2023 MLB Topps Series One Mega Box

The 2023 MLB Topps Series One Mega Box delivers the excitement of Topps flagship baseball with a massive card count, top rookies, exclusive inserts, and colorful retail parallels. Each Mega Box includes 16 packs with 14 cards per pack, giving collectors plenty of opportunities to pull stars, rookies, short prints, autographs, relics, and numbered parallels. Chase one of the strongest rookie classes in recent years featuring Adley Rutschman, Gunnar Henderson, Michael Harris II, Triston Casas, and Anthony Volpe while hunting fan-favorite inserts like Stars of MLB, 1988 Topps Baseball, Heavy Lumber, and Home Field Advantage. With exclusive retail content and strong rookie potential, the 2023 Series One Mega Box is a great option for collectors of all levels.