Panini presents the 2026 Donruss MLB Baseball Trading Card Mega Box. Each box contains 6 packs with 20 cards per pack. Look for Mega Box Exclusive Blue Velocity and Electricity Parallels! Look for Retail Exclusive Ultra-Rare Whammy Insert! Look for Autographs or Memorabilia Cards! Find 2 Autograph or Memorabilia per box, on average. New/Factory Sealed