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 2

During either player's turn, when your opponent activates a card or effect that targets exactly 1 Set monster you control (and no other cards), or when a Set monster you control is targeted for an attack by an opponent's monster: You can send this card from your hand or face-up from your field to the Graveyard, then target another monster you control that would be an appropriate target; that card/effect/attack now targets the new target. While you control a Set monster, this card cannot be destroyed by battle or card effects.

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.

LIGHT 8

During the Main Phase, if a monster on the field is flipped face-up: You can Special Summon this card from your hand, then change 1 face-up monster on the field to face-down Defense Position. During the Main Phase, if this card is flipped face-up: You can target 1 monster in your GY; Special Summon it in Defense Position, then change 1 face-up monster on the field to face-down Defense Position. You can only use each effect of "Time Reloader" once per turn.

EARTH 8

FLIP: You can Special Summon 1 Level 5 or higher Flip monster from your Deck in face-down Defense Position, except "Conbirdable". During the Battle Phase, if this card is in your hand (Quick Effect): You can target 1 face-down monster on the field; send it to the GY, and if you do, Special Summon this card in face-down Defense Position. You can only use each effect of "Conbirdable" once per turn.

WATER 1

FLIP: Draw 1 card. During your Main Phase: You can change this card to face-down Defense Position. You can only use each of the preceding effects of "Mokomoko" once per turn. If this card battles a monster, neither can be destroyed by that battle.

EARTH 6

FLIP: You can activate this effect; this turn, "Subterror" cards you control cannot be destroyed by your opponent's card effects. You can only use this effect of "Subterror Behemoth Dragossuary" 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 10

FLIP: You can discard 1 "Subterror" monster, and if you do, draw 2 cards. You can only use this effect of "Subterror Behemoth Stalagmo" 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 12

FLIP: You can change all other face-up monsters on the field to face-down Defense Position. You can only use this effect of "Subterror Behemoth Ultramafus" 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 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.

FIRE 3

FLIP: You can declare a Level from 1 to 9; this card becomes that Level until the end of this turn. After this card has been flipped face-up, during any Main Phase (Quick Effect): You can target 1 other face-up monster on either field; immediately after this effect resolves, Synchro Summon 1 monster using only this card and that target. You can only use 1 "Turbo-Tainted Hot Rod GT19" effect per turn, and only once that turn.

DARK

2+ Effect Monsters Gains 500 ATK for each monster it points to. When your opponent activates a card or effect that targets a card(s) you control (Quick Effect): You can Tribute 1 monster this card points to; negate the activation, and if you do, destroy that card.

FIRE

2+ Cyberse monsters with different Attributes Gains 500 ATK for each monster it points to. (Quick Effect): You can pay 1000 LP; draw 1 card, then if your LP are 2000 or less, you can banish this card from the field, and if you do, Special Summon 1 Link-3 or lower Cyberse monster from your Extra Deck, except "Decode Talker Heatsoul". You can only use this effect of "Decode Talker Heatsoul" once per turn.

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.

EARTH

2+ Effect Monsters While this card is co-linked, it and its co-linked monsters gain 500 ATK, also your opponent cannot target any of them with card effects. You can target 1 Link-3 or lower Cyberse Link Monster in your GY, except "Transcode Talker"; Special Summon it to your zone this card points to. You cannot Special Summon monsters the turn you activate this effect, except Cyberse monsters. You can only use this effect of "Transcode Talker" once per turn.

WIND 10

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

Spell Normal

Destroy all Spell and Trap Cards your opponent controls.

Spell Normal

Banish 3 or 6 cards of your choice from your Extra Deck, face-down; for the rest of this turn after this card resolves, any damage your opponent takes is halved, also excavate cards from the top of your Deck equal to the number of cards banished, add 1 excavated card to your hand, place the rest on the bottom of your Deck in any order. You can only activate 1 "Pot of Prosperity" per turn. You cannot draw cards by card effects the turn you activate this card.

Spell Continuous

If a face-up monster you control is changed to face-down Defense Position: You can target 1 card on the field; destroy it. If a Flip monster(s) you control is flipped face-up, even during the Damage Step: You can target 1 of them; inflict damage to your opponent equal to its Level x 200. You can only use each effect of "Sunset Beat" once per turn.

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 Continuous

Your opponent cannot target face-down Defense Position monsters you control with card effects. Monsters you control that were flipped face-up while this card was face-up on the field gain 1500 ATK/DEF. If this card in its owner's Spell & Trap Zone is destroyed by an opponent's card effect: You can target 1 monster in your GY; Special Summon it in face-down Defense Position.

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

Target 1 face-up monster your opponent controls; negate its effects (until the end of this turn), then, if this card was Set before activation and is on the field at resolution, for the rest of this turn all other Spell/Trap effects in this column are negated. If you control no cards, you can activate this card from your hand.

Trap Counter

When a Spell/Trap Card, or monster effect, is activated on the field: Pay half your LP; negate the activation, and if you do, destroy that card, then destroy any other cards in the same column the destroyed card was in, that are in the Monster Zones or Spell & Trap Zones.

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.