The 2025 Topps Chrome Update Series Baseball Mega Box delivers premium chromium shine with an expanded checklist highlighting MLB rookies, stars, and key midseason call-ups. Mega Boxes are loaded with exclusive Chrome parallels, vibrant refractors, and short-print inserts not found in standard formats. Collectors can chase rookie debuts, future stars, and chrome-finished favorites, all sealed in a sleek Mega Box configuration designed for high visual appeal and strong hit potential. A perfect choice for collectors looking to add shine and depth to their 2025 baseball card collection. Fanatics Authentic Redemptions included in these Authentic Exclusive Mega Boxes!(1 in 250) Six Cards per Pack: Four Base Cards and At Least One Base Card Topps Fractor Parallel Two Base Card Refractor Parallels, One Base Card Prism Parallel, Two Base Card Raywave Parallels, Ten Base Card Topps Fractor Parallels and Four Insert Cards per Box Seven Packs per Box 2025 Topps Chrome Baseball Update Series returns with more power, parallels and chases than before. Find the Lava Lamp Rookie Autograph parallel extending the set from Topps Chrome, Autographs of fresh rookies and MLB Debut Patch Rookie Autographs of over 250 rookies. Build the entire 200-card Base Set across a rainbow of color and tech parallels. Look for Retail Exclusive Parallels in Every Box.