Decompile/ygo_monsters huggingface dataset:
Xtra HERO Infernal Devicer
2 "HERO" monsters
If this card is Link Summoned: You can reveal 1 "HERO" Fusion Monster in your Extra Deck, and if you do, add up to 2 of the Fusion Materials listed on that card, with different names, from your Deck to your hand. You cannot Special Summon monsters the turn you activate this effect, except "HERO" monsters. You can only use this effect of "Xtra HERO Infernal Devicer" once per turn. Fiend monsters this card points to gain ATK/DEF equal to its Level x 100.
Dharc the Dark Charmer
FLIP: Take control of 1 DARK monster your opponent controls, while this card remains face-up on the field.
Number 12: Crimson Shadow Armor Ninja
2 Level 5 monsters
Once per turn, during either player's turn: You can detach 1 Xyz Material from this card; this turn, face-up "Ninja" monsters you control cannot be destroyed by battle or by card effects.
Kagemucha Knight
When you Normal Summon a Level 3 monster: You can Special Summon this card from your hand. Cannot be used as Synchro Material.
Gem-Knight Lady Brilliant Diamond
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.
Dark Hunter
This card's effect changes depending on the number of DARK monsters in your Graveyard. ��� 1 or fewer: This card loses 400 ATK. ��� 2 to 4: This card gains 400 ATK. ��� 5 or more: You can send this card to the Graveyard to destroy all face-down monsters your opponent controls.
Lyrilusc - Promenade Thrush
2+ Level 1 monsters
Gains 500 ATK for each material attached to it. Once per turn: You can detach 1 material from this card, then target 1 Spell/Trap your opponent controls; shuffle it into the Deck. At the start of the Damage Step, if another monster you control battles: You can detach any number of materials from this card; that monster you control gains 300 ATK for each material detached, until the end of this turn.
Kotodama
If there are face-up monsters with the same name on the field, destroy those monsters. (If a monster is Summoned or flipped face-up that has the same name as a monster that is already face-up on the field, the new face-up monster is destroyed. If they are Summoned or flipped face-up at the same time, they are all destroyed.)
Cataclysmic Cryonic Coldo
If a face-up WIND monster(s) you control is destroyed by battle or an opponent's card effect: You can Special Summon this card from your hand, then, you can place 1 Spell/Trap from the field on top of the Deck. You can only use this effect of "Cataclysmic Cryonic Coldo" once per turn.
Fabled Krus
When this card is discarded to the Graveyard, select 1 Level 4 or lower "Fabled" monster in your Graveyard, except this card, and Special Summon it.
Batteryman Industrial Strength
This card cannot be Normal Summoned or Set. This card cannot be Special Summoned except by removing from play 2 "Batteryman" monsters from your Graveyard. Once per turn, you can remove from play 1 Thunder-Type monster from your Graveyard to destroy 1 monster and 1 Spell or Trap Card on the field.
Elemental HERO Nova Master
1 "Elemental HERO" monster + 1 FIRE monster
Must be Fusion Summoned. If this card destroys an opponent's monster by battle: Draw 1 card.
Blackwing - Decay the Ill Wind
Once per turn, during the End Phase, if this card is in the Graveyard because it was sent there this turn: Take 1000 damage. When this card is Normal or Special Summoned: You can target 1 "Blackwing" monster you control, then activate 1 of these effects;
��� Increase its Level by 1.
��� Reduce its Level by 1.
You can only use this effect of "Blackwing - Decay the Ill Wind" once per turn.
Mandragon
''This mandragora harbors the soul of a sorrowful dragon. The cursed tones of its wailing cause both fear and despair.''
Metaphys Ragnarok
If this card is Normal or Special Summoned: You can banish the top 3 cards of your Deck, and if you do, this card gains 300 ATK for each "Metaphys" card banished by this effect. When this card inflicts battle damage to your opponent: You can Special Summon 1 Level 5 or higher "Metaphys" monster from your Deck, but banish it during the End Phase of the next turn. You can only use each effect of "Metaphys Ragnarok" once per turn.
Xtra HERO Wonder Driver
2 "HERO" monsters
If a "HERO" monster is Normal or Special Summoned to your zone this card points to: Target 1 "Polymerization" Spell Card, 1 "Fusion" Spell Card, or 1 "Change" Quick-Play Spell Card in your GY; Set that target. You can only activate this effect of "Xtra HERO Wonder Driver" once per turn. If this card is destroyed by battle and sent to the GY, or if this card in your possession is destroyed by an opponent's card effect and sent to your GY: Special Summon 1 "HERO" monster from your hand.
