Created by: YGO Mod (20517634)

Created On: 04/26/2026

The Unsealed Forbidden Door

Need 25 UR

UR Rarity
B.E.S. Big Core MK-31 card
 Rarity
B.E.S. Derringer Core1 card
UR Rarity
Gizmek Orochi, the Serpentron Sky Slasher1 card
UR Rarity
Machina Fortress1 card
 Rarity
Machina Possesstorage1 card
 Rarity
Machina Ruinforce2 card
 Rarity
Orbital Hydralander1 card
 Rarity
Super B.E.S. Metal Slave1 card
 Rarity
Therion "King" Regulus1 card
 Rarity
Destiny HERO - Destroyer Phoenix Enforcer1 card
 Rarity
Destiny HERO - Dusktopia1 card
UR Rarity
Ultimate Crystal Rainbow Dragon Overdrive1 card
UR Rarity
Knightmare Unicorn1 card
UR Rarity
Effect Veiler3 card
 Rarity
Galaxy Photon Dragon1 card
 Rarity
Number C9: Chaos Dyson Sphere1 card
UR Rarity
Forbidden Droplet3 card
UR Rarity
Mystical Space Typhoon3 card

Main: 25 Extra: 9

UR Rarity
B.E.S. Big Core MK-3
UR Rarity
B.E.S. Big Core MK-3
B.E.S. Big Core MK-3
LIGHT 8
B.E.S. Big Core MK-3
  • ATK:

  • 2700

  • DEF:

  • 1900


If your opponent controls a monster and you control no monsters, you can Special Summon this card (from your hand) in Defense Position. If this card is Normal or Special Summoned: Place 3 counters on this card. Cannot be destroyed by battle. At the end of the Damage Step, if this card battled: Remove 1 counter from this card. If you cannot, destroy it. You can banish this card from your Graveyard; shuffle all "B.E.S." monsters from your Graveyard into the Deck.


 Rarity
B.E.S. Derringer Core
 Rarity
B.E.S. Derringer Core
B.E.S. Derringer Core
LIGHT 10
B.E.S. Derringer Core
  • ATK:

  • 1900

  • DEF:

  • 3000


You can reveal 1 other "B.E.S." monster in your hand; Special Summon this card from your hand, then place 3 counters on this card. During the Main Phase (Quick Effect): You can remove 1 counter from this card and activate 1 of these effects; ● Add 1 "Boss Rush" or 1 Spell/Trap that mentions it, from your Deck to your hand. ● Special Summon 1 Level 9 or lower "B.E.S." monster from your GY. You can only use each effect of "B.E.S. Derringer Core" once per turn.


UR Rarity
Gizmek Orochi, the Serpentron Sky Slasher
UR Rarity
Gizmek Orochi, the Serpentron Sky Slasher
Gizmek Orochi, the Serpentron Sky Slasher
DARK 8
Gizmek Orochi, the Serpentron Sky Slasher
  • ATK:

  • 2450

  • DEF:

  • 2450


If this card is in your hand or GY (Quick Effect): You can banish 8 cards from the top of your Deck face-down; Special Summon this card. You can banish 3 cards from your Extra Deck face-down, then target 1 face-up monster on the field; destroy it. You can only use 1 "Gizmek Orochi, the Serpentron Sky Slasher" effect per turn, and only once that turn.


SR Rarity
Jizukiru, the Star Destroying Kaiju
SR Rarity
Jizukiru, the Star Destroying Kaiju
Jizukiru, the Star Destroying Kaiju
LIGHT 10
Jizukiru, the Star Destroying Kaiju
  • ATK:

  • 3300

  • DEF:

  • 2600


You can Special Summon this card (from your hand) to your opponent's field in Attack Position, by Tributing 1 monster they control. If your opponent controls a "Kaiju" monster, you can Special Summon this card (from your hand) in Attack Position. You can only control 1 "Kaiju" monster. When a card or effect is activated that targets exactly 1 card (and no other cards) (Quick Effect): You can remove 3 Kaiju Counters from anywhere on the field; negate that effect, and if you do, you can destroy 1 card on the field.


