Subterror Deck Breakdown

EARTH 5

1 EARTH Tuner + 1+ non-Tuner EARTH monsters When a Spell Card is activated (Quick Effect): You can send the top 2 cards of your Deck to the GY; negate the activation, and if you do, destroy it. This card must be face-up on the field to activate and to resolve this effect.

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 9

FLIP: You can target 1 Set monster your opponent controls; take control of it until your next End Phase. You can only use this effect of "Subterror Behemoth Voltelluric" 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.

WIND 5

"Aleister the Invoker" + 1 WIND monster Once per turn, during either player's turn: You can target 1 face-up monster on the field; change it to face-down Defense Position.

EARTH 1

If this card is in your GY: You can send the top card of your Deck to the GY, and if you do, Special Summon this card. You can only use this effect of "Glow-Up Bulb" once per Duel.

Spell Normal

Send 1 monster from your hand to the GY; Special Summon 1 Level 1 monster from your hand or Deck.

Spell Field

The player with the lowest LP takes no damage. Once per turn, during the Main Phase: The turn player can pay 1000 LP, then activate 1 of these effects; ● Draw 1 card. ● Destroy this card. ● Your opponent gains 1000 LP. Neither player can activate cards or effects in response to this effect's activation.

EARTH 1

While you control a monster that is not a Tuner, your opponent's monsters cannot target this card for attacks. If a monster(s) is sent from the field to your opponent's GY: Place 1 Otoshidamashi Counter on this card, then Special Summon "Otoshidamashi Tokens" (Beast/EARTH/Level 1/ATK ?/DEF ?) up to the number of Otoshidamashi Counters on this card. Each Token's Level is increased when Summoned by the number of Otoshidamashi Counters on this card, also each Token's ATK/DEF are its Level when Summoned x 500. You can only use this effect of "Otoshidamashi" once per turn.

EARTH 6

1 EARTH Tuner + 1 or more non-Tuner EARTH monsters During either player's turn, when a Trap Card is activated: You can banish 2 cards from your Graveyard; negate the activation, and if you do, destroy it. This card must be face-up on the field to activate and to resolve this effect.

Spell Field

When this card is activated: Add 1 "Black Luster Soldier" Ritual Monster or 1 "Gaia The Fierce Knight" monster from your Deck to your hand. Each time a Monster Card(s) is sent from the hand or field to the GY, place 1 Spell Counter on this card for each of those cards (max. 6). Once per turn: You can remove 3 Spell Counters from this card; add 1 Ritual Spell from your Deck to your hand. You can only activate 1 "Gateway to Chaos" per turn.

EARTH 10

"Naturia Beast" + "Naturia Barkion" A Fusion Summon of this card can only be conducted with the above Fusion Material Monsters. While this card is face-up on the field, you can negate the activation of a Spell/Trap Card, and destroy it, by removing from play 1 card from your Graveyard, then sending the top card of your Deck to the Graveyard.

Spell Normal

Destroy all Spell and Trap Cards your opponent controls.

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.

DARK 1

"Relinquished" + "Thousand-Eyes Idol" Other monsters on the field cannot change their battle positions or attack. Once per turn: You can target 1 monster your opponent controls; equip that target to this card (max. 1). This card's ATK/DEF become equal to that equipped monster's. If this card would be destroyed by battle, destroy that equipped monster instead.

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.

Spell Normal

Add 1 Field Spell from your Deck to your hand.

DARK 4

(Quick Effect): You can send this card from your hand to the GY, then target 1 Fusion Monster you control; it gains 1000 ATK/DEF until the end of this turn. If this card is Normal Summoned or flipped face-up: You can add 1 "Invocation" from your Deck to your hand.

Trap Continuous

Neither player can declare attacks, except with Synchro Monsters. You can only use each of the following effects of "Synchro Zone" once per turn. If a non-Tuner Synchro Monster(s) is sent to your GY (except during the Damage Step): You can target 1 of those monsters; Special Summon it, and if you do, it is treated as a Tuner. During your opponent's Main Phase: You can send this face-up card to the GY; immediately after this effect resolves, Synchro Summon using monsters you control as material.

