In a fit of stubbornness, the Omnitrix transforms Ben into Grey Matter and leaves him stuck in that form for longer than normal. During this time, he is captured by Howell Wayneright, an alien-obsessed nerd whom then gets himself and Gray Matter captured by a secret society of knights known as the Forever Knights. The […]

While visiting Washington, D.C., Ben confronts Dr. Animo, a disgruntled scientist whose Transmodulator can mutate living animals, and even resurrect dead ones, and eventually learns a lesson about what being a hero really means.

During a trip in St Louis, Ben and Gwen meet a female alien named Xylene, who locates the Omnitrix and confronts Ben under the impression that he had stolen it. But when Max comes to defend them, he and Xylene recognize each other as old comrades and sweethearts. The two reminisce later that night, and […]

When a television show called Super Alien Hero Buddy Adventures shows up, Ben gets angry and demands credit since it stars cartoon versions of Fourarms, Heatblast, and Wildmutt. Furthermore, it has replaced his favorite show, Kangaroo Commando. It just so happens Ben and Gwen are visiting Planetary Studios in Hollywood at the time, so he […]

Distracted by Ben and Gwen quarreling, Max almost hits a young camper named Gilbert on the road. They take the boy back to his camp, Camp Opinicon, only to find no one there. As they investigate the premises, they find two more children, twins named Andy and Mandy, who are hiding from something that caused […]

During a battle with Dr. Animo, the Omnitrix is accidentally set to self-destruct. In order to stop it, Ben, Gwen, and Tetrax travel across the vastness of space to track down the Omnitrix’s creator, Azmuth.

After damaging Gwen’s new laptop, Ben enters a mutant wrestling competition as Four Arms to earn some money to replace it, becoming an instant celebrity. During the tournament, he fights a pair of mutant brothers who owe a mob boss a large sum of money to save their farm. They entered the competition to pay […]