The 2026 Topps Series 1 Baseball pack contains 12 standard-sized trading cards featuring players from the Major League Baseball (MLB) league. This pack includes autographed cards, rookie cards, parallel cards, and inserts, making it a valuable addition to any sports trading card collection. Look for 1952 Mickey mantle redemption card random inserted. The set includes notable players like Aaron Judge and is manufactured by Topps in the United States for the 2026 season. Perfect for fans of the New York Yankees, Chicago Cubs, and Los Angeles Dodgers, this pack offers a variety of cards featuring players from the MLB World Series.