EARTH 1

When your opponent activates a card or effect (Quick Effect): You can send this card from your hand or field to the GY, then target 1 "Subterror" monster you control; negate the activation, then change the targeted monster to face-down Defense Position. You can target 1 face-up monster you control; change it to face-down Defense Position, and if you do, Special Summon 1 "Subterror" monster from your hand or GY, in face-up or face-down Defense Position. You can only use each effect of "Subterror Fiendess" once per turn.

EARTH 1

When your opponent activates a card or effect (Quick Effect): You can send this card from your hand or field to the GY, then target 1 "Subterror" monster you control; negate the activation, then change the targeted monster to face-down Defense Position. You can target 1 face-up monster you control; change it to face-down Defense Position, and if you do, Special Summon 1 "Subterror" monster from your hand or GY, in face-up or face-down Defense Position. You can only use each effect of "Subterror Fiendess" once per turn.

EARTH 1

When your opponent activates a card or effect (Quick Effect): You can send this card from your hand or field to the GY, then target 1 "Subterror" monster you control; negate the activation, then change the targeted monster to face-down Defense Position. You can target 1 face-up monster you control; change it to face-down Defense Position, and if you do, Special Summon 1 "Subterror" monster from your hand or GY, in face-up or face-down Defense Position. You can only use each effect of "Subterror Fiendess" once per turn.

EARTH 3

At the start of the Damage Step, if this card attacks an opponent's face-down Defense Position monster, and you control another "Subterror" monster: You can shuffle that opponent's monster into the Deck. If this card on the field is destroyed by battle or card effect and sent to the GY: You can Special Summon 1 "Subterror" monster from your Deck in face-up or face-down Defense Position. You can only use each effect of "Subterror Nemesis Archer" once per turn.

EARTH 4

During either player's turn: You can send 1 "Subterror" monster from your Deck to the Graveyard; Tribute this card and at least 1 other monster so the total original Levels Tributed equal or exceed the Level of that "Subterror" monster in the Graveyard, and if you do, Special Summon that monster in face-up or face-down Defense Position. If a "Subterror Behemoth" monster is flipped face-up while this card is in your Graveyard: You can Special Summon this card. You can only use each effect of "Subterror Nemesis Warrior" once per turn.

EARTH 7

FLIP: You can target 1 monster your opponent controls; banish it. You can only use this effect of "Subterror Behemoth Umastryx" once per turn. When a face-up monster you control is flipped face-down, if you control no face-up monsters: You can Special Summon this card from your hand in Defense Position. Once per turn: You can change this card to face-down Defense Position.

EARTH 4

FLIP: You can add 1 "Subterror" card from your Deck to your hand, except "Subterror Guru". You can target 1 other face-up monster on the field; change that monster, also this card, to face-down Defense Position. This is a Quick Effect if you control another "Subterror" card. You can only use each effect of "Subterror Guru" once per turn.

EARTH 4

FLIP: You can add 1 "Subterror" card from your Deck to your hand, except "Subterror Guru". You can target 1 other face-up monster on the field; change that monster, also this card, to face-down Defense Position. This is a Quick Effect if you control another "Subterror" card. You can only use each effect of "Subterror Guru" once per turn.

EARTH 4

FLIP: You can add 1 "Subterror" card from your Deck to your hand, except "Subterror Guru". You can target 1 other face-up monster on the field; change that monster, also this card, to face-down Defense Position. This is a Quick Effect if you control another "Subterror" card. You can only use each effect of "Subterror Guru" once per turn.

LIGHT 1

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.

LIGHT 1

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.

Spell Quick

Target 1 face-up monster on the field; change that target to face-down Defense Position.

Spell Quick

Target 1 face-up monster on the field; change that target to face-down Defense Position.

Spell Quick

Target 1 face-up monster on the field; change that target to face-down Defense Position.

Spell Normal

Excavate the top 3 cards of your Deck, add 1 of them to your hand, also, after that, shuffle the rest back into your Deck. You can only activate 1 "Pot of Duality" per turn. You cannot Special Summon during the turn you activate this card.

Spell Quick

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.

Spell Field

When this card is activated: You can add 1 "Subterror" monster from your Deck to your hand. Once per turn: You can change 1 face-down Defense Position "Subterror" monster you control to face-up Attack or Defense Position. Once per turn, when an opponent's monster declares an attack: You can change 1 face-down Defense Position "Subterror" monster you control to face-up Attack or Defense Position, then you can negate the attack. You can only activate 1 "The Hidden City" per turn.

