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The Best Episodes of Ben 10: Alien Force

Every episode of Ben 10: Alien Force ranked from best to worst. Let's dive into the Best Episodes of Ben 10: Alien Force!

Binge this in 17h 38m•Peaking at 9.2/10

Five years later, 15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has recalibrated and can now transform him into 10 brand new aliens. Joined by his super-powered cousin

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Episode Rankings

  1. #1 Fan Favorite
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    Ben 10: Alien Force Season 2 Episode 13 - War of the Worlds (2)
    9.2/10(1029 votes)

    #1 - War of the Worlds (2)

    S2:E13

    Ben goes to the HighBreeds' world in an attempt to stop their attack on Earth.

    Director:Butch Lukic
    Writer:Dwayne McDuffie

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  2. Ben 10: Alien Force Season 1 Episode 10 - Paradox
    9.1/10(1179 votes)

    #2 - Paradox

    S1:E10

    A time experiment in the 1950s sends a bizarre monster to Ben's time. Now Ben, Gwen, and Kevin must team up with Paradox, a time traveling hero, to face off against the unstoppable creature.

    Director:Butch Lukic
    Writer:Jim Krieg

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  3. Ben 10: Alien Force Season 2 Episode 2 - Alone Together
    8.9/10(869 votes)

    #3 - Alone Together

    S2:E2

    During a battle Ben and an alien commander are teleported to a distant world. They must put their differences aside if they're going to have any chance of finding a way to return to Earth.

    Director:Butch Lukic
    Writer:Charlotte Fullerton

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  4. Ben 10: Alien Force Season 2 Episode 12 - War of the Worlds (1)
    8.9/10(920 votes)

    #4 - War of the Worlds (1)

    S2:E12

    Ben, Gwen and Kevin gather their allies to counter the threat of the incoming Highbreed fleet. Azmuth reveals a secret about the Omnitrix.

    Director:Dan Riba
    Writer:Dwayne McDuffie

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  5. Ben 10: Alien Force Season 3 Episode 20 - The Final Battle (2)
    8.9/10(885 votes)

    #5 - The Final Battle (2)

    S3:E20

    Powerless, Ben goes aboard Vilgax's ship and faces off with Vilgax to stop his invasion of Earth in their final battle. Albedo gives Ben the Ultimatrix and Ben gets his old aliens and their evolved forms.

    Directors:Butch Lukic, Dan Riba
    Writer:Dwayne McDuffie

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  6. Ben 10: Alien Force Season 2 Episode 3 - Good Copy, Bad Copy
    8.4/10(676 votes)

    #6 - Good Copy, Bad Copy

    S2:E3

    An alien impersonates Ben with hopes of using his Omnitrix to annihilate him.

    Director:Butch Lukic
    Writer:Joseph Kuhr

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    The 20 WORST Episodes of Ben 10: Alien Force

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  7. Ben 10: Alien Force Season 3 Episode 19 - The Final Battle (1)
    8.4/10(680 votes)

    #7 - The Final Battle (1)

    S3:E19

    Albedo has stolen the Ultimatrix from Azmuth and has used it to kidnap Gwen and Kevin. Ben goes to face Albedo and rescue his friends when he quickly discovers that Albedo has been working in conjunction with Vilgax. Ben is defeated by the pair and gives up the Omnitrix to save himself and his friends.

    Directors:Butch Lukic, Dan Riba
    Writer:Dwayne McDuffie

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  8. Ben 10: Alien Force Season 1 Episode 1 - Ben 10 Returns (1)
    8.3/10(1107 votes)

    #8 - Ben 10 Returns (1)

    S1:E1

    Ben discovers that the Forever Knights are trading weapons with the DNAliens, while at the same time, Grandpa Max has mysteriously gone missing. He decides to return the Omnitrix on his wrist and go hero once again.

    Directors:Butch Lukic, Dan Riba
    Writer:Dwayne McDuffie

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  9. Ben 10: Alien Force Season 1 Episode 2 - Ben 10 Returns (2)
    8.3/10(917 votes)

    #9 - Ben 10 Returns (2)

    S1:E2

    Ben, Gwen, and Kevin follow a lead that takes them to a secret base in the desert. There they hope to find Grandpa Max but instead find a Highbreed spaceship with a giant cannon.

    Directors:Butch Lukic, Dan Riba
    Writer:Dwayne McDuffie

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  10. Ben 10: Alien Force Season 1 Episode 6 - Max Out
    8.3/10(692 votes)

    #10 - Max Out

    S1:E6

    Gwen's older brother, Ken, is suddenly missing. As they look, they encounter a surprise leading to a shocking secret from the DNAliens.

    Director:Butch Lukic
    Writer:Jim Krieg

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  11. Ben 10: Alien Force Season 2 Episode 8 - Voided
    8.3/10(596 votes)

    #11 - Voided

    S2:E8

    After Gwen receives an S.O.S. from Helen, Ben must go into the Null Void to save her and Manny. Once there, he must find The Wrench in order to stop D'Void, who happens to be Ben's old enemy Dr. Animo

    Director:Butch Lukic
    Writer:Jim Krieg

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  12. Ben 10: Alien Force Season 3 Episode 2 - Vengeance of Vilgax (2)
    8.1/10(629 votes)

    #12 - Vengeance of Vilgax (2)

    S3:E2

    Ben, Gwen and Kevin race to collect the Omnitrix's missing forms and make it to the battle with Vilgax on time. Meanwhile, Kevin discovers that his new transformation has some benefits.

