Ben 10

In the classic 2005 animated series Ben 10, ten-year-old Ben Tennyson sets out on a mundane, summer-long road trip in the "Rust Bucket" RV with his brilliant cousin Gwen and their mysterious Grandpa Max. The summer takes a sci-fi turn when Ben discovers a crashed alien capsule containing the Omnitrix—a powerful, watch-like device that permanently attaches to his wrist. The device grants him the ability to transform into ten distinct, formidable alien species, each possessing unique superpowers. With Gwen’s sharp wit and Max’s hidden tactical past guiding him, Ben learns to wield these powers to fight off extraterrestrial threats and mutated villains—most notably the intergalactic warlord Vilgax, who is desperate to claim the Omnitrix for his own cosmic conquest.