Magikey Mechmusket - Batosbuster
You can Ritual Summon this card with "Magikey Maftea". If this card is Ritual Summoned: You can add 1 "Magikey" card from your Deck to your hand. You can only use this effect of "Magikey Mechmusket - Batosbuster" once per turn. Once per turn, when an attack is declared involving this card and an opponent's monster that has the same Attribute as a Normal Monster or "Magikey" monster in your GY: You can place any number of cards from your hand on the bottom of the Deck, and if you do, negate the effects of that opponent's monster until the end of this turn, then draw the same number of cards placed under the Deck.
Silent Paladin
When this card is Normal Summoned: You can add 1 "Silent Swordsman LV3" or "Silent Magician LV4" from your Deck to your hand. During either player's turn, when a Spell Card is activated that targets exactly 1 monster you control (and no other cards): You can negate the activation. This effect can only be used once while this card is face-up on the field. If this card is destroyed by battle, or if this card in its owner's control is destroyed by an opponent's card effect: You can target 1 LIGHT "LV" monster in your Graveyard; add it to your hand.
Nettles
If this face-up card would be destroyed, you can destroy 1 face-up Plant-Type monster you control instead.
Superheavy Samurai Monk Big Benkei
[ Pendulum Effect ] 
If you control a "Superheavy Samurai" monster: You can add 1 "Superheavy Samurai Soul" monster from your Deck to your hand. You can only use this effect of "Superheavy Samurai Monk Big Benkei" once per turn.
[ Monster Effect ] 
If you have no Spells/Traps in your GY: You can send 1 "Superheavy Samurai Big Benkei" from your hand or Deck to the GY, and if you do, Special Summon this card from your hand. If this card is used as Synchro Material and added to your Extra Deck face-up: You can place this card in your Pendulum Zone. You can only use each effect of "Superheavy Samurai Monk Big Benkei" once per turn.
Libromancer Agent
You can reveal 1 Ritual Monster in your hand: Special Summon this card from your hand. You can target 1 "Libromancer" card in your GY, except "Libromancer Agent"; add it to your hand, then if you added a Spell/Trap by this effect, place 1 card from your hand on the bottom of the Deck. You can only use each effect of "Libromancer Agent" once per turn.
Noh-P.U.N.K. Ze Amin
You can pay 600 LP; add 1 "P.U.N.K." monster from your Deck to your hand, except "Noh-P.U.N.K. Ze Amin". If this card is sent to the GY: You can target 1 "P.U.N.K." monster you control; it gains 600 ATK. You can only use each effect of "Noh-P.U.N.K. Ze Amin" once per turn.
Ancient Gear Engineer
Negate any Trap effects that target this card, and if you do, destroy that Trap Card. If this card attacks, your opponent cannot activate any Spell/Trap Cards until the end of the Damage Step. At the end of the Damage Step, if this card attacked: Target 1 Spell/Trap Card your opponent controls; destroy that target.
D/D Lamia
If this card is in your hand or Graveyard: You can send 1 "D/D" or "Dark Contract" card from your hand or face-up from your field to the Graveyard, except "D/D Lamia"; Special Summon this card, but banish it when it leaves the field. You can only use this effect of "D/D Lamia" once per turn.
Neo Space Pathfinder
You can discard this card to the Graveyard to add 1 "Neo Space" from your Deck or Graveyard to your hand.
Naturia Ladybug
When you Synchro Summon a "Naturia" Synchro Monster, you can Special Summon this card from your Graveyard. During your Main Phase, you can Tribute this card to select 1 face-up "Naturia" monster you control. It gains 1000 ATK until the End Phase.
Disc Fighter
If this card attacks a Defense Position monster with DEF 2000 or more, destroy the monster with this card's effect without applying damage calculation.
Performapal Five-Rainbow Magician
[ Pendulum Effect ] 
You cannot Pendulum Summon, except from the Extra Deck. This effect cannot be negated. Each player applies 1 of these effects based on the number of Set cards in their Spell & Trap Zones.
��� 0: All monsters they control cannot attack or activate their effects.
��� 4 or more: The ATK of all monsters they control become double their original ATK.
[ Monster Effect ] 
If either player Sets a Spell/Trap on your field while this card is in your GY (except during the Damage Step): You can place this card in your Pendulum Zone.