SR Rarity
Jizukiru, the Star Destroying Kaiju
SR Rarity
Jizukiru, the Star Destroying Kaiju
Jizukiru, the Star Destroying Kaiju
LIGHT 10
Jizukiru, the Star Destroying Kaiju
  • ATK:

  • 3300

  • DEF:

  • 2600


You can Special Summon this card (from your hand) to your opponent's field in Attack Position, by Tributing 1 monster they control. If your opponent controls a "Kaiju" monster, you can Special Summon this card (from your hand) in Attack Position. You can only control 1 "Kaiju" monster. When a card or effect is activated that targets exactly 1 card (and no other cards) (Quick Effect): You can remove 3 Kaiju Counters from anywhere on the field; negate that effect, and if you do, you can destroy 1 card on the field.


SR Rarity
Kiteroid
SR Rarity
Kiteroid
Kiteroid
WIND 1
Kiteroid
  • ATK:

  • 200

  • DEF:

  • 400


During damage calculation, if your opponent's monster attacks directly (Quick Effect): You can discard this card; you take no battle damage from that battle. During damage calculation, if your opponent's monster attacks directly (Quick Effect): You can banish this card from your Graveyard; you take no battle damage from that battle.


SR Rarity
Machina Citadel
SR Rarity
Machina Citadel
Machina Citadel
EARTH 10
Machina Citadel
  • ATK:

  • 3000

  • DEF:

  • 2500


Cannot be Normal Summoned/Set. Must be Special Summoned by a card effect. (Quick Effect): You can target 1 Machine monster you control; destroy that Machine monster and all monsters your opponent controls with ATK less than or equal to it. If a face-up EARTH Machine monster(s) you control, except "Machina Citadel", is destroyed by battle or card effect while this card is in your GY: You can Special Summon this card. You can only use each effect of "Machina Citadel" once per turn.


UR Rarity
Machina Fortress
UR Rarity
Machina Fortress
Machina Fortress
EARTH 7
Machina Fortress
  • ATK:

  • 2500

  • DEF:

  • 1600


You can discard Machine monster(s) whose total Levels equal 8 or more, then Special Summon this card (from your hand or GY). If this card is destroyed by battle and sent to the GY: Target 1 card your opponent controls; destroy that target. Before resolving an opponent's monster effect that targets this face-up card, look at your opponent's hand and discard 1 card from their hand.


 Rarity
Machina Possesstorage
 Rarity
Machina Possesstorage
Machina Possesstorage
DARK 4
Machina Possesstorage
  • ATK:

  • 1600

  • DEF:

  • 1500


If this card is Normal or Special Summoned: You can target 1 "Machina" monster in your GY, except "Machina Possesstorage"; Special Summon it in Defense Position, but it cannot activate its effects this turn. You can target 1 other "Machina" monster you control and 1 Spell/Trap your opponent controls; return them to the hand. You can only use each effect of "Machina Possesstorage" once per turn.


 Rarity
Machina Ruinforce
 Rarity
Machina Ruinforce
Machina Ruinforce
DARK 10
Machina Ruinforce
  • ATK:

  • 4600

  • DEF:

  • 4100


Cannot be Normal Summoned/Set. Must be Special Summoned (from your GY) by banishing Machine monsters from your GY whose total Levels equal 12 or more. When your opponent activates a card or effect during the Battle Phase (Quick Effect): You can pay half your LP; negate that activation, and if you do, halve your opponent's LP. If this card is destroyed by battle or card effect: You can Special Summon up to 3 of your banished "Machina" monsters, whose total Levels equal 12 or less. You can only use each effect of "Machina Ruinforce" once per turn.


