- 1 rare/mythic rare with extended art - 1 foil rare/mythic rare - 9 foil commons/uncommons - 3 special frame cards (borderless planeswalkers or "showcase" cards) - 1 ancillary card (non-foil version of any card otherwise not found in traditional boosters, such as the Buy-a-Box promo - 1 foil token
Collector Boosters are turbocharged booster packs loaded with delicacies for collectors and anyone who wants to style out their deck.