I know its been awhile.
Argus better known through out the C.I.S ranks as Prototype was a once freelance bounty hunter who once worked for the C.I.S. He was caught in an explosion that cause him to surgically remove his brain into a prototype robotic suit. His dept the the C.I.S was so large that they made him a permanent agent. He later killed himself after completing mission: "Body thief".