Jen 10 (Ben Tennyson Earth 656)

Jennifer "Jen" Tennyson was a normal 13 year-old kid until he found the Omnitrix (dimension 656), a powerful watch-like device that allowed him to turn into ten different aliens. he grew to be a true hero, he had become famous only his hometown of Bellwood, but on Earth and beyond no. Ben has also been deputized by the Plumbers and gained more aliens as time progressed