Spell Field

When this card is activated: You can add 1 "Subterror" monster from your Deck to your hand. Once per turn: You can change 1 face-down Defense Position "Subterror" monster you control to face-up Attack or Defense Position. Once per turn, when an opponent's monster declares an attack: You can change 1 face-down Defense Position "Subterror" monster you control to face-up Attack or Defense Position, then you can negate the attack. You can only activate 1 "The Hidden City" per turn.

Trap Normal

Activate 1 of these effects, also, after that, Set this card face-down instead of sending it to the GY. ● Change 1 Set "Subterror" monster on the field to face-up Attack or Defense Position. ● Change 1 face-up "Subterror" monster on the field to face-down Defense Position. ● ATK/DEF of 1 "Subterror" monster on the field become equal to its combined original ATK/DEF until the end of this turn. ● This turn, activated effects of "Subterror" cards cannot be negated.

Trap Normal

Activate 1 of these effects, also, after that, Set this card face-down instead of sending it to the GY. ● Change 1 Set "Subterror" monster on the field to face-up Attack or Defense Position. ● Change 1 face-up "Subterror" monster on the field to face-down Defense Position. ● ATK/DEF of 1 "Subterror" monster on the field become equal to its combined original ATK/DEF until the end of this turn. ● This turn, activated effects of "Subterror" cards cannot be negated.

Trap Normal

Activate 1 of these effects, also, after that, Set this card face-down instead of sending it to the GY. ● Change 1 Set "Subterror" monster on the field to face-up Attack or Defense Position. ● Change 1 face-up "Subterror" monster on the field to face-down Defense Position. ● ATK/DEF of 1 "Subterror" monster on the field become equal to its combined original ATK/DEF until the end of this turn. ● This turn, activated effects of "Subterror" cards cannot be negated.

WIND 8

1 "Elemental HERO" monster + 1 WIND monster Must be Fusion Summoned and cannot be Special Summoned by other ways. If this card is Fusion Summoned: Halve the ATK and DEF of all face-up monsters your opponent currently controls.

LIGHT 8

1 "Elemental HERO" monster + 1 LIGHT monster Must be Fusion Summoned and cannot be Special Summoned by other ways. This card gains 300 ATK for each of your banished "Elemental HERO" monsters. When this card is sent from the field to the Graveyard: You can target up to 2 of your banished "Elemental HERO" monsters; add those targets to your hand.

WIND 1

"Lyrilusc - Assembled Nightingale" + 1 "Lyrilusc" monster If this card is Fusion Summoned using an Xyz Monster on the field as Fusion Material whose original name includes "Lyrilusc": You can increase this card's Level by the number of Xyz Materials that monster(s) had. This card gains ATK equal to its Level x 500. Unaffected by other cards' effects. Once per turn: You can inflict damage to your opponent equal to this card's Level x 500.

DARK 8

2 DARK monsters on the field, except Tokens If this card is Fusion Summoned: You can make this card gain ATK equal to 1 opponent's Special Summoned monster, until the end of this turn. Once per turn: You can target 1 Level 5 or higher monster your opponent controls; until the End Phase, this card's name becomes that monster's original name, and replace this effect with that monster's original effects. If this Fusion Summoned card is destroyed: You can destroy all your opponent's Special Summoned monsters.

FIRE

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.

DARK

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.

EARTH

2 Flip monsters Gains ATK equal to the combined original Levels of the "Subterror" monsters used for its Link Summon x 100. During your Main Phase: You can send 1 Flip monster from your Deck to the GY, and if you do, Special Summon 1 monster from your hand in face-down Defense Position to your zone this card points to. You can only use this effect of "Subterror Behemoth Fiendess" once per turn. Once per turn, if a monster this card points to is flipped face-up: Add 1 Flip monster from your Deck or GY to your hand.

LIGHT

2 Level 4 monsters When a monster declares an attack: You can detach 1 material from this card; negate the attack. If this card is targeted for an attack, while it has no material: Destroy this card.

LIGHT

3 Level 4 LIGHT monsters You can also Xyz Summon this card by using a "Number 39: Utopia" you control as the Xyz Material. (Xyz Materials attached to that monster also become Xyz Materials on this card.) You can detach 1 Xyz Material from this card; it gains 500 ATK and 1 monster your opponent controls loses 1000 ATK, until the End Phase. You must have 1000 Life Points or less to activate and to resolve this effect.

DARK 1

(Quick Effect): You can discard this card to the GY, then target 1 card in your opponent's GY; banish that target.

DARK 1

If this card is sent to the GY: You can add 1 "Predaplant" monster from your Deck to your hand, except "Predaplant Byblisp". If a monster with a Predator Counter is on the field: You can Special Summon this card from your GY, but banish it when it leaves the field. You can only use each effect of "Predaplant Byblisp" once per turn.

