Ben is tasked with cleaning the Rust Bucket, but when he is tricked into letting the villainous and vile Fly Guys steal it, he must chase them down before they create an unstoppable maggot monster.

Ben, Gwen, and Max's trip to Niagara Falls is cut short by the horrid Hydromanders - creatures menacing them and their fellow tourists.

Ben and Gwen's camping trip is interrupted by the emotionless Weatherheads - Gust-o, Hail-o, & Shock-o - but a malfunctioning Omnitrix firing out a mishmash of aliens may not be the forecast for success.

Ben and Gwen's camping trip is interrupted by the emotionless Weatherheads - Gust-o, Hail-o, & Shock-o - but a malfunctioning Omnitrix firing out a mishmash of aliens may not be the forecast for success.

Ben must overcome his fear of squids when the Steampunk super villain Steam Smythe attacks a construction site of Grandpa Max's favorite pier.

While trying to film his own indie film, Ben accidentally allows the Bug Gang to go free and when he takes the fight to their hidden lair, Ben has to take on their narcissistic leader - the Ant Queen.

Ben and Gwen are turned into babies by a weird nanny who wants to turn the world into a day care.

While chilling at a monastery with a no-noise policy, Ben can't keep quiet and accidentally awakens a dangerous Dragon hidden in a secret chamber below the hallowed halls - a job that might be too much for even Diamondhead.

When a wizard cos player gets his hands on a real magic wand at Comic Con, Ben enlists the help of Gwen (as Lucky Girl) to help stop Hex from retrieving it by tricking the wicked warlock into thinking she is a possessor of powerful magic herself.

Ben stumbles into Dr. Animo's secret lab - now ruled by his superior mutants, the Alphas - and must help the lesser animals escape while stuck as Stinkfly.

While tailgating at a State U. homecoming football game, Ben teams up with Grandpa Max's old college buddies to keep the crazy clown Zombozo from robbing the stadium blind at halftime.

Gwen, Ben and Max encounter a family who are kind of their mirror selves.

The Tennysons visit Fort Know, but it does not last long till Ben has to fight a monster.

In the heart of Silicon Valley, Ben has to stop Victorian villain, Steam Smythe, from getting an incredible power source sealed in a Tesla time capsule.

Dr. Animo returns with his newest invention, the 'Animerger'.

No one believes Ben when he insists that one of the other patrons, waiting in line at the World of Wet Water Park, is the nefarious Frightwig, disguised as a common girl called Frida.

A man attempting to be a hero ends up misusing his abilities, and Ben has to stop him.

Ben and Gwen decide to race against LaGrange when he crashes a race.

The group visit the Buddy's Vision Of Tomorrow exhibit, where Steam Smythe hopes to take a secret weapon to rule the world.

Hex returns for the large spellbook Grimoire of Archamada which contains a high-level spell that will make him more powerful than ever.

While golfing, Ben must face a biker gang of mutated groundhogs.

When Ben puts out a fire as Wildvine, a trio of alien chiefs decide to eat him for lunch.

Ben finds a rare map in the historical village Oldeville. Billy Billions wants that map so he challenges Ben with his high-tech drones.

When Ben interferes with malicious magician Hex's quest for the earth-moving Titan Gloves at a swap meet, he switches bodies with Gwen forcing him to walk a mile in her shoes and vice-versa!

Ben and Gwen want to stay awake in Adrenaland, a theme park that is 24/7 open. Thinking that with his alien abilities he can stay awake, things get worse.

On a visit to Cape Canaveral, the Tennyson Trio attend the launch of an experimental space plane, but when Vilgax hijacks the ship, Ben must stop him from weaponizing the shuttle.

After stumbling upon a cute cat-dog-rabbit creature hybrid, or Cadobbit, Ben ignores Grandpa Max's advice and sneaks the animal onto the Rust Bucket.

During the Biggie Box sale, Ben enlists Simon Sez to help him find Max and get back to the register with his toys before the sale ends and Billy Billions buys them instead.

Aboard the SS Pettigrew, on its final voyage, Ben must not only battle seasickness, but Steam Smythe, who looks to use his mechanical creatures to sink the steamship's replacement.

After their attempt to get a photo with every storefront mascot is foiled, Ben and Gwen sneak out at night to get their photo taken with the wooden bear totem known as Yawk.

When a cavity forces Ben to the dentist, his day gets even worse when the malevolent magician Hex uses a nearby dream catcher to bring Ben's fears to life.

When the Rust Bucket must tune-up in the same town as Zombozo's latest campaign trail stop, Ben soon discovers the clown is using his speeches to hypnotize then rob the town.

As the Tennyson trio dig up dinosaur fossils in the Badlands, Ben is unaware that Vilgax and Dr. Amino have teamed up to steal alien DNA from within the Omnitrix.

Ben is trying to save a city from a mudslide when Vilgax shows up with a warning about a new alien coming out of Omnitrix.

The new alien has dangerous powers, and that worries Ben more and more.

During a live feed of a transcontinental bullet train, La Grange enters the picture to outrace the train, but Ben joins in on the fun and will stop at nothing to come out on top.

