The Forever Knights wage a unified war against all aliens living on Earth. Ben threatens the Knights with his Ultimate forms to force a truce. Season 3: The Dagon War (Episodes 33–52)
The series picks up immediately after the finale of Alien Force . Ben is now 16 years old and arguably the most famous superhero on the planet after his secret identity is exposed to the world. He wields the , a modified version of the Omnitrix that allows him to "evolve" his aliens into their combat-hardened "Ultimate" forms. ben 10: ultimate alien all episodes
– Jennifer Nocturne, a famous Hollywood actress, helps her unhinged supervillain boyfriend, Captain Nemesis, break out of prison, leading to a dark, fugitive-style road trip. The Forever Knights wage a unified war against
– Vilgax betrays the Flame Keepers' Circle to break the seal holding back the Dagon. Old George steps in with his legendary sword, Ascalon, to stop him. Ben is now 16 years old and arguably