Seasons & Episodes
Fame
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
Duped
Ben is supposed to attend a tournament to support his girlfriend, but the Forever Knights are trying to break into a mus
Hit 'Em Where They Live
After Jimmy Jones reveals Ben's identity, some of his enemies (such as Zombozo, Rojo, Charmcaster, Vulkanus, and Sevense
Video Games
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
The team encounters another alien who escaped from Aggregor and, through him, learns more about Aggregor's goals.
Too Hot to Handle
P'Andor, escaped from Aggregor, now wants help to escape his encapsulating suit, but Kevin's the first to perceive that
Andreas' Fault
Then team encounters another of Aggregor's escaped prisoners, Andreas, whom Argit is using as part of a scheme against t
Fused
Ra'ad, the last of Aggregor's escaped prisoners, attacks Ben and informs the team of the true fate of his comrades. He f
Hero Time
Ben meets his hero, Captain Nemesis, who's become jealous of all the attention Ben attracts.
Ultimate Aggregor
Aggregor has all five aliens. The Plumbers manage to disable Aggregor's ship, forcing Aggregor to find a new way to abso
Map of Infinity
Aggregor has absorbed all the powers of his captured aliens. Now he's after the Map of Infinity.
Reflected Glory
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 moth
Deep
Aggregor is after the next piece of the map on a watery planet.
Where the Magic Happens
Aggregor escapes to a magical dimension. Gwen asks for Charmcaster's help to pursue him. The team learns about Charmcast
Perplexhahedron
With the fourth piece of the Map of Infinity almost in Aggregor's clutches, the gang chase him through the artificial pl
The Forge of Creation
As the team makes its final attempt to stop Aggregor, they find an unexpected ally, and one person will make a fateful d
Nor Iron Bars a Cage
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
The Enemy of My Enemy
Argit asks Ben and Gwen for protection from Kevin, so they take him to the nearest Plumbers Academy, but that won't stop
Absolute Power (1)
Kevin starts going after Plumbers kids to gain more power. Ben and Gwen continue to argue about how to handle the situat
Absolute Power (2)
Final confrontation with Kevin. While Gwen makes a last ditch effort to save Kevin, Ben fights an all out battle with Ke
The Transmogrification of Eunice
A mysterious alien girl named Eunice has no memory and is being hunted by Sunder. While evading Sunder, Ben soon discove
Eye of the Beholder
Ben, Julie and the rest of the heroic crew embark on a dangerous journey that could cost them all their lives in an effo
Viktor: The Spoils
The King of Zarkovia asks the team for help with a civil war. The team agrees to help when they find out Dr. Viktor may
The Big Story
Jimmy Jones is looking for the biggest new story he and Ben can tackle, but thats when he stumbles upon a strange pink t
Girl Trouble
Gwen is excited by the prospect of her cousin Sunny paying the team a visit while dealing with the Robots of Dimension 1
Revenge of the Swarm
Victor Validus resurfaces and attacks Ben at night. Elena Validus and the nanochips return.
The Creature from Beyond
The Forever Knights unleash an evil force mistaken for an ancient weapon.
Basic Training
Ben, Gwen, and Kevin are summoned to a Plumbers' Academy to go under training that is supervised by Magister Hulka.
It's Not Easy Being Gwen
Gwen has always been a multi-tasker, trying to juggle school, hobbies, friends and her work as a hero, waking up early a
Ben 10,000 Returns
Following a visit from Paradox after a fight with Eon, Ben 10,000 arrives 20 years from the future to seek the aid of hi
Moon Struck
Grandpa Max tells the team about his first UFO encounter, which led him to meet Verdona.
Prisoner #775 Is Missing
After a base is attacked, Max is infuriated when they learn it was a secret alien prison facility. While Max argues with
The Purge
Old George, the original Forever Knight, reclaims his position, and orders the Knights to remove all aliens on Earth.
Simian Says
Simian asks the team for help when a DNAlien takes over his home world.
Greetings from Techadon
Ben faces Tecadon killer robots that have been programmed to kill him. Each robot is more powerful than the last one. Be
The Flame Keeper's Circle
Julie gets Ben to visit a charity organization who wants to improve the world with alien technology. Ben soon discovers
Double or Nothing
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 fam
The Perfect Girlfriend
Julie suddenly leaves a tennis tournament and spends all her time with Ben.
The Ultimate Sacrifice
Ben's Ultimate transformations have developed their own personalities. Now they want their freedom from Ben.
The Widening Gyre
Colonel Rozum asks the team to investigate an island of garbage where people have been disappearing.
The Mother of All Vreedles
Ma Vreedle goes to Earth to expand her family by creating clones and using all the water on Earth.
A Knight to Remember
The Flame Keepers realize their mistake too late. Vilgax wants the power of Daigon. The Forever Knights are out to destr
Solitary Alignment
Azmuth reveals the origin of the sword and how he first encountered Old George. Ben comes to a decision on how to handle
Inspector #13
A Techadon weapon master comes to Earth and wants the Ultimatrix.
The Enemy of My Frenemy
Gwen and co revisit Legerdomain in hopes of rescuing Charmcaster.
Couples Retreat
After Darkstar opens the Door to Anywhere, Charmcaster comes through, and the two team up to give Ben, Gwen, and Kevin t
Catch a Falling Star
Movie starlet Jennifer Nocturne is recaptured by the evil Captain Nemesis!
The Eggman Cometh
Dr. Animo is unexpectedly paroled from prison and starts up a company selling eggs, which in fact contain mutant dinosau
Night of the Living Nightmare
Albedo attempts to get the ultimatrix by invading Ben's mind.
The Beginning of the End
The final battle between the Forever Knights and Dagon's Esoterica is in full swing, with Ben caught in the middle!
The Ultimate Enemy (1)
Dagon is getting closer and closer to entering our dimension thanks to an old foe.
The Ultimate Enemy (2)
Vilgax re-emerges in his most powerful form ever! Can Ben stop him and save the universe?
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