• Premiered: Dec 2005
  • Episodes: 49
  • Followers: 130
  • Ended
  • Cartoon Network
  • Saturday at 10
  • Action Adventure Animation Children Family Science-fiction


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Season 4
Perfect Day
Episode overview
Air date
Jul 14, 2007
Enoch and the Forever Knights return, putting Ben in a dream world where he's tricked into having the perfect day. However, his dream quickly turns into a nightmare.
Divided We Stand
Episode overview
Air date
Jul 19, 2007
Ben gains another Omnitrix hero to use, which he calls Ditto. Gwen can't stand being around the multiplying Dittos, and they end up giving her headaches. The Dittos, though, prove to be .. show full overview
Don't Drink the Water
Episode overview
Air date
Jul 26, 2007
After being in contact with water from the Fountain of Youth, Grandpa Max and Ben are reverted to being kids again. Now, Gwen is left to take care of them while stopping Hex from finding the fountain's source.
Big Fat Alien Wedding
Episode overview
Air date
Aug 02, 2007
Ben, Gwen, and Grandpa Max attend a family wedding. During the ceremony, a strange alien attacks. Will the two ever finish this strange wedding?
Ben 4 Good Buddy
Episode overview
Air date
Sep 22, 2007
While on a desert highway, the RV gets stolen by a group of modern-day pirates, who use it to go on a robbery.
Ready to Rumble
Episode overview
Air date
Sep 29, 2007
When Ben accidentally breaks Gwen's laptop, he participates in the "Ultimate Wrestling Competition" as Four Arms to get the prize money for a new laptop to replace Gwen's broken one.
Ken 10
Episode overview
Air date
Oct 06, 2007
In the future, Ben gives his son, Ken, an Omnitrix for his 10th birthday. However, Ben will have to learn to trust him with that power.
Ben 10 vs. Negative 10 (1)
Episode overview
Air date
Mar 09, 2008
The Forever King sets his plan in motion and recruits the most powerful enemies Ben has ever faced in order to steal the world's most powerful energy source.
Ben 10 vs. Negative 10 (2)
Episode overview
Air date
Mar 09, 2008
Ben, Gwen, Cooper and Grandpa Max face their last battle ever against the villains they have encountered and they will battle to get the world's most powerful energy source.
4x10 Show finale
Goodbye and Good Riddance
Episode overview
Air date
Apr 15, 2008
With summer over, Ben goes back to school. Unable to tell anyone about the Omnitrix, Ben finds that regular life is much more boring than he imagined. However, the arrival of Vilgax promises to rectify that situation.

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