Knuckles the Echidna

Learn about Knuckles the Echidna, guardian of Angel Island's emeralds and the last descendant of an ancient civilization in Sonic the Hedgehog 3.

Knuckles has spent most of his life on Angel Island, serving as the guardian of the island's precious emeralds. He is the sole living descendant of an ancient civilization.

Robotnik has deceived Knuckles, convincing him that Sonic intends to steal the emeralds. Knuckles is a cunning trickster who uses his intimate knowledge of Angel Island to impede your progress throughout the game.