Cooper Flagg unveils NBA Debut Patch card, the hobby’s next big chase

Cooper Flagg unveiled his highly anticipated Topps Chrome Rookie Debut Patch card at Fanatics Fest in New York on July 17, 2026, marking a significant moment in his young NBA career. The Dallas Mavericks star, who averaged 21 points per game in his rookie season, shared how he practiced his autograph relentlessly in high school to prepare for this day.

What makes the card special?

The one-of-a-kind autographed card features the Debut Patch from Flagg’s first NBA game, worn on his Mavericks jersey. Due to its value, a placeholder redemption card will be inserted in packs of the 2026 Topps Chrome Basketball Update Series, set to release on August 6. Other rookies like Kon Knueppel and Dylan Harper also have highly anticipated Debut Patch cards in this set.

Why it matters for Cooper Flagg

Flagg’s card is expected to fetch even higher prices than Paul Skenes’ record-setting $1.11 million Debut Patch card from 2025. The Mavericks star admitted to being nervous while signing the card, calling it the most important of his career. His journey from daydreaming in history class to becoming NBA Rookie of the Year highlights his dedication.

What comes next?

The card’s eventual sale could set a new benchmark for sports collectibles. Flagg’s debut jersey, which includes the patch, will also be a prized item for collectors. As the NBA Debut Patch program expands to other sports, Flagg’s card remains a standout piece in the hobby’s growing market.