 Rarity
Machina Ruinforce
 Rarity
Machina Ruinforce
Machina Ruinforce
DARK 10
Machina Ruinforce
  • ATK:

  • 4600

  • DEF:

  • 4100


Cannot be Normal Summoned/Set. Must be Special Summoned (from your GY) by banishing Machine monsters from your GY whose total Levels equal 12 or more. When your opponent activates a card or effect during the Battle Phase (Quick Effect): You can pay half your LP; negate that activation, and if you do, halve your opponent's LP. If this card is destroyed by battle or card effect: You can Special Summon up to 3 of your banished "Machina" monsters, whose total Levels equal 12 or less. You can only use each effect of "Machina Ruinforce" once per turn.


 Rarity
Orbital Hydralander
 Rarity
Orbital Hydralander
Orbital Hydralander
DARK 8
Orbital Hydralander
  • ATK:

  • 3000

  • DEF:

  • 1500


Cannot be Normal Summoned/Set. Must be Special Summoned (from your hand) by having 5 or more monsters in your GY, and no monsters in your GY with the same name. Once per turn (Quick Effect): You can send the top 3 cards of your Deck to the GY; destroy 1 card on the field. You must have at least 2 monsters in your GY, and no monsters in your GY with the same name, to activate and to resolve this effect.


 Rarity
Super B.E.S. Metal Slave
 Rarity
Super B.E.S. Metal Slave
Super B.E.S. Metal Slave
DARK 11
Super B.E.S. Metal Slave
  • ATK:

  • 3100

  • DEF:

  • 3100


You can send up to 5 Level 10 or lower "B.E.S." monsters with different names from your hand and/or Deck to the GY; Special Summon this card from your hand, then place counters on this card equal to the number sent to the GY to activate this effect. You can only use this effect of "Super B.E.S. Metal Slave" once per turn. Once per Chain (Quick Effect): You can remove 1 counter from this card, then target 2 face-up cards on the field, including 1 "B.E.S." monster you control; destroy them.


 Rarity
Therion "King" Regulus
 Rarity
Therion "King" Regulus
Therion "King" Regulus
EARTH 8
Therion "King" Regulus
  • ATK:

  • 2800

  • DEF:

  • 1600


You can only use each of the following effects of "Therion "King" Regulus" once per turn. ● You can target 1 "Therion" monster or 1 Machine monster in your GY; Special Summon this card from your hand, and if you do, equip that monster to this card. ● When your opponent activates a card or effect (Quick Effect): You can send 1 "Therion" Monster Card from your hand or face-up field to the GY; negate that effect. A "Therion" monster equipped with this card gains 700 ATK, also it can activate the 2nd effect listed above as if it were "Therion "King" Regulus".


UR Rarity
Effect Veiler
UR Rarity
Effect Veiler
Effect Veiler
LIGHT 1
Effect Veiler
  • ATK:

  • 0

  • DEF:

  • 0


During your opponent's Main Phase (Quick Effect): You can send this card from your hand to the GY, then target 1 Effect Monster your opponent controls; negate the effects of that face-up monster your opponent controls, until the end of this turn.


UR Rarity
Effect Veiler
UR Rarity
Effect Veiler
Effect Veiler
LIGHT 1
Effect Veiler
  • ATK:

  • 0

  • DEF:

  • 0


During your opponent's Main Phase (Quick Effect): You can send this card from your hand to the GY, then target 1 Effect Monster your opponent controls; negate the effects of that face-up monster your opponent controls, until the end of this turn.


UR Rarity
Effect Veiler
UR Rarity
Effect Veiler
Effect Veiler
LIGHT 1
Effect Veiler
  • ATK:

  • 0

  • DEF:

  • 0


During your opponent's Main Phase (Quick Effect): You can send this card from your hand to the GY, then target 1 Effect Monster your opponent controls; negate the effects of that face-up monster your opponent controls, until the end of this turn.


