Factory Sealed Collector Booster Box. Collector Boosters are supercharged booster packs, loaded with nothing but the best. Each pack includes 15 of the most desirable cards from Zendikar Rising. Contents: • 12 Zendikar Rising Collector Boosters/case • Each pack: 16 Zendikar Rising cards, designed to show off the most beautiful cards of the set • Also in each pack: 1 double-sided foil token