Ben 10: Alien Force
Five years later, 15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has reconfigured his Dna and can now transform him into 10 brand new aliens. Joined by his super-powered cousin Gwen Tennyson and his equally powerful former enemy Kevin Levin, Ben is on a mission to find his missing Grandpa Max. In order to save his Grandpa, Ben must defeat the evil Dnaliens, a powerful alien race intent on destroying the galaxy, starting with planet Earth.Five years later, 15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has reconfigured his Dna and can now transform him into 10 brand new aliens. Joined by his super-powered cousin Gwen Te... Read more
Starring Yuri Lowenthal, Greg Cipes, Dee Bradley Baker, Ashley Johnson
Watch "Ben 10: Alien Force" on MAX released in 2008. It's a action & adventure and animation show, and has a rating of 7.5 out of 10 from Imdb which is usually fine for this kind of show.