SR Rarity
Machina Gearframe
SR Rarity
Machina Gearframe
Machina Gearframe
EARTH 4
Machina Gearframe
  • ATK:

  • 1800

  • DEF:

  • 0


When this card is Normal Summoned: You can add 1 "Machina" monster from your Deck to your hand, except "Machina Gearframe". Once per turn, you can either: Target 1 Machine monster you control; equip this card to that target, OR: Unequip this card and Special Summon it. If the equipped monster would be destroyed by battle or card effect, destroy this card instead.


SR Rarity
Machina Gearframe
SR Rarity
Machina Gearframe
Machina Gearframe
EARTH 4
Machina Gearframe
  • ATK:

  • 1800

  • DEF:

  • 0


When this card is Normal Summoned: You can add 1 "Machina" monster from your Deck to your hand, except "Machina Gearframe". Once per turn, you can either: Target 1 Machine monster you control; equip this card to that target, OR: Unequip this card and Special Summon it. If the equipped monster would be destroyed by battle or card effect, destroy this card instead.


UR Rarity
Forbidden Droplet
UR Rarity
Forbidden 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
    Forbidden Droplet
    UR Rarity
    Forbidden 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
      Forbidden Droplet
      UR Rarity
      Forbidden 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
        Mystical Space Typhoon
        UR Rarity
        Mystical Space Typhoon
        Mystical Space Typhoon
        Spell Quick
        Mystical Space Typhoon

          Target 1 Spell/Trap on the field; destroy that target.


          UR Rarity
          Mystical Space Typhoon
          UR Rarity
          Mystical Space Typhoon
          Mystical Space Typhoon
          Spell Quick
          Mystical Space Typhoon

            Target 1 Spell/Trap on the field; destroy that target.


            UR Rarity
            Mystical Space Typhoon
            UR Rarity
            Mystical Space Typhoon
            Mystical Space Typhoon
            Spell Quick
            Mystical Space Typhoon

              Target 1 Spell/Trap on the field; destroy that target.


               Rarity
              Destiny HERO - Destroyer Phoenix Enforcer
               Rarity
              Destiny HERO - Destroyer Phoenix Enforcer
              Destiny HERO - Destroyer Phoenix Enforcer
              DARK 8
              Destiny HERO - Destroyer Phoenix Enforcer
              • ATK:

              • 2500

              • DEF:

              • 2100


              1 Level 6 or higher "HERO" monster + 1 "Destiny HERO" monster Monsters your opponent controls lose 200 ATK for each "HERO" card in your GY. You can only use each of the following effects of "Destiny HERO - Destroyer Phoenix Enforcer" once per turn. (Quick Effect): You can destroy both 1 card you control and 1 card on the field. If this card is destroyed by battle or card effect: You can activate this effect; Special Summon 1 "Destiny HERO" monster from your GY during the Standby Phase of the next turn.


               Rarity
              Destiny HERO - Dusktopia
               Rarity
              Destiny HERO - Dusktopia
              Destiny HERO - Dusktopia
              DARK 10
              Destiny HERO - Dusktopia
              • ATK:

              • 3000

              • DEF:

              • 3000


              1 "Destiny HERO" Fusion Monster + 1 "Destiny HERO" monster If this card is Fusion Summoned: You can Fusion Summon 1 Fusion Monster from your Extra Deck, using monsters from your hand or field as Fusion Material. Once per turn (Quick Effect): You can target 1 monster on the field; make it unable to be destroyed by battle or card effects, and if you do, neither player takes any battle damage from attacks involving that monster (these effects last until the end of this turn).


              UR Rarity
              Ultimate Crystal Rainbow Dragon Overdrive
              UR Rarity
              Ultimate Crystal Rainbow Dragon Overdrive
              Ultimate Crystal Rainbow Dragon Overdrive
              LIGHT 12
              Ultimate Crystal Rainbow Dragon Overdrive
              • ATK:

              • 4000

              • DEF:

              • 0


              1 "Ultimate Crystal" monster + 7 "Crystal Beast" monsters Must be Special Summoned (from your Extra Deck) during a Duel you Special Summoned an "Ultimate Crystal" monster, by banishing the above monsters from your field and/or GY. While 7 or more of your "Crystal Beast" monsters with different names are banished, this card gains 7000 ATK. If this card has not battled this turn (Quick Effect): You can Tribute this card; shuffle as many cards on the field as possible into the Deck, and if you do, Special Summon any number of your banished "Crystal Beast" monsters.


