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The Best Episodes of Ben 10: Ultimate Alien Season 2

Every episode of Ben 10: Ultimate Alien Season 2 ranked from best to worst. Discover the Best Episodes of Ben 10: Ultimate Alien Season 2!

Binge this in 9h 35m•Peaking at 9.5/10

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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Seasons2

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Episode Rankings

  1. #1 Fan Favorite
    Ben 10: Ultimate Alien Season 2 Episode 1 - The Transmogrification of Eunice
    7.5/10(494 votes)

    #1 - The Transmogrification of Eunice

    S2:E1

    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.

    Director:Matt Youngberg
    Writers:Joe Casey, Joe Kelly

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  2. Ben 10: Ultimate Alien Season 2 Episode 2 - Eye of the Beholder
    6.8/10(464 votes)

    #2 - Eye of the Beholder

    S2:E2

    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.

    Director:Dan Riba
    Writers:Len Uhley, Joe Casey, Duncan Rouleau

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  3. Ben 10: Ultimate Alien Season 2 Episode 3 - Viktor: The Spoils
    6.7/10(462 votes)

    #3 - Viktor: The Spoils

    S2:E3

    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.

    Director:Butch Lukic
    Writers:Joe Casey, Joe Kelly, Kevin Grevioux

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  4. Ben 10: Ultimate Alien Season 2 Episode 4 - The Big Story
    6.9/10(458 votes)

    #4 - The Big Story

    S2:E4

    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.

    Director:Matt Youngberg
    Writers:Ernie Altbacker, Joe Casey, Joe Kelly

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  5. Ben 10: Ultimate Alien Season 2 Episode 5 - Girl Trouble
    7.2/10(456 votes)

    #5 - Girl Trouble

    S2:E5

    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.

    Director:Dan Riba
    Writers:Joe Casey, Joe Kelly

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  6. Ben 10: Ultimate Alien Season 2 Episode 6 - Revenge of the Swarm
    7.6/10(467 votes)

    #6 - Revenge of the Swarm

    S2:E6

    Victor Validus resurfaces and attacks Ben at night. Elena Validus and the nanochips return.

    Director:Butch Lukic
    Writers:Joe Casey, Joe Kelly, Stan Berkowitz

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  7. Ben 10: Ultimate Alien Season 2 Episode 7 - The Creature from Beyond
    7.3/10(450 votes)

    #7 - The Creature from Beyond

    S2:E7

    The Forever Knights unleash an evil force mistaken for an ancient weapon.

    Director:Dan Riba
    Writers:Len Uhley, Joe Casey, Duncan Rouleau

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  8. Ben 10: Ultimate Alien Season 2 Episode 8 - Basic Training
    7.5/10(465 votes)

    #8 - Basic Training

    S2:E8

    Ben, Gwen, and Kevin are summoned to a Plumbers' Academy to go under training that is supervised by Magister Hulka.

    Director:Butch Lukic
    Writers:Joe Casey, Joe Kelly, Adam Beechen

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  9. Ben 10: Ultimate Alien Season 2 Episode 9 - It's Not Easy Being Gwen
    9.0/10(995 votes)

    #9 - It's Not Easy Being Gwen

    S2:E9

    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.

    Director:Matt Youngberg
    Writers:Joe Casey, Joe Kelly

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  10. Ben 10: Ultimate Alien Season 2 Episode 10 - Ben 10,000 Returns
    8.8/10(660 votes)

    #10 - Ben 10,000 Returns

    S2:E10

    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.

    Director:Matt Youngberg
    Writers:Joe Casey, Joe Kelly

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  11. Ben 10: Ultimate Alien Season 2 Episode 11 - Moon Struck
    8.0/10(488 votes)

    #11 - Moon Struck

    S2:E11

    Grandpa Max tells the team about his first UFO encounter, which led him to meet Verdona.

    Director:Butch Lukic
    Writers:Len Uhley, Joe Casey, Duncan Rouleau

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  12. Ben 10: Ultimate Alien Season 2 Episode 12 - Prisoner #775 Is Missing
    8.3/10(505 votes)

    #12 - Prisoner #775 Is Missing

    S2:E12

    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.

    Director:Dan Riba
    Writers:Peter David, Joe Casey, Joe Kelly

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  13. Ben 10: Ultimate Alien Season 2 Episode 13 - The Purge
    8.4/10(5 votes)

    #13 - The Purge

    S2:E13

    Old George, the original Forever Knight, reclaims his position, and orders the Knights to remove all aliens on Earth.

