The Artificial Chaos P-1 (人工カオスP-1 Jinkō Kaosu P-1?) is an enemy that appears in Sonic Adventure 2 and Sonic Adventure 2: Battle. It is a model of synthetic life-forms created by Professor Gerald Robotnik as a part of the Artificial Chaos project, a series of experimental cyborg weapons based on the ancient deity Chaos which roam the Space Colony ARK.