Chaos is also known by the echidnas as the "God of Destruction".
|Series||Sonic the Hedgehog|
|First Appearance||Sonic Adventures|
|Gender||N/A, referred to as male|
|Color Scheme||Light transparent blue|
|Eye Color||Emerald Green|
|Occupation||Elemental water spirit and Chao guardian|
Chaos ( カオス, Kaosu) is a water-like being who was the first known protector of the Chaos Emeralds,Master Emerald,and the Chao and also the one who almost destroyed the echidna tribe.When Chaos absorbs the negative energies of all seven Chaos Emeralds,it will become into a giant water-beast known as "Perfect Chaos".