Subterror Deck Breakdown

WIND 4

If you control no cards (Quick Effect): You can discard this card; apply these effects this turn. ● Each time your opponent Special Summons a monster(s) from the Deck and/or Extra Deck, immediately draw 1 card. ● Once, during this End Phase, if the number of cards in your hand is more than the number of cards your opponent controls +6, you must randomly shuffle cards from your hand into the Deck so the number in your hand equals the number your opponent controls +6. You can only activate 1 other "Mulcharmy" monster effect, the turn you activate this effect.

WATER 4

If you control no cards (Quick Effect): You can discard this card; apply these effects this turn. ● Each time your opponent Normal or Special Summons a monster(s) from the hand, immediately draw 1 card. ● Once, during this End Phase, if the number of cards in your hand is more than the number of cards your opponent controls +6, you must randomly shuffle cards from your hand into the Deck so the number in your hand equals the number your opponent controls +6. You can only activate 1 other "Mulcharmy" monster effect, the turn you activate this effect.

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 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 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.

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.

Spell Quick

Target 1 monster in your opponent's GY; banish it, and if you do, until the end of the next turn, its effects are negated, as well as the activated effects and effects on the field of monsters with the same original name.

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 Normal

Add 1 Field Spell from your Deck to your hand.

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.

Spell Normal

If your opponent has activated a monster effect during your Main Phase this turn: Activate 1 of these effects; ● Draw 2 cards. ● Take control of 1 monster your opponent controls until the End Phase. ● Look at your opponent's hand, and choose 1 card from it to shuffle into the Deck. You can only activate 1 "Triple Tactics Talent" per turn.

Spell Normal

If your opponent has activated a monster effect during this turn: Set 1 Normal Spell/Trap directly from your Deck, except "Triple Tactics Thrust", or if your opponent controls a monster, you can add it to your hand instead. That Set card cannot be activated this turn. You can only activate 1 "Triple Tactics Thrust" per turn.

Trap Normal

Change as many monsters on the field as possible to face-down Defense Position, then, if either player controls a face-up monster(s), they must send all face-up monsters they control to the GY.

Trap Normal

Target 1 face-up monster your opponent controls; send 1 monster with an equal or higher ATK from your Extra Deck to the GY, and if you do, destroy that monster. Until the end of your next turn after this card resolves, you cannot Special Summon monsters from the Extra Deck. You can only activate 1 "Dogmatika Punishment" per turn.

Trap Normal

If your opponent controls a card, you can activate this card from your hand. When a card or effect is activated that includes an effect that adds a card(s) from the Deck to the hand: Negate that effect, then if you have a Trap in your GY, destroy that card. If you activated this card from your hand, you cannot activate the effects of DARK, WATER, and FIRE monsters for the rest of this Duel. You can only activate 1 "Dominus Purge" per turn.

Trap Normal

At the end of the Battle Phase, if your opponent controls more cards than you do: You can make your opponent banish cards from their field face-down so they control the same number of cards as you do. If you control no cards, you can activate this card from your hand.

Trap Counter

When a monster(s) would be Special Summoned, OR a monster effect is activated: Pay 1500 LP; negate the Summon or activation, and if you do, destroy that card.

Trap Normal

If you have no monsters in your GY, you can activate this card from your hand. When your opponent activates a monster effect on the field: Negate that effect, then if you have a Trap in your GY, you can add 1 "Dominus" card from your Deck to your hand. If you activated this card from your hand, you cannot activate the effects of monsters in your hand, GY, and banishment, until the end of the next turn. You can only activate 1 "Songs of the Dominators" per turn.

Trap Normal

Pay half your LP; Special Summon 1 "Supreme King Z-ARC" from your Extra Deck, ignoring its Summoning conditions, but negate its effects. It is returned to the Extra Deck during the End Phase of the next turn. When your opponent activates a Spell Card or effect: You can banish this card from your GY and 1 "Supreme King Z-ARC" from your face-up Monster Zone; Special Summon up to 1 each "Pendulum Dragon", "Xyz Dragon", "Synchro Dragon", and "Fusion Dragon" monsters from your hand, Deck, Extra Deck, and/or GY.

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

Declare 1 Monster Card name; this turn, neither player can Special Summon monsters with that original name, except from the GY. You can banish this card from the GY, then declare 1 Monster Card name; this turn, neither player can activate the effects of monsters on the field with that original name. You can only use 1 "The Black Goat Laughs" effect per turn, and only once that turn.

Trap Continuous

Each player can only control 1 monster of each Type. If a player controls 2 or more monsters of the same Type, they must send some to the GY so they control no more than 1 monster of that Type.

Trap Continuous

You can pay 1000 LP, then target 1 face-up Spell/Trap on the field; destroy it. You can only activate this effect of "Unending Nightmare" once per Chain.