              SR Rarity
              Knightmare Phoenix
              SR Rarity
              Knightmare Phoenix
              Knightmare Phoenix
              FIRE
              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.


              UR Rarity
              Knightmare Unicorn
              UR Rarity
              Knightmare Unicorn
              Knightmare Unicorn
              DARK
              Knightmare Unicorn
              • ATK:

              • 2200

              • LINK-3

              Link Arrow:

              Left

              Right

              Bottom


              2+ monsters with different names If this card is Link Summoned: You can discard 1 card, then target 1 card on the field; shuffle it into the Deck, 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 Unicorn" once per turn. While any co-linked "Knightmare" monsters are on the field, for your normal draw in your Draw Phase, draw 1 card for each different card name among those co-linked "Knightmare" monsters, instead of drawing just 1 card.


              SR Rarity
              Underworld Goddess of the Closed World
              SR Rarity
              Underworld Goddess of the Closed World
              Underworld Goddess of the Closed World
              LIGHT
              Underworld Goddess of the Closed World
              • ATK:

              • 3000

              • LINK-5

              Link Arrow:

              Top

              Top-Right

              Right

              Bottom

              Bottom-Right


              4+ Effect Monsters You can also use 1 monster your opponent controls as material to Link Summon this card. If this card is Link Summoned: You can negate the effects of all face-up monsters your opponent currently controls. This Link Summoned card is unaffected by your opponent's activated effects, unless they target this card. Once per turn, when your opponent activates a card or effect that Special Summons a monster(s) from the GY (Quick Effect): You can negate the activation.


              R Rarity
              Shiranui Swordsaga
              R Rarity
              Shiranui Swordsaga
              Shiranui Swordsaga
              FIRE 5
              Shiranui Swordsaga
              • ATK:

              • 1900

              • DEF:

              • 0


              1 Tuner + 1+ non-Tuner monsters You can only Special Summon "Shiranui Swordsaga(s)" once per turn. If this card is Special Summoned: You can target 1 monster on the field; change its battle position. If this card is banished: You can Special Summon 1 "Shiranui Token" (Zombie/FIRE/Level 1/ATK 0/DEF 0). You can only use this effect of "Shiranui Swordsaga" once per turn.


               Rarity
              Galaxy Photon Dragon
               Rarity
              Galaxy Photon Dragon
              Galaxy Photon Dragon
              LIGHT
              Galaxy Photon Dragon
              • ATK:

              • 2000

              • DEF:

              • 0


              2 Level 4 monsters Other LIGHT monsters you control gain 500 ATK. You can only use each of the following effects of "Galaxy Photon Dragon" once per turn. You can detach 1 material from this card; either add 1 "Photon" or "Galaxy" card from your Deck to your hand, or send it to the GY. If a LIGHT monster(s) is Special Summoned to your field (except during the Damage Step): You can target 1 of those monsters; its Level becomes 4 or 8 until the end of this turn.


               Rarity
              Number C9: Chaos Dyson Sphere
               Rarity
              Number C9: Chaos Dyson Sphere
              Number C9: Chaos Dyson Sphere
              LIGHT
              Number C9: Chaos Dyson Sphere
              • ATK:

              • 3600

              • DEF:

              • 3200


              3 Level 10 monsters At the start of the Damage Step, if this card battles an opponent's monster: You can attach that monster to this card as a face-up Xyz Material. Once per turn: You can inflict 300 damage to your opponent for each Xyz Material attached to this card. If this card has "Number 9: Dyson Sphere" as an Xyz Material, it gains this effect. ● Once per turn: You can detach any number of Xyz Materials from this card; inflict 800 damage to your opponent for each.




              https://metaduelist.com/
              Top