Red Hared Hasty Horse
If there is a column with no cards, you can Special Summon this card (from your hand) in Attack Position to your zone in that column. You can only Special Summon "Red Hared Hasty Horse" once per turn this way. If another card is placed in this card's column: Destroy this card. Once per turn: You can halve this card's original ATK for the rest of this turn, and if you do, it can attack directly this turn.
Fleur Synchron
If this card is sent to the Graveyard as a Synchro Material: You can Special Summon 1 Level 2 or lower monster from your hand.
Koa'ki Meiru Powerhand
During each of your End Phases, destroy this card unless you send 1 "Iron Core of Koa'ki Meiru" from your hand to the Graveyard or reveal 1 Normal Trap Card in your hand. If this card battles a LIGHT or DARK monster, any of that monster's effects that activate or apply on the field are negated during that Battle Phase, while this card remains on the field.
Abominable Unchained Soul
You can only Special Summon "Abominable Unchained Soul(s)" once per turn. If a card(s) you control is destroyed by battle or card effect: You can Special Summon this card from your hand. If this card is Special Summoned: You can discard 1 card; destroy 1 card on the field. Once per turn, during the End Phase, if this card is in the GY because it was destroyed on the field and sent there this turn: You can Special Summon this card, but place it on the bottom of the Deck when it leaves the field.
Battle Fader
When an opponent's monster declares a direct attack: You can Special Summon this card from your hand, then end the Battle Phase. If Summoned this way, banish it when it leaves the field.
Gogogo Gigas
While this card is in your Graveyard, if you Special Summon a "Gogogo" monster(s) (except during the Damage Step): You can Special Summon this card from your Graveyard in face-up Defense Position. You cannot conduct your Battle Phase the turn you activate this effect. You can only use the effect of "Gogogo Gigas" once per turn.
Noble Knight Gawayn
If you control a LIGHT Normal Monster, you can Special Summon this card (from your hand) in Defense Position.
Fairy Knight Ingunar
3 Level 6 monsters
Once per turn: You can detach 2 Xyz Materials from this card; return all other cards on the field to the hand. Your opponent cannot activate cards or effects in response to this effect's activation.
Dododo Bot
Cannot be Normal Summoned (but can be Normal Set). If this card attacks, it is unaffected by other card effects until the end of the Damage Step.
Batteryman C
If all "Batteryman C"(s) you control are in Attack Position, all Machine-Type monsters you control gain 500 ATK for each "Batteryman C" you control. If all "Batteryman C"(s) you control are in Defense Position, all Machine-Type monsters you control gain 500 DEF for each "Batteryman C" you control.
Gatekeeper
An indestructible mechanoid created for the sole purpose of guarding the gateways.
Barrier Statue of the Drought
No monsters can be Special Summoned, except for EARTH monsters.
Red-Eyes Black Dragon Sword
Must be Special Summoned with "The Claw of Hermos", using a Dragon monster. If this card is Special Summoned: Target 1 other face-up monster on the field; equip this card to it. It gains 1000 ATK, and 500 ATK/DEF for each Dragon monster on the field and in the GYs.
Gwenhwyfar, Queen of Noble Arms
You can target 1 "Noble Knight" monster you control; equip this card from your hand or Graveyard to that target. You can only use this effect of "Gwenhwyfar, Queen of Noble Arms" once per turn. The equipped monster gains 300 ATK. Apply the appropriate effect, depending on the Attribute of the equipped monster.
��� LIGHT: If the equipped monster would be destroyed by a card effect, you can destroy this card instead.
��� DARK: If the equipped monster battles an opponent's monster, at the start of the Damage Step: You can destroy that monster, then destroy this card.
War Rock Gactos
If an EARTH Warrior monster is Normal Summoned to your field: You can Special Summon this card from your hand. If this card is sent from your Monster Zone to your GY by an opponent's card effect: You can Special Summon 1 Level 5 or higher "War Rock" monster from your hand or Deck. You can only use this effect of "War Rock Gactos" once per turn.
The Legendary Fisherman II
This card's name becomes "The Legendary Fisherman" while on the field or in the GY. While "Umi" is on the field, this card is unaffected by other monsters' effects. If this face-up card is destroyed by battle, or leaves the field because of an opponent's card effect while its owner controls it: You can add 1 Level 7 WATER monster from your Deck to your hand.
