UR Rarity
Sales Ban2 card
UR Rarity
Snatch Steal2 card
UR Rarity
Super Polymerization3 card
UR Rarity
Triple Tactics Talent1 card
UR Rarity
Triple Tactics Thrust3 card

Main: 40 Extra: 13

N Rarity
2 cardGem-Armadillo
N Rarity
2 cardGem-Armadillo
Gem-Armadillo
EARTH 4
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.


SR Rarity
2 cardGem-Knight Hollowcore
SR Rarity
2 cardGem-Knight Hollowcore
Gem-Knight Hollowcore
DARK 7
Gem-Knight Hollowcore
  • 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.


UR Rarity
3 cardGem-Knight Nepyrim
UR Rarity
3 cardGem-Knight Nepyrim
Gem-Knight Nepyrim
LIGHT 4
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.


SR Rarity
3 cardGem-Knight Quartz
SR Rarity
3 cardGem-Knight Quartz
Gem-Knight Quartz
EARTH 4
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.


N Rarity
1 cardNehshaddoll Genius
N Rarity
1 cardNehshaddoll Genius
Nehshaddoll Genius
EARTH 4
Nehshaddoll Genius
  • ATK:

  • 1800

  • DEF:

  • 1000


FLIP: You can target 1 "Shaddoll" monster you control; that face-up monster is unaffected by monster effects this turn, except its own. If this card is sent to the GY by card effect: You can target 1 Effect Monster on the field; neither player can activate that target's effects on the field this turn. You can only use 1 "Nehshaddoll Genius" effect per turn, and only once that turn.


R Rarity
1 cardShaddoll Dragon
R Rarity
1 cardShaddoll Dragon
Shaddoll Dragon
DARK 4
Shaddoll Dragon
  • ATK:

  • 1900

  • DEF:

  • 0


FLIP: You can target 1 card your opponent controls; return it to the hand. If this card is sent to the GY by a card effect: You can target 1 Spell/Trap on the field; destroy it. You can only use 1 "Shaddoll Dragon" effect per turn, and only once that turn.


N Rarity
1 cardAbsorb Fusion
N Rarity
1 cardAbsorb Fusion
Absorb Fusion
Spell Normal
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.


    UR Rarity
    1 cardBrilliant Fusion
    UR Rarity
    1 cardBrilliant Fusion
    Brilliant Fusion
    Spell Continuous
    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.


      UR Rarity
      3 cardForbidden Droplet
      UR Rarity
      3 cardForbidden Droplet
      Forbidden Droplet
      Spell Quick
      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.




        Tag(s):

        UR Rarity
        3 cardGem-Knight Dispersion
        UR Rarity
        3 cardGem-Knight Dispersion
        Gem-Knight Dispersion
        Spell Normal
        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. 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.


          SR Rarity
          1 cardGem-Knight Fusion
          SR Rarity
          1 cardGem-Knight Fusion
          Gem-Knight Fusion
          Spell Normal
          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.


            UR Rarity
            1 cardHarpie's Feather Duster
            UR Rarity
            1 cardHarpie's Feather Duster
            Harpie's Feather Duster
            Spell Normal
            Harpie's Feather Duster

              Destroy all Spell and Trap Cards your opponent controls.




              Tag(s):

              UR Rarity
              1 cardHeavy Storm
              UR Rarity
              1 cardHeavy Storm
              Heavy Storm
              Spell Normal
              Heavy Storm

                Destroy all Spell and Trap Cards on the field.


                UR Rarity
                2 cardLightning Storm
                UR Rarity
                2 cardLightning Storm
                Lightning Storm
                Spell Normal
                Lightning Storm

                  If you control no face-up cards: Activate 1 of these effects; ● Destroy all Attack Position monsters your opponent controls. ● Destroy all Spells and Traps your opponent controls. You can only activate 1 "Lightning Storm" per turn.




                  Tag(s):

                  UR Rarity
                  2 cardSales Ban
                  UR Rarity
                  2 cardSales Ban
                  Sales Ban
                  Spell Normal
                  Sales Ban

                    Declare 1 card name; for the rest of this turn, your opponent cannot activate cards, or the effects of cards, with the same original name as that declared card. The same restrictions apply to you, but for the rest of this Duel instead of just this turn. You can only activate 1 "Sales Ban" per turn.


                    SR Rarity
                    1 cardScatter Fusion
                    SR Rarity
                    1 cardScatter Fusion
                    Scatter Fusion
                    Spell Continuous
                    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.


                      SR Rarity
                      3 cardShaddoll Fusion
                      SR Rarity
                      3 cardShaddoll Fusion
                      Shaddoll Fusion
                      Spell Normal
                      Shaddoll Fusion

                        Fusion Summon 1 "Shaddoll" Fusion Monster from your Extra Deck, using monsters from your hand or field as Fusion Material. If your opponent controls a monster that was Special Summoned from the Extra Deck, you can also use monsters in your Deck as Fusion Material. You can only activate 1 "Shaddoll Fusion" per turn.


                        UR Rarity
                        2 cardSnatch Steal
                        UR Rarity
                        2 cardSnatch Steal
                        Snatch Steal
                        Spell Equip
                        Snatch Steal

                          Equip only to a monster your opponent controls. Take control of the equipped monster. During each of your opponent's Standby Phases: They gain 1000 Life Points.


