2026 Topps Series 1 Baseball Celebration Mega Box (Ships Sealed Only) - D

The 2026 Topps Series 1 Baseball Celebration Mega Box arrives with exclusive parallels and hits timed for Opening Day. This release honors 75 years of Topps Baseball with a 350-card base set featuring today's biggest stars, top rookies, Future Stars, League Leaders, and team cards.

Each box is loaded with guaranteed parallels and chase cards. You'll find one Opening Day Parallel base card per box, plus at least seven Confetti Parallels on average. The set includes 75th anniversary-themed inserts, returning favorites like Dugout Peeks, Walk this Way, and Gameday Drip, plus team mascot cards. Autographs and relics round out the experience.

What's included

• 14 packs, 14 cards per pack
• 1 Opening Day Parallel base card per box
• At least 7 Confetti Parallel base cards per box
• 75th anniversary inserts and exclusive holo foil parallels
• Autographs and relics

Whether you're hunting for rookies, parallels, or hits, this Mega Box delivers the volume and variety that make Series 1 a collector favorite.

Terms and Conditions

All sales are final. No returns or exchanges.
We reserve the right to cancel any order for any reason

Please review our Terms and Conditions before completing your purchase. By purchasing this product, you acknowledge that you have read, understood, and agreed to our Terms and Conditions here:
Terms and Conditions