Magic Set Boosters are a product introduced for Zendikar Rising in 2020. Each pack comes with fourteen objects, twelve of which are Magic playing cards. The other pieces are an Art card and a Marketing card / Token.
Set boosters come in 30 packs to a booster box display rather than 36.
Release Date: August 7, 2020
24 packs per booster box
15-card booster packs, with two rares and two foil cards per pack! (And, yes, those foils can be up to two additional rares.)
Two non-foil borderless showcase box topper cards included in each booster box