Hop Ear Squadron
During your opponent's Main Phase (Quick Effect): You can target 1 face-up monster you control; Special Summon this card from your hand, and if you do, immediately after this effect resolves, Synchro Summon 1 Synchro Monster using only this card you control and that target. You can only use this effect of "Hop Ear Squadron" once per turn.
D/D Berfomet
Once per turn: You can target 1 "D/D" monster you control that has a Level, except "D/D Berfomet", and declare a Level from 1 to 8; it becomes that Level until the end of this turn, also you cannot Special Summon monsters for the rest of this turn, except "D/D" monsters.
Infernal Flame Emperor
This card cannot be Special Summoned. When this card is Tribute Summoned, you can remove from play up to 5 FIRE monsters in your Graveyard. Destroy a number of Spell/Trap Cards on the field equal to the number of monsters removed from play for this effect.
Ultimate Insect LV7
If this card was Special Summoned by the effect of "Ultimate Insect LV5", while it remains on the field all your opponent's monsters lose 700 ATK and DEF.
Scareclaw Belone
You can Special Summon this card (from your hand) to your Main Monster Zone, adjacent to a "Scareclaw" monster you control or in its column. You can only Special Summon "Scareclaw Belone" once per turn this way. If your "Scareclaw" monster in the Extra Monster Zone attacks a Defense Position monster, inflict piercing battle damage to your opponent.
Time Thief Regulator
If you control no other monsters: You can Tribute this card; Special Summon 2 "Time Thief" monsters with different names from your Deck in Defense Position, except "Time Thief Regulator". When an Xyz Monster you control is destroyed by battle, while this card is in your GY: You can Special Summon this card, but banish it when it leaves the field. You can only use each effect of "Time Thief Regulator" once per turn.
Geargiagear Gigant XG
3 Level 3 monsters
During either player's Battle Step, while an attack involving your Machine-Type monster is occurring: You can detach 1 Xyz Material from this card; negate the effects of all face-up cards your opponent currently controls, also your opponent cannot activate cards or effects. These effects last until the end of the Damage Step. When this face-up card leaves the field: You can target 1 other "Geargia" card in your Graveyard; add that target to your hand.
Number 9: Dyson Sphere
2 Level 9 monsters
Once per Battle Step, during your opponent's turn, if this card with Xyz Material is attacked: Negate the attack (this is a Quick Effect). When this card is targeted for an attack while it has no Xyz Materials: You can target 2 monsters in your Graveyard; attach those targets to this card as Xyz Materials. During your Main Phase 1: You can detach 1 Xyz Material from this card; this card can attack your opponent directly this turn. Your opponent must control a monster with higher ATK than this card for you to activate and to resolve this effect.
Punishment Dragon
Cannot be Normal Summoned/Set. Must be Special Summoned (from your hand) by possessing 4 or more banished "Lightsworn" monsters with different names. Once per turn (Quick Effect): You can pay 1000 LP; shuffle into the Decks, all cards in the GYs and all face-up banished cards, except "Lightsworn" monsters. Once per turn, if your "Lightsworn" monster's effect is activated: Send the top 4 cards of your Deck to the GY.
Gishki Mollusk
When this card is sent to the Graveyard by a card effect: Look at the top 3 cards of your Deck, then return them all to the top or to the bottom of the Deck, in any order.
Silent Swordsman LV3
Negate your opponent's Spell effects that target this card. During your Standby Phase: You can send this face-up card to the Graveyard; Special Summon 1 "Silent Swordsman LV5" from your hand or Deck. You cannot activate this effect the turn this card is Summoned or flipped face-up.
Advanced Crystal Beast Amethyst Cat
If "Advanced Dark" is not in a Field Zone, send this monster to the GY. Your "Advanced Crystal Beast" monsters can attack directly, but when they do so using this effect, the battle damage inflicted to your opponent is halved. If this face-up card is destroyed in a Monster Zone, you can place it face-up in your Spell & Trap Zone as a Continuous Spell, instead of sending it to the GY.
Iron Chain Dragon
1 Tuner + 1 or more non-Tuner monsters
You can remove from play all "Iron Chain" monsters from your Graveyard to have this card gain 200 ATK for each card removed, until the End Phase. When this card inflicts Battle Damage to your opponent, send the top 3 cards of your opponent's Deck to the Graveyard.
