Human

A Clovis Bray employee who tested snow gear on the Martian north pole.
Vex researcher at the Ishtar Collective. Several Vex simulations of him released into the Vex networks.
Engineer of the Ares One mission apparently the builder of the first iteration of Rasputin.
Patient D of the transmission test enrolled because he needed the money. Given Fortitude 3.1 which decreased his voice.
A member of the SIVA development team that had misgivings about the ethics of the project.
Captain of the Exodus Black. The Vex studied him and copied his memories into a harpy.
Captain of the First Fleet that journeyed out into the Darkness. Killed by the Hive and rended into a weapon.
Golden Age Lieutenant who was stationed on Io at one poit.
Vex researcher at the Ishtar Collective. Several Vex simulations of him released into the Vex networks.