Neo Metallix was created by Grimer to aid in his plan to destroy Sonic's reputation. With the KBC misleading the public with its televised slander, the Neo Metallix was deployed under the guise of Sonic to provide evidence to back up Kane's lies. It announced to the world that 'Sonic' would be the new ruler of Mobius and launched a Mega Mack bomb at the Green Hill Zone. The real Sonic managed to stop the bomb and was apprehended shortly afterwards. When the Freedom Fighters arrived to rescue him, the Neo Metallix had already taken his place in the holding cell. As they made their getaway, it attacked them and damaged their hovercraft before making its escape to an underground volcano in the Hill Top Zone, where it had imprisoned the real Sonic. There, it tormented Sonic for days without th