Robotnik creates a robot son to help him capture Sonic, but the robot defects to Sonic's side.

Full Tilt Tails

Robotnik makes chewing gum that makes the consumer as fast as Sonic, and then Tails steps on it himself.

MacHopper

Robotnik attempts to brainwash a kangaroo who acts like Crocodile Dundee into doing his dirty deeds, but an explosion causes his memory to become unstable.

Momma Robotnik Returns

Momma Robotnik is loose from the Home for Really Bizarre Mothers, and she wants to adopt, of all Mobians, Sonic the Hedgehog.

Spaceman Sonic

Sonic and Tails are blasted into space whilst trying to prevent Robotnik from launching a deadly rocket towards a space station.