Nautilus does not remember his life before the incident.
Nautilus does not know WHAT exactly he is now. He isn’t human any longer his iron suit has become a shell.
Nautilus is mostly a male identifying being of few words this does not mean he is stupid or ignorant,
Nautilus does not care for most mortal affairs only getting involved if he perceives a interest.
Nautilus does not sleep or eat.
Nautilus’s dark energies power his abilities but also bond him to his anchor to the point where he can recall it to his hands with out expending effort. (Like in a failed Dredge line.)
Nautilus power over water is controlled by his dark energies which pervade his being.
More to come.