The March of the Machine Prerelease Pack contains 6 March of the Machine Draft Boosters, 1 Traditional Foil, year-stamped Rare or Mythic rare card, 1 new Mythic Rare card (Traditional Foil in 18% of Prerelease Packs), 1 code card to unlock 6 March of the Machine boosters in Magic: The Gathering Arena, 1 deck box, and 1 Spindown life counter.