The Iron Halo is part of the Space Marine Armoury. It is a special award given to a Space Marine who has shown exceptional initiative or bravery on the battlefield. It incorporates a powerful conversion field, similar to the Rosarius or Refractor Field.
Famous Iron Halo users
- Marneus Calgar, Chapter Master of the Ultramarines
- Brother-Captain Sicarius of the Ultramarines
- Commander Dante, Chapter Master of the Blood Angels