Necrons like reviving themselves, which makes them a deadly species in Warhammer 40K. Learn more about Necrons' units and strategies here. One such Chapter is the Blood Angels, the Sons of Sanguinius.
The Chaos Daemons are apparently leaving the Chaos Space Marine Codexes in Warhammer 40,000. This could get interesting.
The Retributors return from the first Astartes, but we also see Marines from the Blood Angels, the Mortifactors, the Sons of Medusa, and the Scythes of the Emperor. According to the Warhammer ...