The Zac Gallen 2020 Topps Chrome Rookie Autographs #RA-ZG /499 is a baseball trading card featuring the Arizona Diamondbacks pitcher. This card is part of the 2020 Topps Chrome set, with a limited print run of 499. It is a rare Refractor parallel variety, showcasing Zac Gallen's signature and making it a valuable addition to any baseball card collection. Made by Topps in the United States, this Rookie Autographs insert set captures a promising rookie player in the Major League Baseball season.