Heraldry Change
Trap Normal

Heraldry Change

  • Archetype:
  • Heraldic

  • View:
  • 2816




When an opponent's monster declares an attack: Special Summon 1 "Heraldic Beast" monster from your hand, then end the Battle Phase.




 
 
AI Power Analysis
Board breaker / Going-secondConfidence: MediumEvaluated Oct 8, 2026
48± 6/ 100
Power Score
Intrinsic 48
Deck 48

Heraldry Change — Power Evaluation

Final Score: 48 ± 6 · Confidence: Medium

  • Intrinsic: 48 · Deck: 48 · Meta: provisional
  • Primary role: Board breaker / Going-second · Secondary: Material body

Why it scores here

Heraldry Change converts a set trap into one Special Summon of a Heraldic Beast from hand during the opponent's attack, then ends the Battle Phase. The card does not negate the attack or remove the attacker, so its interaction is soft: it blocks further battle damage this turn rather than stopping the attacking monster. Its score comes from being a live, archetype-consistent defensive trap in Heraldic decks (9 of 10 sampled decks, with the Heraldic Beast partners at 100% co-occurrence), not from its text strength. Its card-neutral exchange and archetype lock keep it in the middle band.

Axis scores

Axis Score Evidence
Accessibility 55 Set trap that needs a Heraldic Beast monster in hand to pay off; it is in 10/10 sampled Heraldic-family decks but there are no starter or searched observations (inferred, decks observed).
Combo & Conversion 40 Text gives one body plus a Battle Phase end, with no combo boards to confirm a larger conversion (verified from text, no combo data).
Resource Economy 45 Spends one trap card to put one monster from hand onto the field, which is card-neutral tempo rather than card advantage (verified from text).
Effect & Interaction 50 Ends the Battle Phase on the opponent's attack declaration, which blocks follow-up attacks but does not negate or remove the attacker (verified from text).
Material Utility 20 The card itself is not a material body, and the summoned Heraldic Beast is only a secondary body; no material evidence was supplied (inferred).
Resilience & Flexibility 40 A face-down trap is exposed to negation and the summon depends on a Heraldic Beast in hand; no interaction data was supplied to test this (inferred).
Deck-Building Efficiency 60 Runs 1 to 3 copies per deck (avg 1.5) in a single-archetype shell with no garnet or lock burden beyond the archetype requirement (observed from decks).

Calculation

Weight profile: 0.7 Board breaker / Going-second + 0.3 Material body. Intrinsic ≈ 48, Deck ≈ 48, Meta = provisional. Modifiers: Archetype-locked restriction (-2). Final formula: 0.40*Intrinsic + 0.60*Deck

Strengths

  • Adds a body from hand during the opponent's attack, so the card is still useful when the attack goes through
  • Ends the Battle Phase, which blocks follow-up attacks in the same turn
  • Consistently run in Heraldic decks (9/10 sampled decks in the archetype, 1.5 copies on average)

Weaknesses

  • Does not negate or remove the attacking monster
  • Needs a Heraldic Beast monster in hand to be worth playing
  • No combo or starter data, so its conversion ceiling is text-only

Counters / choke points

  • Negation of the trap while it is set (verified as a general trap risk; no specific counter cards were supplied)
  • Opponent attacks timed around the trap, or attacks without a declared target (inferred)

Best use

Defensive trap that adds a Heraldic Beast body and blocks the rest of the Battle Phase. Decks: Heraldic. Suggested copies: 2.

Evidence & gaps

  • Verified: Trap card: on an opponent's monster attack declaration, Special Summon one Heraldic Beast monster from hand, then end the Battle Phase; Archetype: Heraldic
  • Observed: Appears in 10 of 10 sampled decks, 1.5 copies on average, 9 Heraldic decks plus 1 unaffiliated
  • Inferred: Soft defensive interaction because it ends the Battle Phase instead of negating the attacker; Archetype-locked use, since the summon target is a Heraldic Beast
  • 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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