With his secret identity now revealed to the world, Ben Tennyson continues to fight evil as a superhero with the help of the newly acquired Ultimatrix.
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YouTube TV
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see all options Availability data: JustWatch
- Seasons
- 2
- Episodes aired
- 52
- Latest aired
- S02E32
- Total runtime
- 19h 56min
Timeline when each season aired
- Season 1 April 2010 – December 2010 20 episodes
- Season 2 February 2011 – March 2012 32 episodes
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S02E01 The Transmogrification of Eunice
February 4 · 23min find the promo
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A mysterious alien girl named Eunice has no memory and is being hunted by Sunder. While evading Sunder, Ben soon discovers that Eunice has nature-based abilities.
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S02E02 Eye of the Beholder
February 11 · 23min find the promo
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Ben, Julie and the rest of the heroic crew embark on a dangerous journey that could cost them all their lives in an effort to achieve the safe return of Ship and his former owner Baz-L.
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S02E03 Viktor: The Spoils
February 18 · 23min find the promo
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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 be involved.
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S02E04 The Big Story
March 4 · 23min find the promo
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Jimmy Jones is looking for the biggest new story he and Ben can tackle, but thats when he stumbles upon a strange pink tentacled creature which crashed from the sky into a near by cave.
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S02E05 Girl Trouble
March 11 · 23min find the promo
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Gwen is excited by the prospect of her cousin Sunny paying the team a visit while dealing with the Robots of Dimension 12. But her excitement quickly turns into trepidation when it is uncovered that her cousin is not all that she appears and has some particularly sinister intentions.
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S02E06 Revenge of the Swarm
March 18 · 23min find the promo
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Victor Validus resurfaces and attacks Ben at night. Elena Validus and the nanochips return.
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S02E07 The Creature from Beyond
March 25 · 23min find the promo
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The Forever Knights unleash an evil force mistaken for an ancient weapon.
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S02E08 Basic Training
April 1 · 23min find the promo
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Ben, Gwen, and Kevin are summoned to a Plumbers' Academy to go under training that is supervised by Magister Hulka.
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S02E09 It's Not Easy Being Gwen
April 8 · 23min find the promo
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Gwen has always been a multi-tasker, trying to juggle school, hobbies, friends and her work as a hero, waking up early and going to sleep late. But Gwen's already packed day is about to get worse when Dr. Animo attacks with an army of giant frogs and Gwen is forced to make a hard choice.
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S02E10 Ben 10,000 Returns
April 15 · 23min find the promo
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Following a visit from Paradox after a fight with Eon, Ben 10,000 arrives 20 years from the future to seek the aid of his past counterpart in tracking down Eon.
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S02E11 Moon Struck
April 22 · 23min find the promo
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Grandpa Max tells the team about his first UFO encounter, which led him to meet Verdona.
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S02E12 Prisoner #775 Is Missing
April 29 · 23min find the promo
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After a base is attacked, Max is infuriated when they learn it was a secret alien prison facility. While Max argues with the officer in charge, the team tries to locate an escaped prisoner.
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S02E13 The Purge
September 16 · 23min find the promo
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Old George, the original Forever Knight, reclaims his position, and orders the Knights to remove all aliens on Earth.
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S02E14 Simian Says
September 23 · 23min find the promo
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Simian asks the team for help when a DNAlien takes over his home world.
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S02E15 Greetings from Techadon
September 30 · 23min find the promo
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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.
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S02E16 The Flame Keeper's Circle
October 7 · 23min find the promo
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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.
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S02E17 Double or Nothing
October 14 · 23min find the promo
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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.
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S02E18 The Perfect Girlfriend
October 21 · 23min find the promo
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Julie suddenly leaves a tennis tournament and spends all her time with Ben.
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S02E19 The Ultimate Sacrifice
October 28 · 23min find the promo
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Ben's Ultimate transformations have developed their own personalities. Now they want their freedom from Ben.
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S02E20 The Widening Gyre
November 4 · 23min find the promo
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Colonel Rozum asks the team to investigate an island of garbage where people have been disappearing.
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S02E21 The Mother of All Vreedles
November 18 · 23min find the promo
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Ma Vreedle goes to Earth to expand her family by creating clones and using all the water on Earth.
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S02E22 A Knight to Remember
December 2 · 23min find the promo
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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.
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S02E23 Solitary Alignment
December 9 · 23min find the promo
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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.
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S02E24 Inspector #13
February 4 · 23min find the promo
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A Techadon weapon master comes to Earth and wants the Ultimatrix.
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S02E25 The Enemy of My Frenemy
February 11 · 23min find the promo
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Gwen and co revisit Legerdomain in hopes of rescuing Charmcaster.
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S02E26 Couples Retreat
February 18 · 23min find the promo
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After Darkstar opens the Door to Anywhere, Charmcaster comes through, and the two team up to give Ben, Gwen, and Kevin the fight of a lifetime.
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S02E27 Catch a Falling Star
February 25 · 23min find the promo
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Movie starlet Jennifer Nocturne is recaptured by the evil Captain Nemesis!
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S02E28 The Eggman Cometh
March 3 · 23min find the promo
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Dr. Animo is unexpectedly paroled from prison and starts up a company selling eggs, which in fact contain mutant dinosaurs which he wishes to distribute around the world.
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S02E29 Night of the Living Nightmare
March 10 · 23min find the promo
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Albedo attempts to get the ultimatrix by invading Ben's mind.
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S02E30 The Beginning of the End
March 17 · 23min find the promo
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The final battle between the Forever Knights and Dagon's Esoterica is in full swing, with Ben caught in the middle!
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S02E31 The Ultimate Enemy (1)
March 24 · 23min find the promo
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Dagon is getting closer and closer to entering our dimension thanks to an old foe.
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S02E32 The Ultimate Enemy (2)
March 31 · 23min find the promo
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Vilgax re-emerges in his most powerful form ever! Can Ben stop him and save the universe?