Contents:
30 The Lost Caverns of Ixalan Set Boosters
12 Magic: The Gathering cards per booster
1-4 cards of rarity Rare or higher in every pack
1 Art Card (foil-stamped Signature Art Card replaces the Art Card in 10% of Boosters)
3-7 Uncommon cards
3-7 Common cards
1 Land card (Traditional Foil in 20% of packs, Full-Art Land in 30% of Boosters)
1 Traditional Foil card
1 token/ad card, Helper card, or a special card from Magic's history-found in 25% of packs.