Firewall Deck Breakdown

LIGHT 3

If you control a Cyberse monster, you can Special Summon this card (from your hand). You can only Special Summon "Backup Secretary" once per turn this way.

WIND 5

If a Cyberse monster you control would be used as Link Material for a "Code Talker" monster, this card in your hand can also be used as material. If this card is sent from the hand or field to the GY as material for the Link Summon of a "Code Talker" monster: You can target 1 Level 4 or lower Cyberse monster in your GY; add it to your hand, or, if this card on the field was used as material, you can Special Summon it instead, but negate its effects. You can only use each effect of "Code Exporter" once per turn.

EARTH 3

If a Cyberse monster you control would be used as Link Material for a "Code Talker" monster, this card in your hand can also be used as material. If this card is sent from the hand or field to the GY as material for the Link Summon of a "Code Talker" monster: You can send 1 Cyberse monster with 1200 or less ATK from your Deck to the GY, or, if this card on the field was used as material, you can add that card to your hand instead. You can only use each effect of "Code Generator" once per turn.

LIGHT 2

If all monsters you control are Cyberse monsters (min. 1), you can Special Summon this card (from your hand). You can only Special Summon "Cyberse Converter" once per turn this way. When this card is Normal Summoned: You can target 1 face-up monster you control; it becomes a Cyberse monster until the end of this turn.

EARTH 1

If this card is sent to the GY: You can Special Summon this card. If this card is banished: You can Special Summon this card. You can only use 1 "Dotscaper" effect per turn, and only once that turn. You can only use each effect of "Dotscaper" once per Duel.

DARK 2

If a Link Monster is on the field or in either GY, you can Special Summon this card (from your hand). You can only Special Summon "EM:P Meowmine" once per turn this way. If a Link-2 monster you control is sent to the GY or banished face-up (except during the Damage Step): You can banish this card from your GY (if it was there when the monster was sent or banished) or hand (even if not), then target 1 card your opponent controls; return it to the hand. You can only use this effect of "EM:P Meowmine" once per turn.

DARK 4

If this card is sent to the GY as material for the Link Summon of a Cyberse monster: You can Special Summon 1 "Firewall" monster from your Deck, except "Firewall Defenser". You cannot Special Summon monsters the turn you activate this effect, except Cyberse monsters. If a "Firewall" monster(s) you control would be destroyed by card effect, you can banish this card from your GY instead. You can only use each effect of "Firewall Defenser" once per turn.

DARK 4

If this card is sent to the GY as material for the Link Summon of a Cyberse monster: You can Special Summon this card, but banish it when it leaves the field. When an attack is declared involving your Link Monster and an opponent's Link Monster: You can banish this card from your GY; negate that attack, and if you do, until the end of this turn, the original ATK of that opponent's monster becomes 0, also it is unaffected by other card effects, except its own. You can only use each effect of "Firewall Guardian" once per turn.

DARK 5

If this card is sent to the GY as material for the Link Summon of a Cyberse monster: You can add 1 "Cynet" Spell/Trap from your Deck to your hand, then discard 1 card. You can banish this card from your GY; during the End Phase of this turn, shuffle 1 Cyberse monster from your GY into the Deck. You can only use each effect of "Firewall Phantom" once per turn.

LIGHT 1

During your Main Phase: You can reveal 1 Link Monster in your Extra Deck, and if you do, when you Link Summon this turn, you can treat this card as Link Material with the same name, Type, and Attribute as the revealed monster. If this card is sent to the GY as Link Material: You can add 1 Level 5 or higher Cyberse monster from your Deck to your hand. You can only use each effect of "Formud Skipper" once per turn.

EARTH 8

The first time each Cyberse monster you control would be destroyed by a card effect each turn, it is not destroyed. You can only use each of the following effects of "Gatchiri @Ignister" once per turn. ● You can target 1 Cyberse Effect Monster you control; negate its effects, and if you do, Special Summon this card from your hand. ● If this card is sent from the field to your GY: You can target 1 face-up monster you control; that target is unaffected by your opponent's card effects until the end of your opponent's turn.

DARK 2

When this card is Normal Summoned: You can target 1 Link Monster in your GY; Special Summon it to your field so it points to this card, but change its ATK to 0, also negate its effects. You cannot Special Summon monsters, except Link Monsters. If this card in its owner's control is sent to the GY: You can Special Summon this card to your opponent's field in Defense Position. You can only use this effect of "Knightmare Corruptor Iblee" once per turn.

