Magic The Gathering: Collector Booster Box

In terms of contents, you get fifteen cards in a Collector Booster, and the contents can vary from set to set. On average, a Collector Booster comes with four Rares and Mythic Rares, a mix of eleven Commons and Uncommons, and one foil token with all cards either in foil or have an alternative art. In some cases, these cards can be rare such as alternative art Planeswalker cards or even gorgeous full art lands that tie in with the set.

You can also open foil etched and extended art cards only in Collector Boosters. Also, you can open extended art cards from the Commander preconstructed decks that tie in with the set's release, these are not available in Draft or Set Boosters either. As for Booster Boxes, Collector Booster boxes come in boxes of twelve boosters instead of the typical thirty-six in a Draft Booster box.