In up to four player co-op, form a group of explorers searching for treasure in randomly generated subterranean labyrinths. The deeper you go, the deadlier it gets. Manage your resources carefully and work together with your team to fight the terrors of the underground, or be prepared to lose everything. The Deluxe Edition contains the Abyssal Gear Pack, an exclusive item set that offers unique cosmetics to help you stand out from the crowd.