LIGHT 4

1 Synchro Monster + 1 Xyz Monster Must be Special Summoned (from your Extra Deck) by sending the above cards you control to the GY. (You do not use "Polymerization".) Once per turn: You can Special Summon 1 Level 4 monster from your hand. If this card is sent to the GY: You can target 1 card on the field; destroy it. You can only Special Summon "Elder Entity N'tss(s)" once per turn.

DARK 8

"Odd-Eyes Pendulum Dragon" + 1 Spellcaster-Type monster If this card was Fusion Summoned using a Pendulum Summoned monster(s) on the field as Fusion Material, it is unaffected by your opponent's card effects this turn. Apply the appropriate effect, depending on the original Level of the monster used as Fusion Material that was not "Odd-Eyes Pendulum Dragon". ● Level 4 or lower: This card can make up to 2 attacks on monsters during each Battle Phase. ● Level 5 or higher: This card can make up to 3 attacks on monsters during each Battle Phase.

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.

DARK 8

"Thunder Dragon" + 1 Thunder monster Must be either Fusion Summoned, or Special Summoned during the turn a Thunder monster's effect was activated in the hand, by Tributing 1 Thunder Effect non-Fusion Monster (in which case you do not use "Polymerization"). Cards cannot be added from the Main Deck to your opponent's hand except by drawing them. If this card would be destroyed by battle or card effect, you can banish 1 Thunder monster from your GY instead.

DARK

2 non-Link Monsters During your opponent's Main Phase, you can (Quick Effect): Immediately after this effect resolves, Link Summon 1 Link Monster using materials you control, including this card. You can only use this effect of "I:P Masquerena" once per turn. A Link Monster that used this card as material cannot be destroyed by your opponent's card effects.

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 Effect Monsters If this card is Link Summoned using a Fusion, Synchro, Xyz, or Link Monster as material: You can target 1 card on the field or in either GY; banish it, also your monsters cannot attack directly this turn. When your opponent activates a card or effect (Quick Effect): You can target 2 face-up monsters on the field, including a monster you control; banish both until the End Phase. You can only use each effect of "S:P Little Knight" once per turn.

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.

DARK 121

[ Pendulum Effect ] Fusion, Synchro, and Xyz Monsters your opponent controls cannot activate their effects. Once per turn, when a card(s) is added from the Main Deck to your opponent's hand (except during the Draw Phase or the Damage Step): You can destroy that card(s). [ Monster Effect ] 4 Dragon monsters (1 Fusion, 1 Synchro, 1 Xyz, and 1 Pendulum) Must be Fusion Summoned. If this card is Special Summoned: Destroy all cards your opponent controls. Cannot be destroyed by your opponent's card effects. Your opponent cannot target this card with card effects. When this card destroys an opponent's monster by battle: You can Special Summon 1 "Supreme King Dragon" monster from your Deck or Extra Deck. If this card in the Monster Zone is destroyed by battle or card effect: You can place this card in your Pendulum Zone.

WIND 8

1 Tuner + 1+ non-Tuner Synchro Monsters Once per turn, when another monster's effect is activated (Quick Effect): You can negate the activation, and if you do, destroy that monster, and if you do that, this card gains ATK equal to the destroyed monster's original ATK until the end of this turn. If this card battles an opponent's Level 5 or higher monster, during damage calculation: This card gains ATK equal to the current ATK of the opponent's monster it is battling during that damage calculation only.

LIGHT

2 Level 4 monsters Once per chain, during your Main Phase or your opponent's Battle Phase, if your opponent has more total cards in their hand and field than you do (Quick Effect): You can detach 1 material from this card; destroy all other cards on the field, also your opponent takes no further damage this turn.

EARTH

2 Level 4 monsters Once per turn, during your Standby Phase, detach 1 material from this card. If you cannot, destroy it. This Attack Position card cannot be destroyed by your opponent's card effects. Your opponent cannot target this Attack Position card with card effects. While this card is in face-up Defense Position, change all face-up monsters on the field to Defense Position, also negate the activated effects of monsters that were in Defense Position when that effect was activated.

DARK4

[ Pendulum Effect ] During your Main Phase: You can Special Summon this card, then you can attach 1 DARK monster from your GY to this card as material. You can only use this effect of "Odd-Eyes Rebellion Xyz Dragon" once per turn. [ Monster Effect ] 2 Level 7 Pendulum Monsters If you can Pendulum Summon Level 7, you can Pendulum Summon this face-up card from your Extra Deck. This card cannot be used as material for an Xyz Summon the turn it was Xyz Summoned. You can detach 1 material from this card, then target up to 2 monsters your opponent controls with 3000 or less ATK; destroy them. You can only use this effect of "Odd-Eyes Rebellion Xyz Dragon" once per turn. If this card in the Monster Zone is destroyed: You can place this card in your Pendulum Zone.