Ben 10 Alien Force Vietsub (BEST)

Ben 10: Alien Force is an American animated television series created by Man of Action (a group consisting of comic book writers Joe Kelly, Duncan Rouleau, and Steven T. Seagle) and produced by Cartoon Network Studios. It's the sequel to the original Ben 10 series and follows the adventures of Ben Tennyson and his friends as they fight against evil forces.