Contains 12 booster packs with 15 cards each:

- 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.