The Spiritforged Pre-Rift Event Kit contains everything you need to run a 16 player prerelease event. Each player Pre-Rift Kit contains a mini-preconstructed deck (6 varieties), containing a Champion Legend, Champion Unit, and all the runes that Champion needs to operate. Each of the 16 player Pre-Rift Kits also includes five Spiritforged boosters so players can crack packs and build decks structured around their precon Champion.