Firewall
Trap Continuous

Firewall

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When your opponent declares a direct attack, you can negate that monster's attack by removing from play 1 Pyro-Type monster in your Graveyard. Pay 500 Life Points during each of your Standby Phases. If you do not, destroy this card.




 
 
AI Power Analysis
Removal / NegationConfidence: MediumEvaluated Oct 9, 2026
44± 8/ 100
Power Score
Intrinsic 45
Deck 44

Firewall — Power Evaluation

Final Score: 44 ± 8 · Confidence: Medium

  • Intrinsic: 45 · Deck: 44 · Meta: provisional
  • Primary role: Removal / Negation · Secondary: Floodgate / Control

Why it scores here

Firewall is a continuous trap that answers only direct attacks, and each answer costs a Pyro from the Graveyard, so its value depends on a resource the deck must keep stocked. Its recurring 500 LP cost and forced destruction on a missed Standby Phase make it a real drain, and it converts nothing into board or card advantage. The 9 sampled decks confirm it is a consistent single-copy inclusion in Volcanic and Yubel shells, but that frequency is not strength. High-tier stats earned no points here because the card has no combo presence and no searcher.

Axis scores

Axis Score Evidence
Accessibility 45 A set trap with no searcher; it needs a Pyro already in the Graveyard to function, and the 9 decks confirm it is run but not that it is live in most hands (observed, inferred).
Combo & Conversion 10 No recorded combo boards include it and the text builds no board or extra body by itself (verified, observed).
Resource Economy 20 Each activation removes a Pyro from the Graveyard with no return, and the 500 LP per Standby is a recurring cost (verified).
Effect & Interaction 45 Negates direct attacks repeatedly while Pyro fuel lasts, but does nothing against non-direct attacks or effects (verified, inferred).
Material Utility 0 A trap card cannot be used as material (verified).
Resilience & Flexibility 45 Stays on the field across turns, but a single destruction or removal ends it and the LP clause can force it off (inferred).
Deck-Building Efficiency 60 One copy in every sampled deck with no garnets, but it costs a back-row slot and needs Pyro fuel and LP management (observed, inferred).

Calculation

Weight profile: Primary role Removal / Negation weights only; Floodgate secondary not blended (no combo evidence to support the extra weight). Intrinsic ≈ 45, Deck ≈ 44, Meta = provisional. Modifiers: none. Final formula: 0.40*Intrinsic + 0.60*Deck

Strengths

  • Repeatable direct-attack negation from one Pyro in the Graveyard
  • Single-copy, no garnet, easy to run in Pyro-based shells
  • Present across 4 gameplay types and 6 archetype entries in the sample

Weaknesses

  • Only answers direct attacks, so it does nothing against monster effects or battle-phase attacks from non-direct sources
  • Needs a Pyro in the Graveyard for every use
  • Recurring 500 LP cost with forced destruction on a missed Standby Phase
  • No combo presence and no searcher

Counters / choke points

  • Non-direct attacks and effect-based removal
  • Graveyard hate that strips the Pyro fuel
  • Monster effects that do not depend on a direct attack

Best use

Removal / Negation. Decks: Volcanic, Yubel. Suggested copies: 1.

Evidence & gaps

  • Verified: Negates a direct attack by removing a Pyro-Type monster from the Graveyard; Requires 500 LP paid each Standby Phase or the card is destroyed; Trap card, cannot be material
  • Observed: Present in 9 of 9 sampled decks, always 1 copy, all in the main deck; Partners cluster around Volcanic cards, which appear in 44% of decks
  • Inferred: Usable repeatedly while Pyro fuel remains, since the text has no once-per-turn clause; Weak against non-direct attacks and effect-based removal
  • Data gaps: no combos supplied — combo conversion is text-only inference no guides supplied no banlist token — assumed 3 copies (unlimited) no usage statistics (StatisticsCard) — archetype inclusion % inferred from deck sample only











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