Swordsoul of Mo Ye
If this card is Normal or Special Summoned: You can reveal 1 "Swordsoul" card or 1 Wyrm monster in your hand; Special Summon 1 "Swordsoul Token" (Wyrm/Tuner/WATER/Level 4/ATK 0/DEF 0). While that Token is in the Monster Zone, the player who Summoned it cannot Special Summon monsters from the Extra Deck, except Synchro Monsters. If this card is sent to the GY as Synchro Material: You can draw 1 card. You can only use each effect of "Swordsoul of Mo Ye" once per turn.
Melffy Puppy
If your opponent Normal or Special Summons a monster(s) (except during the Damage Step), or if an opponent's monster targets this card for an attack: You can return this card to the hand, then you can Special Summon 1 Level 2 or lower Beast monster from your Deck, except "Melffy Puppy". During your End Phase: You can Special Summon this card from your hand. You can only use each effect of "Melffy Puppy" once per turn.
Cloudian - Nimbusman
This card cannot be destroyed by battle. If this card is in face-up Defense Position, destroy it. You can Tribute any number of WATER monsters for the Tribute Summon of this card. When this card is Tribute Summoned, place 1 Fog Counter on it for each WATER monster you Tributed. This card gains 500 ATK for each Fog Counter on the field.
Gimmick Puppet Egg Head
You can only use the effect of "Gimmick Puppet Egg Head" once per turn. You can discard 1 "Gimmick Puppet" monster, then activate 1 of these effects;
��� Inflict 800 damage to your opponent.
��� This card's Level becomes 8 until the End Phase.
Crystron Citree
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.
Graydle Slime
If this card is in your hand or Graveyard: You can target 2 "Graydle" cards you control; destroy them, and if you do, Special Summon this card. You can only use this effect of "Graydle Slime" once per turn. When Summoned this way: You can target 1 "Graydle" monster in your Graveyard; Special Summon that target in Defense Position.
Hard Armor
A living suit of armor that attacks enemies with a bone-jarring tackle.
Kagero the Cannon Ninja
If this card is Normal Summoned, Special Summoned, or flipped face-up: You can Special Summon 1 "Ninja" monster from your hand or GY in face-down Defense Position, except "Kagero the Cannon Ninja". When your opponent activates a card or effect that targets exactly 1 "Ninja" card or exactly 1 face-down Defense Position monster you control, while this card is in your GY (Quick Effect): You can Special Summon this card in face-down Defense Position, and if you do, return that targeted card to the hand. You can only use each effect of "Kagero the Cannon Ninja" once per turn.
Amaterasu
Cannot be Normal or Special Summoned. During either player's turn, when your opponent activates a card or effect that targets this face-down monster: You can change this card to face-up Defense Position; draw 1 card. If this card is flipped face-up: Banish all other cards on the field. Once per turn, during the End Phase, if this card was flipped face-up this turn: Return it to the hand.
Blackwing - Gale the Whirlwind
If you control a "Blackwing" monster other than "Blackwing - Gale the Whirlwind", you can Special Summon this card (from your hand). Once per turn: You can target 1 face-up monster your opponent controls; that target's ATK and DEF become half its current ATK and DEF.
Genex Ally Changer
Once per turn, you can select 1 face-up monster on the field and declare 1 Attribute. The selected monster's Attribute becomes the declared Attribute until the End Phase.
Melffy Rabby
''Rabby's up on that favorite stump again, looking all around the forest at all the fluffy friends! Do you like exploring, too? Good! Let's go find more Melffy friends with Rabby!''
Duza the Meteor Cubic Vessel
If this card is Normal or Special Summoned: You can send 1 "Cubic" card from your Deck to the Graveyard. Once per turn, during either player's turn, if a monster was sent to your Graveyard this turn while this card was face-up on the field: You can make this card gain 200 ATK for each monster with a different name in your Graveyard, until the end of this turn.
Xyz Armor Fortress
2 Level 5 monsters
Once per turn, you can also Xyz Summon "Xyz Armor Fortress" by using 1 Rank 3 or 4 Xyz Monster you control. (Transfer its materials to this card.) Cannot be used as material for an Xyz Summon while it has material. Once per turn: You can detach up to 2 materials from this card; add "Armored Xyz" cards with different names from your Deck to your hand, equal to the number detached. If a monster equipped with this card battles a monster, any battle damage it inflicts to your opponent is doubled.
Chronomaly Cabrera Trebuchet
Once per turn: You can Tribute 1 other "Chronomaly" monster, then target 1 face-up monster your opponent controls; its ATK becomes 0 until the End Phase.