When 10-year-old Ben Tennyson discovers a mysterious device, he gains the power to change into ten different alien heroes, each with uniquely awesome powers. With such abilities at his disposal, Ben realizes a greater responsibility to help others and stop evildoers, but that doesn't mean he's above a little superpowered mischief now and then.
Showing Season 1 of 5
Season 1
2005
No overview available.
01. And Then There Were 10
2005-12-27
Average kid, ten year old Ben Tennyson, his Grandpa Max and his cousin Gwen's summer of adventure takes an odd turn when Ben discovers a watch like object that has been jettisoned from alien spacecraft high above the Earth.
02. Washington B.C.
2006-01-13
Ben must fight Dr. Animo, a crazed scientist who has a DNA-altering device.
03. The Krakken
2006-01-14
Ben has his hands full with a giant sea monster and an evil poacher.
04. Permanent Retirement
2006-01-21
Ben must rescue his aunt and grandfather when they are held hostage by shape-shifting aliens.
05. Hunted
2006-01-28
Ben is pursued by three bounty hunters sent by Vilgax to steal the Omnitrix.
06. Tourist Trap
2006-02-04
Ben accidentally releases creatures made of electric energy and must use his own powers to recapture them.
07. Kevin 11
2006-02-11
Ben meets a mutant who can absorb any form of energy and may be after the Omnitrix.
08. The Alliance
2006-02-18
Ben clashes with a female gang member who's become part cyborg.
09. Last Laugh
2006-02-25
Ben discovers an evil circus that's headed by a psychic vampire clown named Zombozo.
10. Lucky Girl
2006-03-04
Ben battles a sorcerer who possesses a number of charms, and Gwen suddenly becomes a superhero when one of the charms falls into her hands.
11. A Small Problem
2006-03-11
Ben gets revenge on an amusement-park attendant who said he was too small to go on a ride.
12. Side Effects
2006-03-18
Ben's summer cold causes strange physical changes in his alien personas.
13. Secrets
2006-03-25
Vilgax tries to get the Omnitrix for himself while Grandpa Max's strange past becomes known, causing a showdown between Vilgax and the Tennyson family.
