ben 10 created by the man of action studios. the first episode was shown on december 27, 2005-present on cartoon network. the main character, ben tennyson, is a ten-years old boy who can turn himself into many different aliens including 10 original aliens. ben and his rival girl cousin named gwen are on summer with their grandpa, max tennyson. the main villains are vilgax, kevin levin and occasionally charmcaster and the forever knights.