Ben finds himself having a seemingly perfect day only to discover that it's a...
Season 4 Episodes:
While at the beach, Ben discovers a new alien hero with the power to duplicat...
Hex is after the Fountain of Youth. Grandpa Max and Ben both experience the e...
Ben, Gwen and Max attend a family wedding in which there is much more than me...
The Tennysons find themselves facing off against a group of highway pirates w...
To replace Gwen's new laptop, Ben enters a pro-wrestling tournament for its p...
Ben's son, Ken, turns ten. As a birthday gift, Ben gives Ken an Omnitrix, wit...
8. Ben 10 vs. The Negative 10: Part 1
Aired: Sep 22, 2007The Tennysons investigate the theft of Plumber technology seemingly committed...
9. Ben 10 vs. The Negative 10: Part 2
Aired: Sep 29, 2007With Negative 10 after the Sub-energy, the Tennysons and Cooper make a final ...
The summer finally ends. Ben and Gwen have to go back to their normal lives. ...
11. Ben 10: Secret of the Omnitrix, Part 1
Aired: Mar 9, 2008Ben and Tetrax are taking the Omnitrix to Azmuth when they run into Vilgax an...
12. Ben 10: Secret of the Omnitrix, Part 2
Aired: Mar 9, 2008With Myaxx, the former assistant to Azmuth, the inventor of the Omnitrix in t...
13. Ben 10: Secret of the Omnitrix, Part 3
Aired: Apr 15, 2008While under fire, Azmuth reattaches the dial which not only reactivates the O...
Main Cast