2023 Panini National Treasures #103 is a baseball card featuring Marcelo Mayer of Boston Red Sox. This card belongs to the Platinum parallel.
CardReactor identifies this as a autograph card and memorabilia card.
Compare other cataloged versions of #103 Marcelo Mayer from this set: Base, Holo Gold parallel, Holo Silver parallel, Laundry Tag parallel, Printing Plates Black parallel, and Printing Plates Cyan parallel.
Other Marcelo Mayer cards in this set include #19 Base, #19 Holo Gold parallel, #19 Holo Silver parallel, #19 Laundry Tag parallel, #19 Printing Plates Black parallel, and #19 Printing Plates Cyan parallel.