DARK 1

If this card is sent to the GY: You can add 1 "Predaplant" monster from your Deck to your hand, except "Predaplant Byblisp". If a monster with a Predator Counter is on the field: You can Special Summon this card from your GY, but banish it when it leaves the field. You can only use each effect of "Predaplant Byblisp" once per turn.

DARK 1

If this card is sent to the GY: You can add 1 "Predaplant" monster from your Deck to your hand, except "Predaplant Byblisp". If a monster with a Predator Counter is on the field: You can Special Summon this card from your GY, but banish it when it leaves the field. You can only use each effect of "Predaplant Byblisp" once per turn.

DARK 2

Monsters with a Predator Counter that you use as Fusion Materials are treated as DARK. During your Main Phase: You can Fusion Summon 1 DARK Fusion Monster from your Extra Deck, using this card on the field and monsters from your hand, field, and/or monsters with a Predator Counter your opponent controls as Fusion Materials. You can only use this effect of "Predaplant Chlamydosundew" once per turn.

DARK 3

If this card is Special Summoned by the effect of a "Predaplant" monster: You can add 1 "Polymerization" Spell Card or "Fusion" Spell Card from your Deck to your hand. You can only use this effect of "Predaplant Darlingtonia Cobra" once per Duel.

DARK 3

If this card is Special Summoned by the effect of a "Predaplant" monster: You can add 1 "Polymerization" Spell Card or "Fusion" Spell Card from your Deck to your hand. You can only use this effect of "Predaplant Darlingtonia Cobra" once per Duel.

DARK 5

You can Special Summon this card (from your hand or GY) by Tributing 1 monster on either player's field with a Predator Counter. You can only Special Summon "Predaplant Drosophyllum Hydra" once per turn this way. If this card is on the field or in your GY (Quick Effect): You can banish 1 other "Predaplant" monster from your GY, then target 1 face-up monster on the field; it loses 500 ATK. You can only use this effect of "Predaplant Drosophyllum Hydra" once per turn.

DARK 8

If your opponent controls a monster with a Predator Counter: You can Special Summon this card from your hand. If this card in its owner's possession is destroyed by your opponent's card: You can target 1 DARK Dragon or 1 DARK Plant monster in your GY, except "Predaplant Heliamphorhynchus"; Special Summon it. You can only use each effect of "Predaplant Heliamphorhynchus" once per turn.

DARK 3

If this card is Normal or Special Summoned: You can send 1 monster from your hand to the GY; Special Summon 1 "Predaplant" monster from your Deck, except "Predaplant Ophrys Scorpio". You can only use this effect of "Predaplant Ophrys Scorpio" once per turn.

DARK 3

If this card is Normal or Special Summoned: You can send 1 monster from your hand to the GY; Special Summon 1 "Predaplant" monster from your Deck, except "Predaplant Ophrys Scorpio". You can only use this effect of "Predaplant Ophrys Scorpio" once per turn.

DARK 1

When an opponent's monster declares a direct attack: You can Special Summon this card from your hand. After damage calculation, if this card battled an opponent's monster: You can destroy that opponent's monster. If this card is destroyed by battle, or if this card on the field is sent to the Graveyard by a card effect: You can add 1 "Predap" card from your Deck to your hand, except "Predaplant Sarraceniant". You can only use this effect of "Predaplant Sarraceniant" once per turn.

DARK 1

When an opponent's monster declares a direct attack: You can Special Summon this card from your hand. After damage calculation, if this card battled an opponent's monster: You can destroy that opponent's monster. If this card is destroyed by battle, or if this card on the field is sent to the Graveyard by a card effect: You can add 1 "Predap" card from your Deck to your hand, except "Predaplant Sarraceniant". You can only use this effect of "Predaplant Sarraceniant" once per turn.

DARK 1

When an opponent's monster declares a direct attack: You can Special Summon this card from your hand. After damage calculation, if this card battled an opponent's monster: You can destroy that opponent's monster. If this card is destroyed by battle, or if this card on the field is sent to the Graveyard by a card effect: You can add 1 "Predap" card from your Deck to your hand, except "Predaplant Sarraceniant". You can only use this effect of "Predaplant Sarraceniant" once per turn.

DARK 2

You can send this card from your hand to the Graveyard, then target 1 face-up monster you control; this turn, it can attack all monsters your opponent controls with a Predator Counter, once each. If this face-up card leaves the field: Place 1 Predator Counter on each Special Summoned monster your opponent controls, and if you do, any of those monsters that are Level 2 or higher become Level 1 as long as they have a Predator Counter.

LIGHT 1

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.

LIGHT 1

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.

LIGHT 1

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.

Spell Quick

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.

Spell Quick

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.

Spell Normal

Target 1 "Polymerization" in your GY, and 1 monster in your GY that was used as material for a Fusion Summon; add them to your hand.

