Luckily, Amy Rose quickly appears to save the day, taking out all the robots with her piko piko hammer. This scene sets up Amy Rose's major role in Sonic the Hedgehog 4, but it is unlikely that ...

Predating him by several years is Metal Sonic, a Sonic-resembling robot created by Dr. Eggman ... the limited amount of screen time he'd likely get means he'd be more likely to be used for ...

It seems the same is true for [James Bruton]’s impressive Sonic the Self-Balancing robot, even with bendable knees and force sensitive legs. We covered the mechanical side of the project ...