Notable sources include the Public, TheSportster, and Old Sports Cards. ... The 2020 National Treasures NFL Shield Justin Herbert card was sold for $1.8 million in 2022 through a private sale.

If you still have your old football card collection sitting around, you came to the right place! ... This Justin Fields Flawless NFL Shield Auto last sold in August of 2023 for $39,621.

In 2021, a 2017 National Treasures NFL Shield Patrick Mahomes rookie autographed card sold at a private auction for $4.3 million, setting a new record for the most expensive football card ever ...