2026 Leaf Electrum Baseball Super Mega Box delivers the most loaded configuration of Leaf's electrifying baseball release, featuring an incredible combination of premium autograph content, elite prospects, legendary players, and exclusive Super Mega-only chase cards.
Each Super Mega Box contains 8 autograph cards and 2 exclusive Vibrance or Flash autograph cards, with every card in the product numbered to 25 or less. This premium release showcases tomorrow's baseball superstars alongside some of the greatest names in baseball history.
Collectors can chase exclusive Super Mega autograph content, multi-signed cards, rare booklet cards, and some of the hobby's most exciting prospect signatures.
Only available in the Super Mega configuration, collectors can find exclusive autograph content not available in standard Hobby boxes.
These exclusive designs create some of the most desirable chase cards in the entire Electrum lineup.
Search for the innovative Electrum Collection booklet cards featuring a premium four-panel design that showcases multiple artistic elements from across the product.
These booklet cards represent some of the most unique and visually impressive hits available in 2026 Leaf Electrum Baseball.
Look for guaranteed autograph opportunities from many of baseball's most highly regarded prospects, including:
Super Mega boxes offer enhanced opportunities to pull autograph cards from this elite prospect lineup.
Collectors can uncover a variety of autograph designs throughout the product, including:
Every card in 2026 Leaf Electrum Baseball is serial numbered to 25 or less, ensuring premium scarcity across the entire product.
2026 Leaf Electrum Baseball Super Mega Box delivers one of the strongest autograph values of the year, combining elite prospect talent, exclusive Super Mega content, premium booklet cards, and ultra-low-numbered scarcity into one high-end baseball release.
