
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.
Ben’s summer cold causes strange physical changes in his alien personas.
Ben gets revenge on an amusement-park attendant who said he was too small to go on a ride.
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.
Ben discovers an evil circus that’s headed by a psychic vampire clown named Zombozo.
Ben clashes with a female gang member who’s become part cyborg.
Ben meets a mutant who can absorb any form of energy and may be after the Omnitrix.
Ben accidentally releases creatures made of electric energy and must use his own powers to recapture them.
Ben is pursued by three bounty hunters sent by Vilgax to steal the Omnitrix.
Ben must rescue his aunt and grandfather when they are held hostage by shape-shifting aliens.
Ben has his hands full with a giant sea monster and an evil poacher.
Ben must fight Dr. Animo, a crazed scientist who has a DNA-altering device.
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.
The gang’s community service is over and they are forced to face the future, while Dark Rudy finds that his new group isn’t quite what he expected.
As the first anniversary of the storm approaches, the gang tries to celebrate. Alex discovers an unexpected side effect of his power.
The gang realizes a terminally ill patient seems intent on cheating death, while Dark Rudy gets closer to finding the remaining hero on the jumper.
To help him get over Jess, Rudy takes Finn to the superpower support group, where a girl becomes infatuated with him.
The gang encounter Helen, an electrician who has a power that may explain the predictions of the mysterious knitted jumper.
Sam, the mysterious flying boy from the future jumper, saves Dark Rudy from a mugger.
Rudy sees his father with another woman. Jess helps Rudy investigate his dad and uncovers an even deeper secret.
The gang discovers a superpower support group and a group of Devil-worshipping scouts.
Rudy’s passion for Nadine is put to the test when he tries to persuade her that they have a future together.
Alex sets off on a mission to try to recover what’s missing in his life, but Jess is worried about the extreme lengths he might go to.
The gang goes to a party where they are stalked by a mysterious killer rabbit. While tracking it down, Rudy falls head over heels for the first time.