Dr.Eggman Nega

Doctor Eggman Nega (ドクター・エッグマン・ネガ Dokutā Egguman Nega?)  is a major antagonist in the  Sonic the Hedgehogseries. He is a  human scientist and the descendant of  Dr. Eggmanfrom approximately  two hundred years into the future, though he initially introduced himself as Dr. Eggman's alternate counterpart from  Blaze's world. He is the primary nemesis of  Blaze the Cat and Silver the Hedgehog.