Wattcancel
Trap Counter

Wattcancel

  • Archetype:
  • Watt

  • View:
  • 3784




When your opponent would Normal or Special Summon a monster: Discard 1 "Watt" monster; negate the Summon and destroy it.




 
 
AI Power Analysis
Removal/NegationConfidence: MediumEvaluated Oct 7, 2026
58± 6/ 100
Power Score
Intrinsic 56
Deck 59

Wattcancel — Power Evaluation

Final Score: 58 ± 6 · Confidence: Medium

  • Intrinsic: 56 · Deck: 59 · Meta: provisional
  • Primary role: Removal/Negation

Why it scores here

Wattcancel is a set Trap whose value is a summon-negation that also destroys the summoned monster, paid for by discarding a Watt monster. That 1-for-1 trade with a hard-to-play-around timing earns the interaction and accessibility points, and its 24-deck, 12-archetype presence with strong Watt-core partner rates supports a practical role. Its ATK and DEF are 0 and it has no monster body, so none of its score comes from stats; the combo axis stays low because no board data was supplied, so it is text-only.

Axis scores

Axis Score Evidence
Accessibility 60 Live only when a Watt monster is in hand to discard, and it is set in 24 decks with 100% partner rate for Wattcobra (observed; the in-hand condition is verified from text).
Combo & Conversion 35 No combo boards were supplied, so the only evidence is that it blanks a summon and destroys a monster, with no measured board value (inferred).
Resource Economy 45 Costs a discard and yields a destroyed opposing monster, which is roughly even card economy with a possible net gain when the discarded Watt monster has no other use (inferred).
Effect & Interaction 70 Negates and destroys any Normal or Special Summon from the set zone, but does not touch spells, traps, or effect activations (verified from text).
Material Utility 5 A Trap card with no monster body, so it provides no material value (verified from card type).
Resilience & Flexibility 40 A set Trap that can be removed in the backrow, and its condition needs a Watt monster in hand; the partner list shows Harpie's Feather Duster among common co-decks (inferred).
Deck-Building Efficiency 55 Used 1.58 copies on average with max 3, so it is a cheap, non-garnet slot, but it is tied to the Watt discard cost (observed copy counts; cost restriction verified from text).

Calculation

Weight profile: Removal/Negation profile; no secondary role blend. Intrinsic ≈ 56, Deck ≈ 59, Meta = provisional. Modifiers: none. Final formula: 0.40*Intrinsic + 0.60*Deck

Strengths

  • Negates and destroys a Normal or Special Summon from the set zone, a hard-to-play-around timing
  • Appears in 24 decks across 12 archetypes, with strong co-occurrence with the Watt core (observed)
  • Cheap, non-garnet slot, averaging 1.58 copies per deck (observed)

Weaknesses

  • Summon-only: does not stop spells, traps, or effect activations (verified from text)
  • Requires discarding a Watt monster, which restricts the cards it can run alongside (verified from text)
  • A set Trap that backrow removal can clear before the summon happens (inferred)

Counters / choke points

  • Backrow removal that destroys the set Trap before the summon (inferred)
  • Opponent summons with no Watt monster available to discard, so the cost cannot be paid (inferred)

Best use

Summon-negation trap in the Watt core. Decks: Watt.

Evidence & gaps

  • Verified: Card text: when the opponent would Normal or Special Summon a monster, discard 1 Watt monster to negate the Summon and destroy it; Card type is Trap Card, so it is set and has no ATK or DEF; Formats: TCG, OCG, MasterDuel
  • Observed: Present in 24 of the sampled decks, with 1.58 copies per deck on average (max 3); Strong Watt-core partner rates: Wattcobra 100%, Wattuna and Watthydra 95.8%; Guide 868 names a Watt OTK line that runs it
  • Inferred: Its main role is summon negation, so Negation/Interaction is the primary role; Its interaction window is limited to Summons, which is the main limitation; Combo conversion is text-only because no combo boards were supplied
  • Data gaps: no combos supplied: combo conversion is text-only inference no banlist token: assumed 3 copies (unlimited) no usage statistics (StatisticsCard): inclusion % inferred from the deck sample only no rulings data for the discard-cost timing











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