LIGHT 4

If this card is Normal or Special Summoned: You can add 1 Level 3 or lower Cyberse monster from your Deck to your hand. You can only use this effect of "Lady Debug" once per turn.

FIRE 4

You can target 1 face-up monster on the field; you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Cyberse monsters, also Special Summon this card from your hand (but it cannot attack this turn), and if you do, the targeted monster gains 1000 ATK until the end of this turn. You can only use this effect of "Mathmech Addition" once per turn.

FIRE 4

You can target 1 face-up monster on the field; you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Cyberse monsters, also Special Summon this card from your hand (but it cannot attack this turn), and if you do, the targeted monster loses 1000 ATK until the end of this turn. You can only use this effect of "Mathmech Subtraction" once per turn.

DARK 1

If a Cyberse monster you control would be used as Link Material for a "Code Talker" monster, this card in your hand can also be used as material. If this card is sent from the hand or field to the GY as material for the Link Summon of a "Code Talker" monster: You can either add 1 "Cynet" Spell/Trap from your Deck to your hand, or, if this card on the field was used as material, you can add 1 Level 4 Cyberse monster instead. You can only use each effect of "Micro Coder" once 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.

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.

WIND 8

If this card is Special Summoned by the effect of "Parallel eXceed", its Level becomes 4 and its original ATK/DEF become halved. You can only use each of the following effects of "Parallel eXceed" once per turn. ● If you Link Summon: You can Special Summon this card from your hand to your zone that Link Monster points to. ● If this card is Normal or Special Summoned: You can Special Summon 1 "Parallel eXceed" from your Deck.

FIRE 3

When a card or effect is activated that includes any of these effects (Quick Effect): You can discard this card; negate that effect. ● Add a card from the Deck to the hand. ● Special Summon from the Deck. ● Send a card from the Deck to the GY. You can only use this effect of "Ash Blossom & Joyous Spring" 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 4

If you control no monsters in the Extra Monster Zone, while this card is in your hand or GY: You can Special Summon this card, but banish it when it leaves the field, also you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Cyberse monsters. You can only use this effect of "Mathmech Sigma" once per turn. If this card you control is used as Synchro Material for a "Mathmech" monster, you can treat it as a non-Tuner.

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 Quick

Declare 1 card name; banish 1 of that declared card from your Main Deck, and if you do, negate its effects, as well as the activated effects and effects on the field of cards with the same original name, until the end of this turn. You can only activate 1 "Crossout Designator" per turn.

Spell Continuous

If a "Code Talker" monster(s) is Special Summoned from the Extra Deck to your field (except during the Damage Step): You can target 1 of those monsters; add 1 Cyberse monster with the same Attribute from your Deck to your hand, also you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Cyberse monsters (even if this card leaves the field). You cannot add other monsters with that same Attribute to your hand by the effect of "Cynet Codec" this turn, and you can only activate the effect of "Cynet Codec" once per Chain.

Spell Normal

Send 1 card from your hand to the GY; add 1 Level 4 or lower Cyberse monster from your Deck to your hand. You can only activate 1 "Cynet Mining" per turn.

Spell Continuous

If your "Code Talker" monster battles, your opponent cannot activate cards or effects until the end of the Damage Step. During your Main Phase, you can: Immediately after this effect resolves, Normal Summon 1 Cyberse monster, also you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Cyberse monsters (even if this card leaves the field). You can only use this effect of "Cynet Optimization" once per turn.

Spell Normal

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

Spell Normal

Reveal 1 monster in your hand, choose 1 monster from your Deck that has exactly 1 of the same Type, Attribute, Level, ATK or DEF, and banish the revealed monster from your hand face-down. Then add, from the Deck to your hand, 1 monster that has exactly 1 of the same Type, Attribute, Level, ATK or DEF as the monster chosen from your Deck, and banish the card chosen from the Deck face-down. You can only activate 1 "Small World" 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.

