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Sir Knuckles the Echidna is a Mobian Echidna and the last in a line of Guardians of 天使 Island. From the age of three, Knuckles was trained 由 his father Locke to assume the mantle of Guardian 由 the age of 10. Within the last few years, Knuckles has discovered that he is not the last of his kind, and that threats from all over Mobius are threatening his home. While originally operating alone, Knuckles has developed 老友记 and teammates-formed into a group known as the Chaotix, which he leads-over time to assist him with his role...

(ignore the [edit] things, they're not suppose to be there)
Julie-Su is a Mobian Echidna and the girlfriend and distant releative of Knuckles the Echidna. Born the daughter of Luger and Mari-Su, Julie-Su was brought up amongst the Dark Legion. After her parents were murdered 由 her half-sister Lien-Da she was placed in the foster care of Simon and Floren-Ca before she was taken away from them as well. Serving as a support troop in the Dark Legion for years, she eventually left it to 加入 Knuckles and his group, the Chaotix. Since then she has fought along Knuckles' side and continues to function...