Chaos Chao
There are three Chaos Chao. The Chaos Chao require a lot of time and patience to get. The reason why they are so rare and hard to create, is because they are immortal and never die. Here is how to make them:
THE LIGHT CHAO
First of all you must reincarnate your Chao at least twice. When this is done, you must then give the Chao ONE of EVERY animal (Yes, all 21 animals - NO CHAOS DRIVES).