Guardian is the title given to the current generation Echidna protector of Angel Island and Chaos Emerald from internal and external threats. When a Guardian comes of age and has an heir to replace himself/herself, they will typically go on to become part of the Brotherhood of Guardians in Haven. (KtE: #16, #21) The title of Guardian is also bestowed upon the protector of the Sol Emeralds from the Sol Zone. (CSE)