2025 Onyx Vintage Extended Series Baseball Mega Box

2025 Onyx Vintage Extended Series Baseball Mega Box

The 2025 Onyx Vintage Extended Series Baseball Mega Box delivers one of the strongest hit-focused formats in the Onyx lineup. Every box averages ten on-card autographs along with four parallels, giving collectors a high volume of signatures from elite prospects and rising stars. Each pack contains one on-card autograph, making this release a consistent choice for collectors who enjoy guaranteed hits. The Vintage design style continues the classic look that fans expect, while the extended checklist adds even more depth for prospect chasers.

This year’s edition highlights top-tier young talents across professional baseball, international programs, and standout college rosters. Collectors can search for signatures from players who are beginning to make headlines, including Paul Skenes, Kevin McGonigle, Konnor Griffin, and many others who represent the next wave of stars. The on-card format gives each autograph a premium feel and reinforces the long-term desirability of the set.

Parallel autograph tiers add additional chase elements throughout the product. Low-numbered versions, such as Silver, Gold Inscribed, Black, and Teal Bordered variations, introduce scarcity that enhances the value of top names. With ten autographs per box and a diverse pool of emerging talent, the 2025 Onyx Vintage Extended Series Mega Box provides a rewarding break for prospect collectors and anyone tracking the future of the sport.

• 10 On-card autographs per box
• 4 Parallel cards per box
• 1 autograph per pack on average
• Release Date: November 7, 2025