Zero

Zero is the main antagonist of Eden.

Personality
Zero opposes the return of humanity, and uses his army to prevent it. He seeks out any hint of them, causing E92 and Robot 2 to have to shelter Sara away when she is found. He is shown to act hostile, and will not hesitate to attack anyone who defies him, or is associated with humans.

Past
Zero used to be a human, but became a robot because of his project, The Eden Project.