Ben 10: Ultimate Alien - Season 1
Run Time: 23 mins
Air Date: Fri, 23 Apr 2010
Average Rating: ⭐ 8.2 (865 votes)
Cartoon Network20 Episodes
Fame
Season 1 - Episode 1
Ben's secret is out. As Ben deals with his newfound fame, a new threat emerges as a thief steals parts of a new advanced spaceship from NASA...
Duped
Season 1 - Episode 2
Ben is supposed to attend a tournament to support his girlfriend, but the Forever Knights are trying to break into a museum. Ben tries to us...
Hit 'Em Where They Live
Season 1 - Episode 3
After Jimmy Jones reveals Ben's identity, some of his enemies (such as Zombozo, Rojo, Charmcaster, Vulkanus, and Sevenseven) team up to try ...
Video Games
Season 1 - Episode 4
Ben gets an offer to star in his own video game, but the designer's real motives are part of a plan to destroy Ben.
Escape from Aggregor
Season 1 - Episode 5
The team encounters another alien who escaped from Aggregor and, through him, learns more about Aggregor's goals.
Too Hot to Handle
Season 1 - Episode 6
P'Andor, escaped from Aggregor, now wants help to escape his encapsulating suit, but Kevin's the first to perceive that that's a fatally bad...
Andreas' Fault
Season 1 - Episode 7
Then team encounters another of Aggregor's escaped prisoners, Andreas, whom Argit is using as part of a scheme against the Forever Knights.
Fused
Season 1 - Episode 8
Ra'ad, the last of Aggregor's escaped prisoners, attacks Ben and informs the team of the true fate of his comrades. He finds a safe hiding p...
Hero Time
Season 1 - Episode 9
Ben meets his hero, Captain Nemesis, who's become jealous of all the attention Ben attracts.
Ultimate Aggregor
Season 1 - Episode 10
Aggregor has all five aliens. The Plumbers manage to disable Aggregor's ship, forcing Aggregor to find a new way to absorb their powers. The...
Map of Infinity
Season 1 - Episode 11
Aggregor has absorbed all the powers of his captured aliens. Now he's after the Map of Infinity.
Reflected Glory
Season 1 - Episode 12
Cash and JT convince the team to allow them to take credit for the team's actions so they can earn money for Cash's mother's operation.
Deep
Season 1 - Episode 13
Aggregor is after the next piece of the map on a watery planet.
Where the Magic Happens
Season 1 - Episode 14
Aggregor escapes to a magical dimension. Gwen asks for Charmcaster's help to pursue him. The team learns about Charmcaster's past and why sh...
Perplexhahedron
Season 1 - Episode 15
With the fourth piece of the Map of Infinity almost in Aggregor's clutches, the gang chase him through the artificial planetoid known as Per...
The Forge of Creation
Season 1 - Episode 16
As the team makes its final attempt to stop Aggregor, they find an unexpected ally, and one person will make a fateful decision with lasting...
Nor Iron Bars a Cage
Season 1 - Episode 17
Kevin's out for payback on anyone who has ever crossed him. His next stop is a prison in the Null Void. Ben and Gwen try to stop him, where ...
The Enemy of My Enemy
Season 1 - Episode 18
Argit asks Ben and Gwen for protection from Kevin, so they take him to the nearest Plumbers Academy, but that won't stop Kevin.
Absolute Power (1)
Season 1 - Episode 19
Kevin starts going after Plumbers kids to gain more power. Ben and Gwen continue to argue about how to handle the situation. Gwen tries to f...
Absolute Power (2)
Season 1 - Episode 20
Final confrontation with Kevin. While Gwen makes a last ditch effort to save Kevin, Ben fights an all out battle with Kevin.