Board Thread:Questions and Answers/@comment-11357862-20130730012902/@comment-4901718-20130910195628

That is the reason because this was a good history, Vilgax was the great villain of Ultimate Alien and Alien Force, but Vilgax is not the most Powerfull or the best villain, you only need to do something like this an emotional end and for you 6f5e4d, Kevin was a villain in every series of Ben10 the Rooters are the maing antagonist of the arc, they no are powerfull but yes know what they have to do for destroy Ben10