This literation of the best friend of Sonic we know, was promised to be the same's sidekick. He tried to convince Sonic that he was his best friend, killing Shadow and Knuckles because of his obsession and craziness, saying they were imposters. Sonic said that he was not his best friend, so he said that this Sonic was an imposter, and has gone to search the "Real Sonic", in different universes, and stumbled with.