Synopsis: Sonic has prevented the Sword of Acorns from falling into Doctor Robotnik's clutches, but now it's in the hands of the notorious Kodos, Mobotropolis' former warlord. As if the situation wasn't bad enough, when some unexpected visitors arrive at Doctor Robotnik's doorstep asking for aid, it's up to Sonic to talk them out of such a hasty decision. But why aren't they willing to listen to him?
Synopsis: Knuckles is on the loose and more dangerous than ever. His fellow echidnas sic none other than the Weasel siblings Nack and Nic on his trail to bring him back. Could there be a showdown in Sonic's feature?