Spell Field

Once per turn: You can discard 1 card; add 1 "Polymerization" from your Deck or GY to your hand. Once per turn, during the End Phase: You can target 1 monster in your GY that was used as a Fusion Material for a Fusion Summon this turn; add it to your hand.

Spell Normal

(This card's name is always treated as "Polymerization".) Fusion Summon 1 Fusion Monster from your Extra Deck, using monsters you control as Fusion Material. You can banish this card from your GY, then target 1 Fusion Monster in your GY; return it to the Extra Deck, then draw 1 card.

Spell Quick

Reveal any number of "Predap" cards in your hand, then target that number of face-up monsters your opponent controls; place 1 Predator Counter on each one, and if you do, any of those monsters that are Level 2 or higher become Level 1 as long as they have a Predator Counter. If your "Predaplant" monster would be destroyed by battle, you can banish this card from your GY instead.

Spell Continuous

Once per turn: You can Special Summon 1 Level 4 or lower "Predaplant" monster from your hand or GY, but negate its effects (even if this card leaves the field). Once per turn, during your Standby Phase, pay 800 LP or destroy this card.

Spell Continuous

Once per turn: You can Special Summon 1 Level 4 or lower "Predaplant" monster from your hand or GY, but negate its effects (even if this card leaves the field). Once per turn, during your Standby Phase, pay 800 LP or destroy this card.

Spell Normal

Special Summon 1 "Predaplant" monster from your hand, then add 1 "Predap" card from your Deck to your hand, except "Predapractice", also for the rest of this turn after this card resolves, you cannot Special Summon monsters from the Extra Deck, except Fusion Monsters. You can only activate 1 "Predapractice" per turn.

Spell Equip

Activate this card by targeting 1 "Predaplant" monster in your Graveyard; Special Summon it and equip it with this card. When this card leaves the field, destroy that monster.

Spell Equip

Activate this card by targeting 1 "Predaplant" monster in your Graveyard; Special Summon it and equip it with this card. When this card leaves the field, destroy that monster.

Spell Equip

Activate this card by targeting 1 "Predaplant" monster in your Graveyard; Special Summon it and equip it with this card. When this card leaves the field, destroy that monster.

DARK 5

2 "Predaplant" monsters If this card is Fusion Summoned: You can add 1 "Predaplant" monster or 1 "Predap" Spell/Trap from your Deck, GY, or face-up Extra Deck to your hand. You can target 1 monster your opponent controls with a Predator Counter or 1 monster you control; Tribute it, and if you do, Special Summon 1 "Predaplant" monster from your Deck. You can only use each effect of "Predaplant Ambulomelides" once per turn.

DARK 7

1 "Predaplant" monster + 1 DARK monster Once per turn: You can target 1 monster on the field with a Level less than or equal to this card's; banish it. When an attack is declared involving this card and an opponent's face-up monster: You can activate this effect; until the end of this turn, that opponent's monster loses 1000 ATK, and if it does, this card gains 1000 ATK. Once per turn, during the next Standby Phase after this card was sent to the Graveyard: You can add 1 "Polymerization" Spell Card or "Fusion" Spell Card from your Deck to your hand.

DARK 8

1 Fusion Monster + 1 DARK monster Once per turn (Quick Effect): You can target 1 face-up monster your opponent controls; place 1 Predator Counter on it, and if it is Level 2 or higher, it becomes Level 1 as long as it has a Predator Counter. Negate the activated effects of your opponent's monsters that have Predator Counters.

DARK 8

2 DARK monsters on the field, except Tokens If this card is Fusion Summoned: You can make this card gain ATK equal to 1 opponent's Special Summoned monster, until the end of this turn. Once per turn: You can target 1 Level 5 or higher monster your opponent controls; until the End Phase, this card's name becomes that monster's original name, and replace this effect with that monster's original effects. If this Fusion Summoned card is destroyed: You can destroy all your opponent's Special Summoned monsters.

FIRE

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.

DARK

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.

LIGHT

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.

WIND

2+ Level 1 monsters Gains 500 ATK for each material attached to it. If your opponent Special Summons a monster(s) (except during the Damage Step): You can detach 1 material from this card, then target 1 of those Special Summoned monsters; return it to the hand. If this card in your possession is sent to your GY by an opponent's card: You can target 1 other "Lyrilusc" monster in your GY; add it to your hand.

WIND

2+ Level 1 monsters If this card is Xyz Summoned: You can target 1 face-up monster on the field; it gains 300 ATK/DEF for each material attached to this card. Once per turn: You can detach 1 material from this card; add 1 Level 1 Winged Beast monster from your Deck to your hand. All battle damage you take from battles involving this Xyz Summoned card is also inflicted to your opponent.