Sonic Universe - Knuckles: The Return

Issues #9–12, known as 'Knuckles: The Return', in which Knuckles and his teammates, the Chaotix, set out to capture the Echidna villain Dr. Finitevus and punish him for his recent involvement in Knuckles' brief possession by the evil entity Enerjak. As a result of the search, they end up fighting Dr. Finitevus and his temporary allies, a chapter of the Dark Egg Legion composed almost entirely of Platypus members, led by Grandmaster Bill, a former Freedom Fighter. ...