Warhammer 40,000: Space Marine 2 features a lot of ways to customize your loyalist Astartes or Heretic Chaos Space Marines. In the 41st Millennium there is only fashion, so here is every piece of armor available in Space Marine 2. Warhammer 40,000: Space Marine 2 features a lot of ways to customize your loyalist Astartes or Heretic Chaos Space Marines. In the 41st Millennium there is only fashion, so here is every piece of armor available in Space Marine 2.