Ben and Gwen must save the drive-in when the evil magician Hex brings a movie monster to life.

Ben and Gwen are in a highly competitive paper airplane war, but when alien-tech drones bombard the Rust Bucket, the cousins must work together to ground the aerial attack

On their trip to Adrenaworld West, Ben takes a detour on a jungle cruise and finds himself hunted by the evil Tim Buktu.

While sightseeing at the Geyser Gulch National Park, the Tennyson trio uncovers Steam Smythe's steam-powered generator and must shut it down before it overloads the power grid.

When Max enters a pancake eating contest at the famous Pancake Palace, Ben finds the Bugg Brothers and must stop them before they obtain an endless supply of Pancake Palace pancakes.

During a routine trip to the DMV, Max takes a driving test to renew his license, but a disguised Zombozo hijacks the role of instructor.

Ben and Gwen volunteer for a day at the Repto Ranch. There they meet the evil King Koil, who takes control of the reptiles in the facility to create an army. Both of them must overcome their fear of snakes and save the animals that the King Koil has released

As Team Tennyson leaves the Frozen Man Festival, Lord Decibel takes center stage to threaten the festival-goers, creating an avalanche if his ransom isn't paid.

When Ben grows impatient with the snail like pace of gardening, he goes Omni-Enhaanced Overflow to pick up the pace and accidentally floods the community rock garden. But once a giant sink hole appears and frees King Koil and his Kimodo Dragon from below, Ben must quickly make up for his mistake and capture the baddies if he is to save the coastal city of Bayburgh.

Ben, Gwen and Grandpa Max stop in the middle of the Midwest. While Ben makes himself comfortable in the mobile home with his tablet, Max and Gwen go outside to get some fresh air. When Gwen and Max are drawn into the hunt for a Jackalope, a mythical animal that looks like a rabbit with antlers, the mysterious animal soon starts tormenting Ben. But is it real or a trick of Ben's tablet-ladden mind?

A mysterious alien substance copies Ben's appearance and powers while Ben is visiting a space museum, and quickly assumes the shape of other people, leaving the Tennysons to find a way to reveal who is actually the mysterious substance. Note: This episode is a parody of The Thing.

During a trip to the Lake of the Ozarks, Ben and Gwen squabble over Ben's unnecessary half-birthday celebration; when Max gets word of a suspicious rockslide nearby, the cousins must put aside their differences if they are to rescue trapped miners.

Left to entertain himself, Ben stumbles upon a Xingo arcade game and goes OE-Shock Rock to power it up; when the game receives too much juice, Xingo leaps out into the real world.

While Gwen listens to a lecture on the Transcontinental Railroad, Ben sneaks away to the gift shop; Gwen must relay the information she learned on the train to help Ben escape the Bounty Hunters.

When Grandpa Max’s engineer buddy Phil Billings gifts Team Tennyson the Omni-Copter, a state of the art flying vehicle that can transport the Rustbucket for overseas adventures, Steam Smythe takes to the skies to ground Ben and company’s first test flight; but unbeknownst to our heroes, Smythe was sent to battle Ben’s latest alien forms by a mysterious, powerful enemy: the Forever Knight.

During one last stop by a toy store before Ben, Gwen, and Grandpa Max's maiden voyage across the Atlantic, Ben runs into an old bully, Kevin 11, who now has new powers. He's able to transform into aliens just like Ben, such as the "bootleg" doppelganger of Cannon-bolt—Wrecking-bolt!

Back stateside, Ben can't get into a cat cosplay competition, Top Tail, without a cat costume of his own; but when he goes Rath, a new cat-like alien with an attitude, Ben's newfound wild side quickly becomes much more than he bargained for, and must learn to hold in his rage.

When Ben, Gwen, and Max try to travel to the South Pole, magnetic disturbances cause the instruments to malfunction and take them to the North Pole instead, where they find that two criminal scientist brothers, Polar and Solar Twain, have plans to swap the magnetic poles of the Earth, unleashing technologic and atmospheric disturbance unless the world pays a ransom.

Ben, Gwen, and Grandpa Max arrive at a Native American park to see the Ayasha Plinths, an ancient Stonehenge-like rock formation. But when Hex arrives, he casts a spell that causes everyone to interpret what he says as a lie, turning Hex into a hero planning on creating the Golem of Ayasha.

During medieval times, Team Tennyson must fight to remember that they're not in the past at all, but actually at a Renaissance-ques fair, where Zombozo has hypnotized its guests into thinking they live in the past.

After an overpass collapses on the highway, Team Tennyson is trapped in a traffic jam along with Simon Sez and his family. But when Ben and Simon team up to tackle the gridlock together, Simon only makes matters worse.

After traveling to Tampa Beach, Florida, Team Tennyson hopes to get some much-needed rest & relaxation, but the Weatherheads have other plans that Ben must thwart: a solar powered tower so that they never worry about losing power.

During a family cookout at a forest campsite, Charmcaster uses her magic to switch places with Gwen, but when Ben catches "Charmcaster" sneaking about, he attacks, unaware it's actually his cursed cousin.

