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2021 Topps Opening Day Baseball Hobby Box

by Topps
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Product Highlights

  • Look for Autographs & Relic Cards!
  • Collect Mascot Cards!
  • Look for Turf War Dual Diamond Relic Cards!


2021 Topps Opening Day Baseball Hobby Box

2021 Topps Opening Day returns to celebrate some of the best players in the game, with fun and innovative cards.

2021 Topps Base Set, Outstanding Opening Day Insert, and Legends of Baseball Insert designs

Opening Day Parallels of the entire paper Base set- including 1/1 Edition.

Insert Cards- 1 per pack

Collect all 220 Base cards!



Base Cards:

Collect 220 Base Set cards

Look out for Insert cards from the following sets:
- Outstanding Opening Day
- Legends of Baseball
- Mascots o Opening Day
- Sticker Collection Preview Cards

Also, be sure to chase the following Short Print sets:
-Walk this Way!
- Opening Day Origins
- Dugout Peeks
- Base Card Variations

Autograph/Autograph Relics/Relic Cards:

NEW for 2021 are Turf War Dual Diamond Relic Cards
- Dual relic featuring dirt from the Front player's ballpark

Other Relic cards include:
- Opening Day Relics
- Mascot Relics
- Diamond Relics
- Major League Mementos Relics
- Mascot Patch Relic Cards

Randomly-inserted Autograph cards of up to 30 players
- Opening Day Autographs
- Mascot Autographs
- Ballpark Profile Autographs

Autographed Diamond Relic dirt cards featuring up to 15 players

Mascot Autograph Relic cards featuring up to 10 mascots

36 Packs Per Box, 7 Cards Per Pack