Refractor Field
This piece of equipment produces an energy field that gives the model a 5+ Invulnerable save. This may be used instead of the model's normal Armour save.
Source: Codex: Imperial Guard (2003), p. 35
This piece of equipment produces an energy field that gives the model a 5+ Invulnerable save. This may be used instead of the model's normal Armour save.