Sports cards · Pokémon · TCG · auctions
Collectible market intelligence built on verified sales, auction results, and real collector demand.
Featured report · Sep 29, 2026
Three headline sales, one extraordinary week: Cooper Flagg’s debut patch auto 1/1, a high-grade Pikachu auction, and a benchmark Sandy Koufax rookie.
Watch the report ↗Latest reports
Original reporting that puts the transaction, auction context, and collector demand in the same frame.
Record-setting sports card and Pokémon sales, examined together.
Watch reportPSA, BGS, SGC, and CGC compared through exact-match market evidence.
Upcoming Report — Publishing September 30, 2026A collector-first look at set, condition, grading, and real market context.
Watch reportA record card sale and the risk that arrived two days later.
Coming Oct 7, 2026What modern TCGs can—and cannot—replicate about Pokémon’s collector economy.
Coming Oct 11, 2026Our standard
Market coverage is strongest when the claim, evidence, and limits remain visible.
Real transactions.
Numbers without hype.
Why the market moves.
Coverage areas
Focused beats, one evidence standard.
Latest Reports
A filterable archive of verified sales, auction analysis, grading comparisons, and the stories moving collector demand.
A market report on three verified sales that reset expectations across sports cards and Pokémon.
An exact-match comparison of PSA, BGS, SGC, and CGC results across sports, era, grade, and card.
Upcoming Report — Publishing September 30, 2026. Video link will be added after release.
A practical report on the details that turn childhood cards into meaningful market evidence.
The story of a record patch auto sale and how quickly a player market can absorb new information.
Scheduled for Oct 7, 2026. Video link will be added after release.
A comparison of modern TCG collector economies—and the moat created by Pokémon’s multigenerational nostalgia.
Scheduled for Oct 11, 2026. Video link will be added after release.
About
The hobby has more data than ever, but collectors often lack context.
Cardboard Signal turns scattered transactions into clear, independent market reporting—without a product pitch attached.
Verify the transactionWe distinguish completed sales from list prices, estimates, and reported private figures.
Match the evidenceSet, player, parallel, grade, venue, and timing are part of the story—not footnotes.
Explain the movementWe connect auction results with collector demand and the events shaping attention.
Stay independentNo promotion. No hype. No promise that a past result predicts the next one.
Editorial philosophy
“Clear evidence. Honest context. No pitch attached.”
Cardboard Signal exists to help collectors understand what happened, why it matters, and which evidence deserves attention. Curiosity drives the coverage; discipline keeps it honest.
Sponsors
Reach collectors interested in sports cards, Pokémon, TCG, grading, auctions, and the stories shaping collectible markets.
Cardboard Signal is a growing media platform focused on collectible market intelligence. Partnerships should add useful context to the audience experience, never blur the line between analysis and promotion.
Every collaboration is clearly disclosed and shaped around editorial trust.
Partnership standard
The same rigor applied to our reports carries into every partner integration.
Clearly disclosed placements within long-form research and market reports.
Purpose-built storytelling around a relevant category, product, or collector service.
Longer-term alignment across a focused coverage area.
Tell us about the brand, category, and collector audience you want to reach.
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Know What’s Worth Chasing.
Latest report
An $8.04M Card Shattered Records
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