EARTH 11

FLIP: You can target 1 monster on the field; change it to face-up Attack Position if it is in Defense Position, also change its ATK to 0. You can only use this effect of "Subterror Behemoth Speleogeist" 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 6

1 EARTH Tuner + 1 or more non-Tuner monsters When this card destroys an opponent's monster by battle and sends it to the Graveyard: You can Special Summon that monster to your field in Defense Position.

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 Normal

Pay 1000 LP; Special Summon 1 Level 5 or lower Fusion Monster from your Extra Deck, but it cannot attack, also it is destroyed during the End Phase. (This is treated as a Fusion Summon.) You can only activate 1 "Instant Fusion" per turn.

Trap Normal

You can banish 1 "Subterror" monster from your Graveyard; for the rest of this turn, face-down monsters you control cannot be destroyed by card effects, and your opponent cannot target them with card effects. If this card on the field is destroyed by a card effect: You can add 1 "Subterror" monster from your Deck to your hand. You can banish this card from your Graveyard, then target 1 "Subterror" monster you control; change it to face-down Defense Position.

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.

Spell Normal

Reveal 1 Fusion Monster in your Extra Deck, and Special Summon 1 of the Fusion Materials whose name is mentioned on that monster from your Extra Deck or GY, but until the end of your opponent's turn, it cannot attack and its effects (if any) are negated. You can only activate 1 "Fusion Armament" 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 8

1 Tuner + 1 or more non-Tuner Synchro Monsters When this card declares an attack on an opponent's monster: This card gains 400 ATK for each EARTH Warrior-Type Synchro Monster you control, until the end of the Damage Step. When this card destroys an opponent's monster by battle and sends it to the Graveyard: You can activate 1 of these effects; ● Special Summon that monster to your side of the field. ● Take control of 1 face-up monster your opponent controls.

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.

DARK

2+ monsters, including a Ritual, Fusion, Synchro, or Xyz Monster If this card is Special Summoned: You can target 1 Ritual, Fusion, Synchro, or Xyz Monster you control or in your GY; all monsters your opponent currently controls lose ATK equal to the targeted monster's ATK, until the end of this turn. Your opponent cannot target monsters you control, that were Special Summoned from the Extra Deck, with monster effects. If this card would be destroyed by battle or card effect, you can banish 1 Ritual, Fusion, Synchro, or Xyz Monster from your GY instead.

LIGHT 9

"Aleister the Invoker" + 1 LIGHT monster Once per turn, when a Spell/Trap Card, or monster effect, is activated (Quick Effect): You can send the same type of card (Monster, Spell, or Trap) from your hand to the GY; negate the activation, and if you do, banish that card.

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 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 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.

Spell Normal

Fusion Summon 1 Fusion Monster from your Extra Deck, using monsters from your hand as Fusion Material. If Summoning an "Invoked" Fusion Monster this way, you can also banish monsters from your field and/or either player's GY as Fusion Material. If this card is in your GY: You can target 1 of your banished "Aleister the Invoker"; shuffle this card into the Deck, and if you do, add that card to your hand. You can only use this effect of "Invocation" once per turn.

DARK 1

Cannot be Special Summoned. When this card is Normal Summoned or flipped face-up: You can target 1 Level 1 monster in your GY; Special Summon that target, but banish it when this card leaves the field. Once per turn, during the End Phase, if this card was Normal Summoned or flipped face-up this turn: Return it to the hand.

DARK 1

"Relinquished" + 1 Effect Monster Once per turn, when your opponent activates a monster effect (Quick Effect): You can target 1 Effect Monster your opponent controls or in their GY; equip that target to this card you control. This card gains ATK/DEF equal to that equipped monster's. Monsters with that equipped monster's name cannot attack, also their effects on the field and their activated effects are negated.

