2026 Topps Series 1 Baseball Celebration Mega Box import_2021_10_29_213846 All-New designs across the product

All-New designs across the product to fit the theme and feel of the league during 2022-23

Autograph watch

#'d to 999) | Rookie Redemptions (201-250)

1 Base Light Blue and White Glitter Holiday Parallel

and Secret Rares

2026 Topps Series 1 Baseball Celebration Mega Box import_2021_10_29_213846 All-New designs across the productEach Box contains 1 Base Card Opening Day Parallel and at least 7 Base Card Confetti Parallels, on average! The 2026 Topps Series 1 Baseball Celebration Mega Box arrives just in time for MLB Opening Day, building on the flagship release and continuing the celebration of 75 Years of Topps Baseball. Celebration delivers the 350 card Series 1 base set, featuring today's biggest stars, top rookies, Future Stars, League Leaders, and team cards. Collectors