Thread:TheSitcomLover/@comment-4220590-20160529122058/@comment-3399576-20160625133451

Because Dr. Eggman created him, making him more powerful, only for his own creation to turn on him. It just means his creation turned on him and wanted to be a loner. But Dr. Eggman is still the creator, the one originally responsible, and will pretty much always be the main antagonist in the franchise.