The 2026 Topps Series 1 - Juan Soto Flagship trading card features the MLB World Series event/tournament, showcasing the New York Mets player, Juan Soto, in a standard-sized card manufactured by Topps. This English-language baseball card is a part of the Major League Baseball (MLB) league, with a 20 Pt. card thickness made of card stock. While the card is not autographed, it is authenticated by Topps, making it a valuable insert in the Topps Series 1 set for collectors and fans of sports trading cards.