The Brothers' War Jumpstart Booster Box contains 18 The Brothers' War Jumpstart Boosters. Each booster has a theme. Just grab two packs and shuffle them together for wild combos and a unique gameplay experience that's great for a quick, casual game, for older players looking to jump back in, or for giving new players a fun, simple way to learn the game.The Brothers' War 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, The Brothers' War Jumpstart Boosters are compatible with all other Jumpstart products.