2026 Topps Series 2 Baseball Mega Box

2026 Topps Series 2 Baseball Mega Box

2026 Topps Series 2 Baseball continues the year-long celebration of the 75th Anniversary of Topps Baseball, delivering an exciting Mega Box format loaded with stars, rookies, inserts, parallels, and exclusive retail chase content!

This flagship release from Topps celebrates 75 years of baseball collecting with a deep 350-card Base Set featuring today’s biggest MLB stars, top rookies, Future Stars, League Leaders, and team cards. Designed for collectors looking for more cards and more opportunities to chase rare content, the Mega Box offers an expanded break experience.

Collectors can celebrate Topps history through anniversary-themed inserts and premium autograph content including Cover Athletes, 75 Years of Topps Die-Cut Autographs, and 75 Years of Topps Baseball Autographs. Series 2 also delivers a full lineup of numbered color parallels and fan-favorite insert sets that continue to define flagship baseball collecting.

Popular inserts such as All Aces, Heavy Lumber, and Home Field return, while continuing Series 1 favorites including Base Card 1952 Variations and 1991 Topps Baseball carry over into Series 2 for even more nostalgia and chase appeal.

Autographs and relics remain a centerpiece of the release with collectors hunting for Real One Autographs, Flagship Autograph Patch Cards, City Connect Swatches, and ultra-rare one-of-one In the Name relics.

Mega Box collectors should also keep an eye out for exclusive 1991 Topps Baseball Crackle Parallels found only in this configuration.

Box Configuration:

• 14 packs per box
• 14 cards per pack

Look For:

• 1991 Topps Baseball Crackle Parallels (Mega Box Exclusive)
• Real One Autographs
• Flagship Autograph Patch Cards
• City Connect Swatches
• In the Name 1/1 Relics
• Cover Athletes Inserts
• 75 Years of Topps Die-Cut Autographs
• 75 Years of Topps Baseball Autographs
• All Aces Inserts
• Heavy Lumber Inserts
• Home Field Inserts
• Base Card 1952 Variations
• 1991 Topps Baseball Inserts
• Numbered Color Parallels
• Future Stars & Rookie Cards
• 350-Card Base Set