Kevin's pursuit of power leads him to put the Plumber's children in danger, causing Ben and Gwen to clash over their opposing methods to stop him. Meanwhile, Gwen tries to find a way to reverse Kevin's corrupted state.
Aired: Apr 23, 2010A cunning thief sets its sights on NASA's cutting-edge spaceship components, ...
Aired: Apr 30, 2010Ben must juggle his various responsibilities as the Forever Knights attempt t...
Aired: May 7, 2010Ben's enemies join forces to take down his family, prompting him and his alli...
Aired: May 14, 2010Ben's dream of starring in a new video game turns nightmarish as he discovers...
Aired: May 21, 2010The next episode will see the team battling an escaped extraterrestrial, lead...
Aired: May 28, 2010Desperate to break free from his encasing suit, P'Andor seeks Kevin's assista...
Aired: Jun 4, 2010The team faces off against Andreas, a former Aggregor prisoner now controlled...
Aired: Jun 11, 2010Consumed by a desire for revenge, Ra'ad seeks to avenge the horrific fate tha...
Aired: Jun 18, 2010Captain Nemesis, Ben's long-admired hero, has unexpectedly turned into his gr...
Aired: Oct 10, 2010Aggregor's ship crippled by the Plumbers forces him to think quickly, leading...
Aired: Oct 10, 2010Aggregor's powers escalate as he absorbs the skills of his vanquished foes, d...
Aired: Oct 15, 2010The team grapples with a moral dilemma as they weigh the ethics of taking cre...
Aired: Oct 22, 2010Aggregator's relentless pursuit of the map's next crucial piece leads him to ...
Aired: Oct 29, 2010A mystical realm beckons as Gwen embarks on a perilous quest, seeking the exp...
Aired: Nov 5, 2010The protagonists embark on a challenging journey through a virtual reality ma...
Aired: Nov 12, 2010A surprising ally joins the team in a last-ditch effort to thwart Aggregor's ...
Aired: Nov 19, 2010Kevin's pursuit of vengeance takes a deadly path as he targets a Null Void pr...
Aired: Dec 3, 2010Ben and Gwen attempt to safeguard Argit from Kevin's relentless pursuit by tr...
Aired: Dec 10, 2010Kevin's pursuit of power leads him to put the Plumber's children in danger, c...
Aired: Dec 10, 2010Gwen's desperate attempt to rescue Kevin comes to a head, while Ben engages i...
Main Cast
Guest Starring
Seasons: 2
Current Status: Ended
Network: Cartoon Network
Production Country: United States
Currently, you have the opportunity to watch "Ben 10: Ultimate Alien" by streaming it on the following platforms: Spectrum On Demand. Additionally, viewers have the option to either rent or purchase "Ben 10: Ultimate Alien" on the following digital platforms: AppleTV, Amazon, Google Play, YouTube.
