Along the way, he is still being pursued by Knuckles the Echidna who, still believing that Sonic is planning to steal the island's Master Emerald, hinders his progress and is still hiding the Chaos Emeralds around the floating island.
Robotnik (whose orbital weapon, the Death Egg, crashed back down to the floating island). The direct sequel to Sonic the Hedgehog 3, Sonic & Knuckles continues the story of Sonic the Hedgehog, who must venture deeper through Angel Island to track down Dr. Sonic & Knuckles is a 2D action platformer developed by Sonic Team (with assistance from Sega Technical Institute, which would be the last Sonic game they contributed to) and published by Sega for the Sega Genesis on October 18, 1994. Overview Knuckles the Echidna is now in your control.
