The card features a patch from the jersey Flagg wore during the first half of his NBA debut with the Dallas Mavericks, as well as his signature.
The Topps card, which is a numbered rookie debut patch autograph card, is believed to be worth potentially more than $1 million and was signed by Flagg in July during Fanatics Fest in New York.
The Flagg card is expected to sell for millions of dollars at auction, surpassing the $1.1 million Paul Skenes' RDPA card sold for last year.
Industry experts estimate the card could fetch upwards of $5 million at auction and the Flagg card was found during a YouTube live stream.
Topps announced Monday that the one-of-one Cooper Flagg Rookie Debut Patch Autograph card was pulled in Rhode Island, crediting RhodyBreakers. The card had been the top chase in 2025-26 Topps Chrome ...
The Mavericks recently offered a “bounty” in exchange for the Flagg card that included two premium season tickets for 32 years.
Cooper Flagg's coveted one-of-one numbered rookie debut patch autograph card was found in Rhode Island on Monday night.
A coveted Cooper Flagg rookie card was found in his home region of New England. Members of RhodyBreakers, a group within the Baseball Cards of Rhode Island card shop, unpacked the prized rookie card ...