2025 Topps Baseball Series 2 Mega Box Each Mega Box contains sixteen (16) packs. Each pack contains fourteen (14) 2025 Topps Series 2 Base cards including thirteen (13) base cards + one (1) Stars of MLB Insert Card Chase Rare and Mega Box Exclusive – Mega Stars Insert Cards and 1990 Topps Baseball & Topps All Star Baseball numbered Parallels Chase all the favorite Parallels form Topps Flagship Series including RETAIL EXCLUSIVE Holo Foil, Aqua Holo Foil, Pink Holo Foil, Purple Holo Foil #'d to 250, Blue Holo Foil #'d to 150, Green Holo Foil #'d to 99, Gold Holo Foil #'d to 50, Orange Holo Foil #'d to 25, Black Holo Foil #'d to 10, Red Holo Foil #'d to 5 and Platinum Holo Foil #'d 1/1 NEW Inserts – Summer Superstars, OPS Bests and Duos Hunt for ALL KINGS insert- new, innovative technology featuring the best hitters past and present. Limited!, K ZONE- Die-cut SP featuring the top pitchers in MLB and ? Zone- Die-cut SSP featuring the top pitchers in MLB Retail Exclusives - Stars of the MLB and Rounding the Bases Autograph Relics Hunt for AUTOS - Major League Material Autos, Major League Material Dual Autos, City Connect Swatch Collection Autos, Heavy Lumber Auto Relics, Baseball Stars Autos, Baseball Stars Dual Autos, Baseball Stars Triple Autos, 1990 Topps Baseball Autos, First Pitch Autos, World Champion Autos, World Champion Duel Autos, Signature Tunes Dual Autos and Flagship Real One Autos With the MLB season in full swing, it's time to celebrate with 2025 Topps Baseball Series 2—available this June. Collectors will find the league's current stars, greats from the past, and rising rookies featured on base cards, inserts, and autograph and relic cards. The 350-card set includes MLB stars, rookies, Future Stars, League Leaders, Team Cards, and more!