But Knuckles arrives in the Sonic movie universe and ... Sonic is able to convince Knuckles that the two of them should join forces, with both agreeing that Robotnik should definitely not be ...

Sonic the Hedgehog 2 movie trailer: Dr. Robotnik (Jim Carrey) and Knuckles (Idris Elba). Image source: YouTube The two sides will fight over access to the Chaos Emeralds in the sequel. These ...