Board Thread:Speculation, Theories, and Rumors./@comment-9340689-20140228005740/@comment-679780-20140817035442

And Dr. Eggman has big rings on Sonic's head which made his contract with Nack. BUt Nack being the coward as he is, never sticks around when things go nasty for him, but for some reason, Dr. eggman reluctantly allows him his assistance serving as a comedic pair.