Trap Counter

When a Spell/Trap Card, or monster effect, is activated while you control a "Code Talker" monster: Negate the activation, and if you do, banish that card, and if you do, your opponent cannot activate cards, or effects of cards, with the same original name as that card that was banished, until the end of the next turn. You can only activate 1 "Cynet Conflict" 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 Continuous

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

DARK 6

1 Cyberse Ritual, Fusion, Synchro, Xyz, or Link Monster + 1 Cyberse monster During your Main Phase: You can Special Summon 1 Cyberse monster from your hand, then you can make this card's Level become the same as that monster. When your opponent activates a Spell/Trap Card or effect, while you control a Link-4 or higher Cyberse monster (Quick Effect): You can banish this card from your field or GY; negate that activation. You can only use each effect of "Cyberse Desavewurm" once per turn.

DARK

2+ Effect Monsters Your opponent cannot activate cards or effects in response to this card's effect activations. If this card is Link Summoned: You can target 1 Link Monster that was used as material for its Link Summon; this card gains ATK equal to that monster's Link Rating x 1000. You can banish 1 Link Monster from your field or GY; destroy 1 card your opponent controls, also for the rest of this turn, you cannot banish monsters with that same Attribute to activate this effect of "Accesscode Talker".

DARK

2 Effect Monsters Gains 500 ATK for each monster this card points to. Cannot be destroyed by battle or your opponent's card effects, while this card points to a monster.

LIGHT

2 Cyberse monsters If this card is Link Summoned: You can Special Summon 1 Cyberse monster from your hand to your zone this card points to. You can only use this effect of "Code Talker Inverted" once per turn.

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.

WIND

2+ Cyberse monsters When this card is Link Summoned: You can choose unused Main Monster Zones equal to the number of monsters currently in the Extra Monster Zones; those zones cannot be used while this monster is face-up on the field. You can only use this effect of "Excode Talker" once per turn. Monsters this card points to gain 500 ATK, also they cannot be destroyed by card effects.

LIGHT

2+ monsters Once while face-up on the field (Quick Effect): You can target monsters on the field and/or GY up to the number of monsters co-linked to this card; return them to the hand. If a monster this card points to is destroyed by battle or sent to the GY: You can Special Summon 1 Cyberse monster from your hand. You can only use each effect of "Firewall Dragon" once per turn.

DARK

3+ Cyberse monsters Negate any monster effects activated by your opponent during the Battle Phase. (Quick Effect): You can send 1 Cyberse monster from your Deck or Extra Deck to the GY, and if you do, this card gains the Attribute of that monster sent to the GY, also it gains 2500 ATK. You can only use this effect of "Firewall Dragon Darkfluid - Neo Tempest Terahertz" once per turn. This card can attack monsters a number of times each Battle Phase, up to the number of different Attributes it has.

DARK

3+ Effect Monsters (Quick Effect): You can target cards your opponent controls or in their GY up to the number of different card types (Ritual, Fusion, Synchro, Xyz) you control and in your GY; return them to the hand, also this card gains 500 ATK for each returned card. If a monster this card points to is destroyed by battle, or sent to the GY: You can target 1 Cyberse monster in your GY; Special Summon it. You can only use each effect of "Firewall Dragon Singularity" once per turn.

DARK

1 Level 4 or lower Cyberse monster When your opponent activates a Trap Card (Quick Effect): You can Tribute this card; negate that card's effect, and if you do, banish it. If this card is in your GY (Quick Effect): You can Tribute 1 "@Ignister" monster that was Summoned from the Extra Deck; Special Summon this card. You can only use each effect of "Linguriboh" once per turn.

DARK

1 Level 4 or lower Cyberse monster If this card is sent to the GY as material for a Cyberse Link Monster with 2300 or more original ATK: You can Special Summon this card, but banish it when it leaves the field. You can only use this effect of "Link Decoder" once per turn.

DARK

2+ Effect Monsters Your opponent cannot target Link-4 or higher monsters you control with card effects, also they cannot be destroyed by battle. If you control a "Firewall" Link Monster (Quick Effect): You can banish Link Monsters from your GY whose combined Link Ratings equal exactly 3; Special Summon this card from your GY, but banish it when it leaves the field. You can only use this effect of "Protectcode Talker" once per turn.

WATER

2 Cyberse monsters You can target 1 Cyberse monster in your GY; Special Summon it in Defense Position, but negate its effects, also you cannot Special Summon monsters for the rest of this turn, except Cyberse monsters. You can only use this effect of "Splash Mage" once per turn.

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.

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.