Subterror Deck Breakdown

EARTH 7

If you control no monsters, you can Special Summon this card (from your hand). You can only use each of the following effects of "Kashtira Fenrir" once per turn. During your Main Phase: You can add 1 "Kashtira" monster from your Deck to your hand. When this card declares an attack, or if your opponent activates a monster effect (except during the Damage Step): You can target 1 face-up card your opponent controls; banish it, face-down.

WIND 7

If you control no monsters, you can Special Summon this card (from your hand). You can only use each of the following effects of "Kashtira Unicorn" once per turn. During your Main Phase: You can add 1 "Kashtira" Spell from your Deck to your hand. When this card declares an attack, or if your opponent activates a monster effect (except during the Damage Step): You can look at your opponent's Extra Deck, and if you do, banish 1 monster from it, face-down.

EARTH 2

During either player's turn: You can send this card from your hand to the Graveyard; this turn, each time your opponent Special Summons a monster(s), immediately draw 1 card. You can only use 1 "Maxx "C"" per turn.

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.

LIGHT 11

During the Main Phase, if your opponent Normal or Special Summoned 5 or more monsters this turn (Quick Effect): You can Tribute as many face-up monsters on the field as possible, and if you do, Special Summon this card from your hand, then Special Summon 1 "Primal Being Token" (Rock/LIGHT/Level 11/ATK ?/DEF ?) to your opponent's field. (This Token's ATK/DEF become the combined original ATK/DEF of the Tributed monsters.) You can only use this effect of "Nibiru, the Primal Being" 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 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.

Spell Continuous

You can Normal Summon Level 7 monsters without Tributing. During your Main Phase: You can Special Summon 1 of your non-Xyz "Kashtira" monsters that is banished or in your GY. If your opponent activates a Spell Card or effect, and you control a "Kashtira" monster: You can target 3 cards in your opponent's GY; banish them, face-down. You can only use each effect of "Kashtira Birth" once per turn.

Spell Field

All "Gravekeeper's" monsters gain 500 ATK and DEF. Cards in the Graveyard cannot be banished. Negate any card effect that would move a card in the Graveyard to a different place. Negate any card effect that changes Types or Attributes in the Graveyard.

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 Normal

At the start of your Main Phase 1: Banish 3 or 6 random face-down cards from your Extra Deck, face-down; draw 1 card for every 3 cards banished. For the rest of this turn after this card resolves, you cannot draw any cards by card effects.

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.

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

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 Continuous

Each player can only control 1 Attribute of monster. Send all other face-up monsters they control to the GY.

Trap Normal

When there are 4 or more monsters on the field: Destroy all face-up monsters.

Trap Continuous

Each player can only control 1 Type of monster. Send all other face-up monsters they control to the GY.

Trap Continuous

Activate by paying 1000 LP. Negate the effects of all face-up monsters while they are face-up on the field (but their effects can still be activated).

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

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 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.

DARK 12

5 Dragon monsters Must be Fusion Summoned. Cannot be destroyed by battle with a DARK, EARTH, WATER, FIRE, or WIND monster.

DARK 6

2 monsters with the same Type and Attribute, but different names Any battle damage your opponent takes from battles involving this card is doubled. If this card is sent to the GY: You can draw 1 card. You can only use this effect of "Garura, Wings of Resonant Life" once per turn.

LIGHT 8

1 LIGHT or DARK Dragon monster + 1 Dragon monster If this card is Fusion Summoned: You can target cards your opponent controls, up to the number of LIGHT and DARK monsters used as this card's material; destroy them. If this card is banished: You can target 1 Level 4 LIGHT or DARK Dragon monster you control; its Level becomes 8. You can only use each effect of "Khaos Starsource Dragon" once per turn.

LIGHT 7

2 "Memento" monsters Any monster destroyed by battle with your "Memento" monster is banished. You can only use each of the following effects of "Mementotlan Twin Dragon" once per turn. If this card is Fusion Summoned: You can destroy 1 "Memento" monster in your hand or face-up field, and if you do, add up to 2 "Memento" monsters with different names from your Deck to your hand. If this Fusion Summoned card is destroyed: You can Special Summon 1 Level 6 or lower "Memento" monster from your GY.

WATER 4

2 monsters with the same Attribute but different Types Your opponent cannot target this card, or monsters on the field with the same Attribute as this card, with card effects. Once per turn (Quick Effect): You can declare 1 Attribute; this card becomes that Attribute until the end of this turn.

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 9

3 DARK monsters on the field Gains ATK equal to the total original ATK of all other monsters on the field with a Predator Counter. You can only use each of the following effects of "Predaplant Triphyoverutum" once per turn. ● When your opponent Special Summons a monster(s) from their Extra Deck while you control this Fusion Summoned card (Quick Effect): You can negate the Summon, and if you do, destroy that monster(s). ● If your opponent controls a monster with a Predator Counter(s): You can Special Summon this card from your GY in Defense Position.

DARK 10

2 Level 6 or higher monsters (1 Fusion + 1 Synchro) Your opponent cannot target cards in their field, GY, or banishment, or this card on the field, with card effects. Your opponent takes any battle damage you would have taken. If this card was Fusion Summoned this turn (Quick Effect): You can Special Summon 1 Level 9 or lower "Azamina" monster from your Deck or Extra Deck. You can only use this effect of "Saint Azamina" once per turn.

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.

EARTH

2 monsters, including an EARTH monster (This card is always treated as a "Familiar-Possessed" card.) You can target 1 EARTH monster in your opponent's GY; Special Summon it to your zone this card points to. If this Link Summoned card is destroyed by battle, or is destroyed by an opponent's card effect while in its owner's Monster Zone: You can add 1 EARTH monster with 1500 or less DEF from your Deck to your hand. You can only use each effect of "Aussa the Earth Charmer, Immovable" once per turn.

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.

WIND 7

1 Tuner + 1+ non-Tuner monsters During your Main Phase: You can destroy Spells/Traps your opponent controls, up to the number of "@Ignister" monsters you control. If another card(s) you control is destroyed by battle or an opponent's card effect, while this card is on the field or in the GY: You can banish this card, then target 1 card your opponent controls; shuffle it into the Deck. You can only use each effect of "Wind Pegasus @Ignister" once per turn.

LIGHT 6

1 Tuner + 1+ non-Tuner monsters If this card is Special Summoned: You can increase or decrease its Level by 1. If this card is sent to the GY: You can target 1 face-up card your opponent controls; return it to the hand. You can only use this effect of "Golden Cloud Beast - Malong" once per turn.

DARK

2+ Level 9 monsters If this card is Xyz Summoned: You can send 1 monster from your Extra Deck to the GY. You can target monsters in your GY, up to the number of materials this card has; detach materials from this card equal to the number of those targets in the GY, and if you do, attach those targets to this card as material. If this card is sent to the GY: You can target 1 face-up card on the field; negate its effects until the end of this turn. You can only use each effect of "Mereologic Aggregator" once per turn.

DARK

2 Level 12 monsters During the turn, or turn after, your opponent Special Summoned 2 or more monsters from the Extra Deck, you can also Xyz Summon this card by using 1 monster you control with the highest ATK (your choice, if tied). (Transfer its materials to this card.) If you do, you cannot Normal or Special Summon monsters for the rest of this turn. While this Xyz Summoned monster is on the field, neither player can activate the effects of monsters with 3000 or more ATK. Once per turn: You can detach 1 material from this card; return 1 monster from the field to the hand.