A landmark card sale creates attention. It also creates assumptions.
The 2025 Topps Royalty John Cena WrestleMania Patch Autograph 1/1 has reached six figures with time left in the auction. What does that number tell us about Cena cards, wrestling cards, and other markets where sales data is thin?
Brett breaks down the difference between a signal and a comp, introduces the evidence ladder, and shares a process collectors can use before buying, selling, or repricing a card.
One sale can be historic without becoming universal.
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