A fearsome Adeptus Mechanicus Knight House, the Knights of House Rhinehof have been known as the Reapers of the Omnissiah since the days of the Great Crusade. In the centuries of the Long Night, House Rhinehof earned the dubious distinction as one of the most destructive of the belligerent forces involved in the ancient Knight Wars and as a near apocalyptic force upon the theater of the Great Crusade.