Topps presents the 2022 MLB Heritage blaster box! This box includes 7 packs per box with 9 cards per pack. In addition, there is one extra pack! That is a total of 72 cards! be on the look out for Real One Autographs and Relics! The annual MLB cardboard journey moves to 1973 in 2022 Topps Heritage Baseball. Like every year, the retro brand pairs classic designs with modern collecting elements.