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Simian asks the team for help when a DNAlien takes over his home world.
Ben faces Tecadon killer robots that have been programmed to kill him. Each robot is more powerful than the last one. Ben's only chance to survive is for Gwen to find out who commissioned the robots.
Julie gets Ben to visit a charity organization who wants to improve the world with alien technology. Ben soon discovers the charity's benefactor is an old enemy.
Ben finds out there's a new show called 'Ben 10: Live." He finds an old enemy running the show and cashing in on his fame.
Julie suddenly leaves a tennis tournament and spends all her time with Ben.
Ben's Ultimate transformations have developed their own personalities. Now they want their freedom from Ben.
Colonel Rozum asks the team to investigate an island of garbage where people have been disappearing.
Ma Vreedle goes to Earth to expand her family by creating clones and using all the water on Earth.
The Flame Keepers realize their mistake too late. Vilgax wants the power of Daigon. The Forever Knights are out to destroy Daigon. Ben and the team try to sort things out.
A Techadon weapon master comes to Earth and wants the Ultimatrix.
Azmuth reveals the origin of the sword and how he first encountered Old George. Ben comes to a decision on how to handle the Daigon.
Gwen and co revisit Legerdomain in hopes of rescuing Charmcaster. Introducing NEW ALIEN, Eetle!
Charmcaster & Darkstar team up to destroy Ben, Gwen and Kevin.
Movie starlet Jennifer Nocturne is recaptured by the evil Captain Nemesis!
Dr. Animo returns! Introducing NEW ALIEN, Juryrigg!
Albedo attempts to get the ultimatrix by invading Ben's mind.
The final battle between the Forever Knights and Dagon's Esoterica is in full swing, with Ben caught in the middle!
The Forever Knights battle Diagon's Esoterica, and Ben's plan to help the knights fails.
After defeating Vilgax, Ben battles Dagon in his True Form as Ultimate Way Big.
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