Chao (Sonic the Hedgehog)

A Chao is an odd species of the Sonic the Hedgehog series, that first appeared in Sonic Adventure, later remade into Sonic Adventure 2: Battle, making that their first Nintendo appearance. Chaos are relatively peaceful species, except for the Dark Chao. Although they do not make a very big impact in many Sonic games, they are usually part of a Mini-game like mode of the game, which allows the player to look after the Chao is a style similar to the Tamagotchi. The only two notable Chao's, are Chaos, the mutant Chao, and Cheese, Cream's best friend.