                          UR Rarity
                          3 cardSuper Polymerization
                          UR Rarity
                          3 cardSuper Polymerization
                          Super Polymerization
                          Spell Quick
                          Super Polymerization

                            Discard 1 card; Fusion Summon 1 Fusion Monster from your Extra Deck, using monsters from either field as Fusion Material. Neither player can activate cards or effects in response to this card's activation.




                            Tag(s):

                            UR Rarity
                            1 cardTriple Tactics Talent
                            UR Rarity
                            1 cardTriple Tactics Talent
                            Triple Tactics Talent
                            Spell Normal
                            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.




                              Tag(s):

                              UR Rarity
                              3 cardTriple Tactics Thrust
                              UR Rarity
                              3 cardTriple Tactics Thrust
                              Triple Tactics Thrust
                              Spell Normal
                              Triple Tactics Thrust

                                If your opponent has activated a monster effect during this turn: Set 1 Normal Spell/Trap directly from your Deck, except "Triple Tactics Thrust", or if your opponent controls a monster, you can add it to your hand instead. That Set card cannot be activated this turn. You can only activate 1 "Triple Tactics Thrust" per turn.


                                UR Rarity
                                1 cardEl Shaddoll Construct
                                UR Rarity
                                1 cardEl Shaddoll Construct
                                El Shaddoll Construct
                                LIGHT 8
                                El Shaddoll Construct
                                • ATK:

                                • 2800

                                • DEF:

                                • 2500


                                1 "Shaddoll" monster + 1 LIGHT monster Must first be Fusion Summoned. If this card is Special Summoned: You can send 1 "Shaddoll" card from your Deck to the GY. At the start of the Damage Step, if this card battles a Special Summoned monster: Destroy that monster. If this card is sent to the GY: You can target 1 "Shaddoll" Spell/Trap in your GY; add it to your hand.


                                SR Rarity
                                1 cardGem-Knight Aquamarine
                                SR Rarity
                                1 cardGem-Knight Aquamarine
                                Gem-Knight Aquamarine
                                EARTH 6
                                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.


                                UR Rarity
                                1 cardGem-Knight Lady Brilliant Diamond
                                UR Rarity
                                1 cardGem-Knight Lady Brilliant Diamond
                                Gem-Knight Lady Brilliant Diamond
                                EARTH 10
                                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.


                                UR Rarity
                                1 cardGem-Knight Lady Rose Diamond
                                UR Rarity
                                1 cardGem-Knight Lady Rose Diamond
                                Gem-Knight Lady Rose Diamond
                                EARTH 8
                                Gem-Knight Lady Rose Diamond
                                • 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.


                                UR Rarity
                                1 cardGem-Knight Master Diamond
                                UR Rarity
                                1 cardGem-Knight Master Diamond
                                Gem-Knight Master Diamond
                                EARTH 9
                                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.


                                SR Rarity
                                1 cardGem-Knight Ruby
                                SR Rarity
                                1 cardGem-Knight Ruby
                                Gem-Knight Ruby
                                EARTH 6
                                Gem-Knight Ruby
                                • ATK:

                                • 2500

                                • DEF:

                                • 1300


                                "Gem-Knight Garnet" + 1 "Gem-Knight" monster Must first be Fusion Summoned with the above Fusion Material Monsters. Once per turn: You can Tribute 1 face-up "Gem-" monster; this card gains ATK equal to the Tributed monster's ATK on the field, until the End Phase. If this card attacks a Defense Position monster, inflict piercing Battle Damage to your opponent.


                                SR Rarity
                                1 cardGem-Knight Seraphinite
                                SR Rarity
                                1 cardGem-Knight Seraphinite
                                Gem-Knight Seraphinite
                                EARTH 5
                                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.)


                                SR Rarity
                                1 cardGem-Knight Topaz
                                SR Rarity
                                1 cardGem-Knight Topaz
                                Gem-Knight Topaz
                                EARTH 6
                                Gem-Knight Topaz
                                • ATK:

                                • 1800

                                • DEF:

                                • 1800


                                "Gem-Knight Tourmaline" + 1 "Gem-Knight" monster Must first be Fusion Summoned with the above Fusion Material Monsters. This card can attack twice during each Battle Phase. When this card destroys a monster by battle and sends it to the Graveyard: Inflict damage to your opponent equal to the ATK of the destroyed monster in the Graveyard.


                                SR Rarity
                                1 cardMudragon of the Swamp
                                SR Rarity
                                1 cardMudragon of the Swamp
                                Mudragon of the Swamp
                                WATER 4
                                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.


                                SR Rarity
                                2 cardGem-Knight Phantom Quartz
                                SR Rarity
                                2 cardGem-Knight Phantom Quartz
                                Gem-Knight Phantom Quartz
                                EARTH
                                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.


                                UR Rarity
                                1 cardI:P Masquerena
                                UR Rarity
                                1 cardI:P Masquerena
                                I:P Masquerena
                                DARK
                                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.


                                UR Rarity
                                1 cardS:P Little Knight
                                UR Rarity
                                1 cardS:P Little Knight
                                S:P Little Knight
                                DARK
                                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.




                                More Master Duel Info

                                Gem-Knights Breakdown

                                 

                                 

                                 

                                 

                                 

                                 

                                 

                                 

                                 

                                 

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