DARK 10

During your Main Phase: You can activate this effect; this card in your hand becomes revealed until the end of your opponent's turn. While this card is revealed by this effect, Set cards on the field cannot be destroyed by card effects. If a Set Spell/Trap Card is activated (except during the Damage Step): You can Special Summon this card from your hand, then, if you activated this effect while this card was revealed, you can reveal and Set 1 Spell/Trap directly from your Deck, but banish it during the End Phase of the next turn. You can only use 1 "Lord of the Heavenly Prison" effect per turn, and only once that turn.

LIGHT 10

1 "Invoked" monster + 1 monster that was Special Summoned from the Extra Deck Must first be Fusion Summoned with the above Fusion Materials. While face-up on the field, this card is also DARK, EARTH, WATER, FIRE, and WIND-Attribute. Once per turn, during either player's turn: You can target 1 "Invoked" monster you control or in your Graveyard; banish it and all monsters your opponent controls with the same Attribute as that monster.

Spell Quick

Set 2 Field Spells with different names from your Deck on the field (1 on your field, and 1 on your opponent's field). While either of those cards remain Set on the field, neither player can activate or Set other Field Spells.

Spell Continuous

All "Subterror" monsters you control gain 500 ATK and DEF for each Set monster on the field. Once per turn, when a "Subterror" monster you control inflicts battle damage to your opponent: You can target 1 "Subterror" card in your Graveyard, except "Subterror Cave Clash"; add it to your hand.

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.

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.

DARK

1 Level 1 monster, except a Token You can target 1 face-up monster this card points to; equip that face-up monster to this card (max. 1). You can only use this effect of "Relinquished Anima" once per turn. This card gains ATK equal to that equipped monster's.

Trap Normal

Send 1 monster from your hand or field to the GY, then target 1 of your Level 1 monsters that is banished or in your GY, except the monster sent to the GY; add that monster to your hand. You can only activate 1 "One by One" per turn.

Spell Normal

Remove from play, from your side of the field or your Graveyard, the Fusion Material Monsters listed on a Fusion Monster Card that lists a Synchro Monster as a Fusion Material Monster, and Special Summon that Fusion Monster from the Extra Deck. (This Special Summon is treated as a Fusion Summon.) If this Set card is destroyed by your opponent's card effect and sent to the Graveyard, draw 1 card.

Trap Normal

Activate 1 of these effects, also, after that, Set this card face-down instead of sending it to the GY. ● Send 1 monster from your hand or face-up field to the GY, and if you do, add 1 Flip monster from your Deck to your hand with the same Attribute, but a different name, as that monster before it was sent to the GY. ● Send 1 Flip monster from your hand or face-up field to the GY, and if you do, add 1 monster from your Deck to your hand with the same Attribute but a lower original Level, as that monster before it was sent to the GY. You can only activate 1 "Subterror Succession" per turn.

EARTH 3

When you draw this card: You can reveal it; Special Summon this card. At the start of each Battle Phase: If there are more cards in your Deck than your opponent's, this card gains ATK equal to the difference x 300, until the end of this turn. Once per turn, during the End Phase, if this card is in the GY because it was sent there this turn: Place this card on top of the Deck.

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.

LIGHT

3 monsters with the same Attribute but different Types 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 target 1 card in your GY; add it to your hand. You can only use each of the following effects of "Curious, the Lightsworn Dominion" once per turn. ● If this card is Link Summoned: You can send 1 card from your Deck to the GY. ● If a card(s) is sent from your Deck to the GY by an effect: Send the top 3 cards of your Deck to the GY.

EARTH 8

FLIP: You can send 1 card from your Deck to the Graveyard. You can only use this effect of "Subterror Behemoth Phospheroglacier" 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 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 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 5

FLIP: You can target Set cards on the field, equal to the number of "Subterror Behemoth" monsters you control; destroy them. You can only use this effect of "Subterror Behemoth Stygokraken" 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.