    Directors:Butch Lukic, Dan Riba
    Writer:Dwayne McDuffie

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  13. Ben 10: Alien Force Season 3 Episode 13 - Con of Rath
    8.1/10(585 votes)

    #13 - Con of Rath

    S3:E13

    Zaw-Veenull asks Ben to deliver Prince Tiffin to Jarret in order to keep peace between the two species. Shortly, after their trip in space, the Omnitrix malfunctions and turns Ben into an Appoplexian named Rath who wants to fight anything that breathes.

    Director:Dan Riba
    Writer:Len Uhley

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  14. Ben 10: Alien Force Season 1 Episode 13 - X = Ben + 2
    8.0/10(726 votes)

    #14 - X = Ben + 2

    S1:E13

    An alien emperor plans to destroy the planet Earth for kidnapping his daughter. In order to save the planet, Ben must uncover the secrets of Alien X.

    Director:Butch Lukic
    Writer:Matt Wayne

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  15. Ben 10: Alien Force Season 1 Episode 8 - What Are Little Girls Made Of?
    7.9/10(647 votes)

    #15 - What Are Little Girls Made Of?

    S1:E8

    When Ben and Gwen learn that their grandmother Verdona is an alien being, Verdona insists that Gwen should come along with her to her home planet and improve her abilities. With this, Gwen is faced with a difficult decision between a human and alien life.

    Director:Butch Lukic
    Writer:Matt Wayne

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  16. Ben 10: Alien Force Season 2 Episode 1 - Darkstar Rising
    7.9/10(625 votes)

    #16 - Darkstar Rising

    S2:E1

    A new villain comes into town, his name is Darkstar, he commits some crimes and gets the team's attention fast

    Director:Dan Riba
    Writer:Dwayne McDuffie

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  17. Ben 10: Alien Force Season 2 Episode 4 - Save The Last Dance
    7.9/10(630 votes)

    #17 - Save The Last Dance

    S2:E4

    Kevin asks Gwen to the school dance; Ben fears he's losing control of the Omnitrix.

    Director:Dan Riba
    Writer:Amy Wolfram

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  18. Ben 10: Alien Force Season 2 Episode 9 - Inside Man
    7.9/10(568 votes)

    #18 - Inside Man

    S2:E9

    Ben and the gang rescue a runaway prisoner of the DNAliens.

    Director:Unknown
    Writer:Matt Wayne

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  19. Ben 10: Alien Force Season 3 Episode 1 - Vengeance of Vilgax (1)
    7.9/10(613 votes)

    #19 - Vengeance of Vilgax (1)

    S3:E1

    Vilgax, after conquering 10 planets, comes to Earth to destroy Ben.

    Directors:Butch Lukic, Dan Riba
    Writer:Dwayne McDuffie

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  20. Ben 10: Alien Force Season 1 Episode 7 - Pier Pressure
    7.7/10(638 votes)

    #20 - Pier Pressure

    S1:E7

    While Ben has a date with Julie, it is soon ruined when an alien named Ship makes trouble at the local fair.

    Director:Dan Riba
    Writer:Len Uhley

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  21. Ben 10: Alien Force Season 3 Episode 8 - If All Else Fails
    7.7/10(541 votes)

    #21 - If All Else Fails

    S3:E8

    A series of earthquakes awakens a HighBreed officer who has been hibernating deep under the earth’s surface. He believes the HighBreed have lost the war and activates a fail safe device that is programmed to destroy. Ben must now work together with Gwen and Kevin not only to save Grandpa Max, but also the world from this "giant" problem.

    Director:Butch Lukic
    Writer:Adam Beechen

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  22. Ben 10: Alien Force Season 3 Episode 15 - Time Heals
    7.7/10(562 votes)

    #22 - Time Heals

    S3:E15

    Despite being warned by Paradox, Gwen travels back in time to prevent the accident that turned Kevin into a monster from ever happening. Gwen returns to the present only to find that her time traveling caused a series of events that led to Hex ruling the world.

    Director:Unknown
    Writer:Len Uhley

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  23. Ben 10: Alien Force Season 3 Episode 14 - Primus
    7.6/10(555 votes)

    #23 - Primus

    S3:E14

    The Omnitrix transports Ben, Gwen, and Kevin to a planet called Primus, which turns out to have been created by Azmuth. They must stop Vilgax from stopping the Omnitrix at its source.

    Director:Butch Lukic
    Writer:Charlotte Fullerton

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  24. Ben 10: Alien Force Season 3 Episode 16 - The Secret of Chromastone
    7.6/10(579 votes)

    #24 - The Secret of Chromastone

    S3:E16

    While sick, Ben is visited by old friend Tetrax, who demands that Ben hand over Chromastone.

    Director:Dan Riba
    Writer:Rich Fogel

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  25. Ben 10: Alien Force Season 3 Episode 18 - Vendetta
    7.6/10(579 votes)

    #25 - Vendetta

    S3:E18

    Kevin returns home to find his house ransacked, so he enlists Ben and Gwen's help to find out who did it and why. They soon cross paths with Ragnarok, a deadly criminal who recently broke free from the Null Void and is in search of a special key. Kevin is intent on stopping Ragnarok from obtaining the special key, especially after he learns the truth about Ragnarok and his father.

    Director:Unknown
    Writer:Len Wein

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Best Episodes Summary

"War of the Worlds (2)" is the best rated episode of "Ben 10: Alien Force". It scored 9.2/10 based on 1029 votes. Directed by Butch Lukic and written by Dwayne McDuffie, it aired on 3/27/2009. This episode scored 0.1 points higher than the second highest rated, "Paradox".