Fan finds rare 1-of-1 Cooper Flagg trading card worth millions
Yahoo Sports • 1 min read • Latest: Aug 11, 2026, 4:20 PM
Last updated Aug 11, 2026

A fan in Rhode Island has uncovered a rare 1-of-1 Cooper Flagg trading card, which is expected to be valued at up to $1.5 million. The card features Flagg's signature and a patch from his NBA debut, during which he recorded a double-double. The card was revealed during a livestream by RhodyBreakers, a local card shop. The Dallas Mavericks have made a significant offer that includes a signed Flagg jersey and 32 seasons of tickets, though the shop has yet to disclose its plans for the card.
- •The card includes Flagg's signature and a jersey patch.
- •The Mavericks have a standing offer for the card.
- •The highest-selling Flagg card to date reached over $300k.
- •Flagg won the NBA Rookie of the Year Award after his debut.
- 4:20 PMYahoo Sports — Lucky fan pulls rare 1-of-1 Cooper Flagg trading card
"An NBA fan recently found the incredibly rare 1/1 Cooper Flagg trading card.
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