"Ben 10: Alien Force" is an animated television series that follows the adventures of Ben Tennyson, a young hero who can transform into various alien forms using the Omnitrix, a powerful device. Set five years after the original Ben 10 series, Ben teams up with his cousin Gwen Tennyson and their friend Kevin Levin to combat new threats and villains. In this series, Ben faces more complex challenges and learns to take on greater responsibilities. The show explores themes of friendship, teamwork, and personal growth as the trio battles against enemies like Vilgax and other intergalactic foes.