Lore
Krypton, like the rest of the Redox Protocol, is a role, a key component, not the real identity of the man in the mismatching bodysuit. Indeed he seems positively uncomfortable in it. His helmet has a bullet hole in it, and seems to have been taken from a totally different set of life-presevering armour. Krypton says it fits better, and seems to share non of the concerns of his Van Saar brothers for it's proper function, indeed he doesn't even seem to have the transdermal ports like others of the House of Artifice. Whoever is fulfilling the role of Krypton though, he's really handy with a shotgun...