Chao World

Chao World is a world that appears in Sonic Adventure 2 and its ports. According to the map, it's located outside of the city.

Characters

 * Sonic
 * Tails
 * Knuckles
 * Shadow
 * Dr. Eggman
 * Rouge

Trivia

 * Tails and Dr. Eggman don't use their mechs while inside the Chao World.