Two men try to carjack the Rustbucket while Grandpa Max is out. Fortunately, Ben is on the Rustbucke...

Ben and Gwen want something from the snack machine. When Ben's snack doesn't come out of it, he turn...

When Ben unwittingly puts out the campfire needed to roast marshmallows, Ben must start the fire aga...

Ben and Gwen don't want to listen to Grandpa Max's music. Gwen offers Ben to go Upgrade and change i...

Grandpa Max's snoring is keeping Ben awake. When all else fails, Ben thought to use Grey Matter to g...

When an elderly woman's purse is snatched, Ben gets more than he bargains for when he retrieves it a...

Ben and Gwen are playing Roadkill bingo with things that are seen on the road to see who'll sit on t...

Ben and Gwen are at a museum watching an exhibit of crystal eggs when thieves try to strip it bare....

Ben and Gwen's backseat bickering escalates into an all-out brawl between Ben's Omnitrix and Gwen's...

Average kid, ten year old Ben Tennyson, his Grandpa Max and his cousin Gwen's summer of adventure ta...

Ben must fight Dr. Animo, a crazed scientist who has a DNA-altering device.

Ben has his hands full with a giant sea monster and an evil poacher.

Ben must rescue his aunt and grandfather when they are held hostage by shape-shifting aliens.

Ben is pursued by three bounty hunters sent by Vilgax to steal the Omnitrix.

Ben accidentally releases creatures made of electric energy and must use his own powers to recapture...

Ben meets a mutant who can absorb any form of energy and may be after the Omnitrix.

Ben clashes with a female gang member who's become part cyborg.

Ben discovers an evil circus that's headed by a psychic vampire clown named Zombozo.

Ben battles a sorcerer who possesses a number of charms, and Gwen suddenly becomes a superhero when...

Ben gets revenge on an amusement-park attendant who said he was too small to go on a ride.

Ben's summer cold causes strange physical changes in his alien personas.

Vilgax tries to get the Omnitrix for himself while Grandpa Max's strange past becomes known, causing...

After the battle with Vilgax, Grandpa Max retells his story to Ben about his past. He was with an or...

At Yellowstone Park, Ben and Gwen inadvertently discover a new form on the Omnitrix: Cannon Bolt, an...

At a city, Ben, Gwen, and Grandpa Max are waiting outside a video game store to purchase the newly-r...

In this "how 'bout?" episode, Gwen gets the Omnitrix and the power that comes with it.

In the middle of nowhere, Ben, as Diamond Head, fights Kevin 11, who is still in his mutated form. A...

At a museum, Ben sits and reads a comic, daydreaming about himself as a super hero. As Gwen interrup...

When Ben and Gwen argue over a birthday party to occur in the next few months, Grandpa Max is distra...

In Texas, a group of men discover a mysterious mask belonging to Ah Puch, the Mayan god of death and...

Hex's niece, Charmcaster, enters the underground prison he's held at to release him out of his cell....

Our heroes ride a jet belonging to Grandpa Max's old Friend, Donovan Grand Smith, who owns an underw...

A terrorizing nightmare of Ghostfreak is half the trouble for an unnerved Ben, as a tour of an impor...

The Tennysons arrive at a swamp, where a festivities of Gatorfest start first thing the next day. Gw...

The Megacruiser flies solo in space, and inside Kevin examines the giant ice block found in space. I...

When Gwen is abducted, Ben as XLR8 follows her abductor to the future where they discovered that her...

When Ben is hypnotized, he begins breaking the law while sleepwalking. Once the evil hypnotist calle...

Dressed as Pilgrims, to honor their history, while in the streets of Salem, MA, Ben, Gwen, and Grand...

Ben, Grandpa Max, and Gwen come upon a bizarre Christmas theme park run by an evil entity who thinks...

Ben, as Wildvine, is fighting against an evil werewolf and is bitten. The Omnitrix times out and Ben...

The Tennysons stay in as it rains outside, and Ben plays a video game to pass the time by. When Gwen...

Ben's alien heroes are starring in a silly network cartoon called Super Alien Hero Buddy Adventures...

In order for Ben and Gwen to learn the value of hard work, Grandpa Max takes them to a farm. Meanwhi...

While attending the Little League World Series to see his home team play, Ben discovers that the opp...

Grandpa Max takes the kids to Chicago to see one of his favorite band, Shag Carpeting. The kids meet...

While driving on a Florida highway, a bus of escaped felons rams into the RV. Ben transforms into St...

Ghostfreak's return spells disaster for our heroes. Grandpa Max and Gwen must deal with the mummy al...

While snowmobiling, two guys accidentally release an alien named Xylene from a strange container. At...

Enoch and the Forever Knights return, putting Ben in a dream world where he's tricked into having th...

Ben gains another Omnitrix hero to use, which he calls Ditto. Gwen can't stand being around the mult...

After being in contact with water from the Fountain of Youth, Grandpa Max and Ben are reverted to be...

Ben, Gwen, and Grandpa Max attend a family wedding. During the ceremony, a strange alien attacks. Wi...

During a battle with Dr. Animo, the Omnitrix is accidentally set to self-destruct. In order to stop...

During a battle with Dr. Animo, the Omnitrix is accidentally set to self-destruct. In order to stop...

During a battle with Dr. Animo, the Omnitrix is accidentally set to self-destruct. In order to stop...

While on a desert highway, the RV gets stolen by a group of modern-day pirates, who use it to go on...

When Ben accidentally breaks Gwen's laptop, he participates in the "Ultimate Wrestling Competition"...

In the future, Ben gives his son, Ken, an Omnitrix for his 10th birthday. However, Ben will have to...

Ben, Gwen, Cooper and Grandpa Max face their last battle ever against the villains they have encount...

The Forever King sets his plan in motion and recruits the most powerful enemies Ben has ever faced i...

The summer finally ends. Ben and Gwen have to go back to their normal lives. Grandpa Max tells Ben t...