    Director:Butch Lukic
    Writers:Joe Casey, Joe Kelly

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  14. Ben 10: Ultimate Alien Season 2 Episode 14 - Simian Says
    8.0/10(5 votes)

    #14 - Simian Says

    S2:E14

    Simian asks the team for help when a DNAlien takes over his home world.

    Director:Matt Youngberg
    Writers:Charlotte Fullerton, Joe Casey, Joe Kelly

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  15. Ben 10: Ultimate Alien Season 2 Episode 15 - Greetings from Techadon
    8.4/10(5 votes)

    #15 - Greetings from Techadon

    S2:E15

    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.

    Director:Dan Riba
    Writers:Charlotte Fullerton, Joe Casey, Joe Kelly

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  16. Ben 10: Ultimate Alien Season 2 Episode 16 - The Flame Keeper's Circle
    8.6/10(5 votes)

    #16 - The Flame Keeper's Circle

    S2:E16

    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.

    Director:Dan Riba
    Writers:Joe Casey, Joe Kelly

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  17. Ben 10: Ultimate Alien Season 2 Episode 17 - Double or Nothing
    8.8/10(5 votes)

    #17 - Double or Nothing

    S2:E17

    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.

    Director:Matt Youngberg
    Writers:Len Uhley, Joe Casey, Duncan Rouleau

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  18. Ben 10: Ultimate Alien Season 2 Episode 18 - The Perfect Girlfriend
    8.0/10(5 votes)

    #18 - The Perfect Girlfriend

    S2:E18

    Julie suddenly leaves a tennis tournament and spends all her time with Ben.

    Director:Dan Riba
    Writers:Joe Casey, Joe Kelly

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  19. Ben 10: Ultimate Alien Season 2 Episode 19 - The Ultimate Sacrifice
    8.4/10(5 votes)

    #19 - The Ultimate Sacrifice

    S2:E19

    Ben's Ultimate transformations have developed their own personalities. Now they want their freedom from Ben.

    Director:Butch Lukic
    Writers:Joe Casey, Joe Kelly, J. M. DeMatteis

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  20. Ben 10: Ultimate Alien Season 2 Episode 20 - The Widening Gyre
    7.8/10(5 votes)

    #20 - The Widening Gyre

    S2:E20

    Colonel Rozum asks the team to investigate an island of garbage where people have been disappearing.

    Director:Matt Youngberg
    Writers:Joe Casey, Joe Kelly

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  21. Ben 10: Ultimate Alien Season 2 Episode 21 - The Mother of All Vreedles
    7.0/10(5 votes)

    #21 - The Mother of All Vreedles

    S2:E21

    Ma Vreedle goes to Earth to expand her family by creating clones and using all the water on Earth.

    Director:Dan Riba
    Writers:Joe Casey, Joe Kelly

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  22. Ben 10: Ultimate Alien Season 2 Episode 22 - A Knight to Remember
    8.0/10(5 votes)

    #22 - A Knight to Remember

    S2:E22

    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.

    Director:Butch Lukic
    Writers:Len Uhley, Joe Casey, Duncan Rouleau

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  23. Ben 10: Ultimate Alien Season 2 Episode 23 - Solitary Alignment
    9.0/10(5 votes)

    #23 - Solitary Alignment

    S2:E23

    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.

    Director:Matt Youngberg
    Writer:Peter David

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  24. Ben 10: Ultimate Alien Season 2 Episode 24 - Inspector #13
    8.8/10(5 votes)

    #24 - Inspector #13

    S2:E24

    A Techadon weapon master comes to Earth and wants the Ultimatrix.

    Director:Butch Lukic
    Writer:Geoffrey Thorne

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  25. Ben 10: Ultimate Alien Season 2 Episode 25 - The Enemy of My Frenemy
    9.5/10(4 votes)

    #25 - The Enemy of My Frenemy

    S2:E25

    Gwen and co revisit Legerdomain in hopes of rescuing Charmcaster.

    Director:Matt Youngberg
    Writers:Brian Swenlin, David McDermott

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Season 2 Ratings Summary

"The Transmogrification of Eunice" is the best rated episode of "Ben 10: Ultimate Alien" season 2. It scored 7.5/10 based on 494 votes. Directed by Matt Youngberg and written by Joe Casey, Joe Kelly, it aired on 2/4/2011. This episode is rated 0.7 points higher than the second-best, "Eye of the Beholder".