Knuckles the Echidna

Knuckles the Echidna is the main character from the 2003 anime "Sonic X". As the last survivor of his clan, he has spent most of his life in seclusion on Angel Island. Knuckles is honest and somewhat gullible, often finding himself in conflicts with Sonic due to his short temper. He serves as the Guardian of the Master Emerald, giving him a sense of responsibility and purpose.