There are four Detachments: the Ordos Xenos, Hereticus, and Malleus, and an Imperialis Fleet commanded by an all-powerful Rogue Trader. 27 datasheets cover Inquisitors, Imperial Breachers, Adeptus Astartes, Assassins, Deathwatch units, and other Imperial servants. Rules are included for the Inquisitor’s Hand Combat Patrol, and a Crusade section in which you undertake clandestine Shadow Operations.