Each booster contains cards revolving around 1 of 10 possible themes, like Mystic Mischief or Totally Ruthless. Just grab two packs and shuffle them together for wild combos and a fun, unique, easy gameplay experience. Dominaria United Jumpstart Boosters contain 20 Magic cards (including all the lands you need to play). In every pack, you’ll find 2 Rare cards, 1 of which may be a Mythic Rare, and 2 Land cards that are Traditional Foil. If you’re looking to maximize your mash-up, Dominaria United Jumpstart Boosters are compatible with all other Jumpstart products.