About the 2025 Leaf Optichrome Baseball Hobby Jumbo Box

- Leaf Trading Cards is proud to introduce 2025 Leaf Optichrome Baseball, a brand new addition to the Leaf Baseball product portfolio! Showcasing Leaf’s patented metal technology, this release features a full spectrum of baseball talent from the past, present, and future!
- Collectors can expect stunning designs, low-numbered inserts, parallels, and high-end chase throughout the product. Look for the extremely rare Glow Base and Glow Autograph versions!
- New to Optichrome Baseball: memorabilia cards! This release includes an incredible lineup of signed legends, top prospects, and game-used memorabilia cards featuring some of baseball’s greatest icons, including Lou Gehrig, Babe Ruth, Mickey Mantle, Ted Williams, Willie Mays, and more!
- Available exclusively in the Jumbo Edition: Optichrome Combat Signatures! These unique inserts highlight stars from boxing, MMA, and wrestling in a crossover collectors won’t want to miss!
- Look for an exciting checklist of multi-signature cards, falling 3 to 4 per case. These combinations of prospects and legends will appeal to collectors of all ages! The combination of multi-signatures cards will excite baseball card collectors young and old!