Innervasion (1) Ben 10 : Season 2 Episode 36

The stakes are super high as Vilgax warns Ben that the Omnitrix is now a gateway through to where an evil alien empire will invade Earth. Ben and Vilgax must team up to go inside the dangerous Omnitrix and stop this new threat. Ben must trust his instincts and his skills to overcome the voices inside his head if he is to defeat the giant adversary.