Argus originally served the Armada as the personal bodyguard of Prince Vekar, however he was destroyed by Noah Carver. He was later rebuilt by Ulysses who added several upgrades to the robot, expanding his vocabulary and giving him a limited range of emotions, most notably his desire for vengeance against Noah for destroying him. However, Argus' new body is far from perfect as Kendall was able to destroy his motor control system, which had been left exposed.