Collector Boosters are supercharged booster packs, loaded with nothing but the best. Each pack includes 15 of the most desirable cards from The Lost Caverns of Ixalan.
 
Each The Lost Caverns of Ixalan Collector Booster contains:
15 Magic: The Gathering cards
5 cards of rarity Rare or higher in every pack
4 Uncommon cards
4 Common cards
1 Full-Art Land
1 Traditional Foil Jurassic World™ Card (Rare or Land)
10-13 Traditional Foil cards in every pack
1 Traditional Foil double-sided token