Each pack includes 1 Snow Land (15% chance of foil), 7 Assorted Commons and Uncommons, 1 Snow Common/Uncommon or Showcase Uncommon or Theme Booster Rare not found in Draft Boosters, 1 card of any rarity, 1 Rare or Mythic Rare, and 1 Foil of any rarity. A foil-stamped Signature Art card replaces the Art card in 5% of Set Boosters, and a card from The List replaces the Ad card in 25% of Set Boosters.