Ben 10: Alien Force

The Worst Episodes of Ben 10: Alien Force

Genres:AnimationSci-Fi & FantasyAction & Adventure

Every episode of Ben 10: Alien Force ranked from worst to best. Explore the Worst Episodes of Ben 10: Alien Force!

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...
Episodes
46
Avg. Rating
7.7
S1
S2
S3
S4
E1
E2
E3
8.3
7.8
7.9
8.3
8.8
8.1
7.4
8.3
6.6

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  1. 6.3/10(442 votes)

    #1 - Fool's Gold

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    S3:E4

    A species of goat-like aliens comes to Earth for a popcorn festival. Ben, Gwen, and Kevin have a big problem when one of the aliens eats meat and turns into a monster.

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    Director:Dan Riba
    Writer:N/A
  2. 6.4/10(432 votes)

    #2 - Vreedle, Vreedle

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    S3:E6

    Ship's owner decides he wants him back and hires some repo men to retrieve him. Ben and Kevin go to court to take care of things legally, leaving Gwen and Julie to face the repo men.

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    Director:N/A
  3. 6.5/10(442 votes)

    #3 - Simple

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    S3:E5

    An alien named Probity seeks help from Ben to stop the on-going war on her home planet.

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    Director:N/A
    Writer:N/A
  4. 6.6/10(427 votes)

    #4 - Inferno

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    S3:E3

    Ben, Gwen and Kevin discover that Vulkanus is planning to drill the center of the Earth and drop a bomb into the hole. Destroying the planet.

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    Director:N/A
    Writer:Len Uhley
  5. 7.0/10(418 votes)

    #5 - Trade-Off!

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    S3:E11

    Kevin makes a temporary truce with Darkstar to retrieve an artifact that will return them into their former selves.

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    Director:Butch Lukic
    Writer:Len Wein
  6. 7.1/10(459 votes)

    #6 - Grounded

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    S2:E7

    When Ben's parents discover his ability to turn into aliens, they forbid him from using the Omnitrix and later ground him from using it again. Eventually Gwen is grounded too leaving Kevin to stop the DNAliens.

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    Director:Dan Riba
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    The 20 BEST Episodes of Ben 10: Alien Force

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  8. 7.1/10(439 votes)

    #7 - Birds of a Feather

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    S2:E10

    The gang helps the prince of the arachna-chimps regain power

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    Director:Dan Riba
  9. 7.1/10(434 votes)

    #8 - Unearthed

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    S2:E11

    Ben cares for a baby monster and helps locate its parents before the DNAliens find it.

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  10. 7.1/10(420 votes)

    #9 - In Charm's Way

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    S3:E9

    Kevin is beginning to lose all hope that he will someday return to his human self. He then meets a girl who doesn't seem to mind the form he is in. Kevin finds himself under her spell, quite literally, as Charmcaster has come back to exact revenge on Ben and Gwen. Kevin, under Charmcaster's spell, has no choice but to obey his master and destroy Ben and Gwen.

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    Director:N/A
  11. 7.1/10(416 votes)

    #10 - Busy Box

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    S3:E12

    Ben, Kevin and Gwen come across an alien box that can forms into a robotic version of whatever it sees. It power becomes a liability when the Vreedle brothers decide to take the box for themselves.

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    Director:N/A
    Writer:N/A
  12. 7.2/10(447 votes)

    #11 - Pet Project

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    S2:E6

    To find and destroy the alien dragon species, the Forever Knights capture Ship to control a starship they built out of alien technology to locate their homeworld and destroy them.

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    Director:N/A
    Writer:Len Uhley
  13. 7.3/10(496 votes)

    #12 - The Gauntlet

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    S1:E9

    When Ben stands up to Cash and JT, they soon discover a robotic gauntlet from Kevin's vehicle. With it, Cash decides to get back on Ben, although this time, it's more than just a joke.

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    Director:Dan Riba
    Writer:N/A
  14. 7.3/10(453 votes)

    #13 - Undercover

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    S2:E5

    Cooper is kidnapped by the DNAliens, who want him to build a mystery arch.

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    Director:Butch Lukic
  15. 7.3/10(436 votes)

    #14 - Single Handed

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    S3:E7

    A bounty hunter tries to remove the Omnitrix from Ben.

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    Director:Dan Riba
  16. 7.3/10(433 votes)

    #15 - Ghost Town

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    S3:E10

    Vilgax promises Ghostfreak to spring him out of prison as long as he tells him the secrets of the Omnitrix, but when Ghostfreak betrays him and turns his people into his minions, Vilgax comes to Earth and asks for Ben, Gwen and Kevin's help to get rid of Ghostfreak.

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    Director:Dan Riba
  17. 7.4/10(527 votes)

    #16 - Everybody Talks About the Weather

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    S1:E3

    Gwen discovers that Grandpa Max's badge is able to signal other Plumbers. However, by using it, they meet up with a familiar face, a pyronite.

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    Director:Dan Riba
  18. 7.4/10(490 votes)

    #17 - Plumber's Helpers

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    S1:E12

    Freelance young Plumbers mistake Ben and his team as a threat.

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    Director:Dan Riba
    Writer:Len Uhley
  19. 7.5/10(525 votes)

    #18 - Kevin's Big Score

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    S1:E4

    Kevin shatters Ben and Gwen's trust when he steals the Rust Bucket to sell for alien technology on the black market.

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    Director:Butch Lukic
    Writer:Matt Wayne
  20. 7.5/10(522 votes)

    #19 - All that Glitters

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    S1:E5

    Grandpa Max leaves Ben a series of instructions to contact a team of heroes. Things go the wrong direction when they soon find them.

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    Director:Dan Riba
    Writer:N/A
  21. 7.5/10(482 votes)

    #20 - Be-Knighted

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    S1:E11

    The Forever Knights secure a weapon in hopes of aiding them slay a dragon they have held captive.

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    Director:Dan Riba
  22. 7.5/10(429 votes)

    #21 - Above and Beyond

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    S3:E17

    The Plumber's Helpers are called upon by Grandpa Max to rescue him from an abandoned space station where he's being attacked by Ben! The team must now find a way to work together as they try to save Max, stop Ben, and keep the space station from crashing to Earth.

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    Director:Butch Lukic
    Writer:N/A
  23. 7.6/10(436 votes)

    #22 - Primus

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    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.

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  24. 7.6/10(444 votes)

    #23 - Time Heals

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    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.

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    Director:N/A
    Writer:Len Uhley
  25. 7.6/10(455 votes)

    #24 - The Secret of Chromastone

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    S3:E16

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

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    Director:Dan Riba
    Writer:Rich Fogel
  26. 7.6/10(459 votes)

    #25 - Vendetta

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    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.

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    Director:N/A
    Writer:Len Wein

Worst Episodes Summary

"Fool's Gold" is the worst rated episode of "Ben 10: Alien Force". It scored 6.3/10 based on 442 votes. Directed by Dan Riba and written by N/A, it aired on 9/25/2009. This episode scored 0.1 points lower than the second lowest rated, "Vreedle, Vreedle".