In Aspen, Colorado, Ben, Gwen, and Grandpa Max are on a hike to find the Forgeti, but when they realize they've stumbled upon Billy Billions own "Winter in July" ski resort, Ben must battle Billy, with an assist from the Forgeti itself.

Ben and Gwen's recreational drive in the Rustbuggy takes a turn when Glitch bonds with part of Kevin 11's version of 'Upgrade' named Bootleg. Not only does this cause the Rustbuggy to mutate into a metallic monster, but it makes Glitch become a speed demon who kidnaps Gwen!

Team Tennyson wonders what the Bugg Brothers are up to when the group runs into them while vacationing at the Chrysalen Institute.

After a battle with Kevin gets cut short, Ben turns his attention to one-upping Gwen at Space Camp. But, when Kevin returns with his sights strangely set on his cousin, our hero discovers who is really behind it all: Charmcaster!

When attacked in the jungle, Team Tennyson is saved by a toddler who looks eerily similar to Tim Buktu, but when they discover it really a pint sized version of the nefarious globetrotter, Ben knows there's another threat looming: Nanny Nightmare.

Team Tennyson discovers a Hartfield-McJoy (a parody of the Hatfield-McCoy feud) reenactment in the cornfield next door, but when Hex resurrects the ghosts of the real feuding families, Ben must find a way to bring them together in order to save the day.

While Phil and Grandpa Max tune-up the Omni-Copter, Ben takes the Rustbuggy off road, but when he is suddenly captured by Tetrax, our hero must not only escape but avoid the wrath of the double-crossed Kraab and Sixsix!

Team Tennyson discovers that a small village's goats are being terrorized by the legendary Chupacabra, but when Ben realizes it's actually Dr. Animo, our hero must thwart the dastardly doctor.

After winning a Sumo Slammers Champion belt, Ben returns to the Rustbucket to find it in the arms of Kevin, but when his rival hijacks the Rustbuggy instead, our hero must stop at nothing to get back what belongs to him. Eventually, though, Kevin and Ben must work together to fend off an attack from the Forever Knight, who is angered at Kevin's refusal to follow orders.

At a local swap meet, Ben instead sets his sights on a Sumo Slammer collectible, but when Kevin takes it for himself, our hero must get it back by overcoming Kevin's secret weapon: an 11th alien named Bashmouth.

During their visit to the Twin City, Ben and Gwen sign up for some Laser Town awesomeness, but when Ben is teamed up with Kevin, the two must overcome their differences if they are to end up on top, especially since Gwen has been paired with the mysterious Fang. To make things worse, a hit from a laser causes Kevin to be trapped in the form of his version of Four Arms named "Quad Smack", and he needs to find a way to fix his Antitrix in order to change back.

When Team Tennyson's trip takes them to Scotland, they plan on visiting the various locales of Scotland, but their plans are foiled when the Fogg returns to exact its revenge.

Team Tennyson finds out about their British ancestry, so they visit their relative's estate, but mysterious events convince Ben that the place is haunted. However, it turns out that Kevin Levin has followed them to Britain, and showcases three new alien forms based on those Ben has lost: Thornblade (Wildvine), Undertow (Overflow), and Dark Matter (Grey Matter).

When Ben and the others take a trip to Paris, Ben, impatient and uninterested, accidentally gets himself locked out of the Omni-Copter. To make things worse, he can't communicate with the people of France, and Ben ends up in the clutches of Zombozo, who hypnotizes him into being unable to speak.

Team Tennyson checks out a Samurai Museum in Tokyo. However, Ben finally comes face-to-face with the Forever Knight when he steals a valuable sword from the museum and starts a chase across the rooftops.

Tim Buktu returns, seemingly reformed after saving people from a dragon in the streets of Tokyo. But the Tennysons suspect there's more to Tim's actions than meets the eye.

When the Tennysons visit Chichen Itza, Dr. Amino fuses a chicken and a snake to create a real-life Quetza.

Ben, Gwen and Grandpa Max arrive in Bismarck, North Dakota, for its annual celebration of bee pollination, bringing them face-to-face with Queen Bee and a bold new scheme, forcing Ben to conquer his new fear of bees.

A relaxing day at the beach gets all washed up when Team Tennyson come face-to-face with Hex, and his summer intern, Kevin!

Ben gets a tough lesson on knowing his limits when he competes in a grueling obstacle race, made even worse by the Weatherheads.

After the Rustbucket breaks down, Ben, Gwen, and Grandpa Max find themselves killing time at the local town library but soon scramble to outmaneuver Hex as he searches for a hidden ancient artifact.

Team Tennyson enjoys the biggest convention in town, but when a gawky costume store employee finds a familiar-looking helmet in the back of the store and tries it on, Ben is faced with the return of an old foe in a new form: Forever Knight.

The Tennyson's come across the "Bottomless Pit", a naturally formed pit with no bottom. Ben fights his better judgment to jump in, until Kevin 11 shows up and starts to goad him into a contest to the bottom.

Team Tennyson trade campfire stories that pit Ben against his archrival, Kevin 11, and teaches the hero the power of imagination.

Reboot of the classic Ben 10 series featuring a reimagined Ben and friends as they travel the country during the summer holidays.