More information: IMDB
Watch Ben 10 Season 4
vs. Negative 10 (2)
aired: Sun, Mar 9, 2008
Summer's over and Ben is back at school. Unable to tell anyone that's he all these cool aliens that they've heard about all summer, Ben suddenly realizes he's gone from a "hero" to a "zero", that is until Vilgax comes after him with a vengeance. Ben must now reveal his hero side to his parents and to his fellow classmates. In doing so he saves his town and teams up with his dad to destroy Vilgax once and for all. But there is some bad news...Gwen has switched schools and is in Ben's class!
Goodbye and Good Riddance
aired: Mon, Mar 23, 2009
Ben, Max and Gwen put up an Alamo like stand inside the bunker at Mount Rushmore and against great odds take down the Forever King's band of baddies. In the end, Ben goes Upchuck and digests the powerful energy source, preventing the Forever King from using it for nefarious purposes. However this ultimate baddie is able to disappear...perhaps to return once again.
vs. Negative 10 Part 1
aired: Mon, Mar 23, 2009
Ben, Max Ben and Gwen investigate a couple of daring break-ins, only to discover they were both once secret Plumber installations. What our heroes find out is that those responsible for the break-ins are working for The Forever King. He's brought together a rogue's gallery of some of Ben’s most notorious enemies to eventually steal the world's most powerful energy source... located deep inside the Plumber bunker at Mount Rushmore.
aired: Mon, Mar 23, 2009
We're back in the future with Ben 10K, and this time he has a son, Ken. On Ken's tenth birthday, Ben gives him his very own Omnitrix. Ben must come to learn to trust Ken with the power of the Omnitrix. Along the way, Ken befriends a kid named Devlin. Devlin turns out to be Kevin 11's son and was merely using Ken so he could break his dad out of the Null Void. Ben 10K and Ken then team up to take down Kevin 11. As for Devlin, he comes to realize his dad is a jerk, and realizes the error of his ways. He's able to redeem himself, proving he's a good kid and joining forces with "Team Tennyson."
Ready to Rumble
aired: Mon, Mar 23, 2009
After Ben thinks he's broken Gwen’s computer, he sneaks off and enters an "ultimate wrestling competition" to win enough money to buy her a new one. On the mat as Fourarms, he becomes an instant celebrity hit with the fans and ends up going up against a tandem of odd looking brothers with special mutant like powers. Initially adversaries, Ben and the brothers become allies when Ben discovers the brothers are beholden to a powerful mob boss. Ben helps the brothers defeat the mob boss and his henchmen, and in the end realizes Gwen’s computer was never really broken.
Ready To Rumble
aired: Sat, Sep 29, 2007
Out on a desert highway, a group of modern day highway pirates hijack the Rustbucket, trick it out and use it in a daring robbery. And while Ben and Gwen are at first glad to get rid of that "bucket of bolts", they come to realize the Rustbucket is "a part of the family." In the end our trio heroes get Max's beloved "ride" back and bring down these pirates once and for all.
aired: Sat, Sep 22, 2007
During a battle with Animo, a head strong Ben in hero mode, doesn't listen to reason from Max and Gwen, and gets engulfed in a weird energy light. Little does Ben know that the "self destruct" function on the Omnitrix has just been initiated, sending out a signal that reaches Tetrax (the Diamondhead alien). Tetrax comes to Earth and tells Ben they must travel through space to find the watch's creator, Azmuth. He's the only entity who can stop the Omnitrix from self destructing, saving not only Ben, but the galaxies as well! As Ben and Tetrax travel through space, Ben must only must fight off Vilgax and his robotic drones who've picked up the Omnitrix's signal, but also deal with Gwen who's stowed aboard, believing Ben can’t do anything without her. After landing on a dangerous prison planet where they believe Azmuth is being held, our heroes stage his daring rescue, only to discover it’s not Azmuth they've freed, but his wacky assistant, Myaxx. Myaxx then directs them towards the remote planet where Azmuth is. Along the way, our heroes take on Vilgax and his robotic drones in a daring space battle that pushes Ben to his heroic limit. After our heroes temporarily get the best of Vilgax, Ben and Gwen must team up to crash land the spaceship. Everyone then embarks on a journey to find Azmuth, only to have Gwen kidnapped by aliens! Ben's devastated, realizing how self centered he is. But after finding Azmuth, Ben convinces the pessimistic creator to stop the self destruct mechanism. That's the good news. The bad news is Vilgax has found them, and launches an all out attack. However Gwen reappears and joins forces with our heroes as Ben transforms into a new alien, the giant Way Big, in order to dispatch Vilgax and his robotic drones. Our heroes return to Earth, with the galaxies saved, the Omnitrix back to normal, and Ben realizing there’s more to care about than just yourself.
Big Fat Alien Wedding
aired: Thu, Aug 2, 2007
In Florida, Ben and Max accidentally come in contact with water from The Fountain of Youth. As a result, Max transforms into a kid and Ben a toddler, with Gwen having to deal with both of them. Our trio then must track down Hex who’s found the source of the fountain and prevent him from drinking the water that will make him immortal and unstoppable.
Don't Drink the Water
aired: Thu, Jul 26, 2007
Ben and Gwen accompany Max to a wedding, which doesn't make Ben particularly happy, especially give the fact he has to wear a tux and learn how to dance. During the wedding it’s revealed that the bride's parents are aliens while the groom's family are ex-Plumbers. It turns out the bride's parents are out to sabotage the wedding because of a long lasting feud with the Plumbers, and take action by demonstrating their destructive powers and causing deadly havoc. Ben, Max and Gwen enter the fray and not only save the day, but make sure the ceremony goes on as planned.
Divided We Stand
aired: Thu, Jul 19, 2007
While at the beach, Ben discovers a new hero, Ditto, and soon has the ability to create multiple Dittos at once. These multiple Dittos can't agree on anything and drive Gwen crazy. However when the chips are down, these Dittos come together as one fighting force in order to defeat Animo and his army of replicant Stinkflies.
aired: Sat, Jul 14, 2007
Ben thinks he's having "the perfect day" only to realize he's been put in a dream world by Enoch and the Forever Knights who are after the Omnitrix. Ben's "dream world" soon becomes a nightmare world, with Ben forced to live out his ultimate terror…being stuck at school! But with Max and Gwen's help, he’s able to vanquish his nightmare foes and re-enter the real world where he takes down Enoch…only to reveal an even more powerful knight...The Forever King.
Watch Ben 10 Season 3
aired: Sat, Apr 21, 2007
When Xylene, an alien who once had a "relationship" with Max, suddenly appears, Ben and Gwen are suspicious as to her true motives. It turns out she came to earth to make sure the Omnitrix ends up with its "rightful owner"...Max! As Ben must deal with the realization the watch was meant for Max, he must fight off one of Vilgax's robotic drones who has the ability to amalgamate anything it wants to its frame. In the process, Xylene unlocks another alien hero on the watch...Upchuck!
Be Afraid of the Dark
aired: Sat, Apr 14, 2007
In a continuation of #669-012, Ben travels into space and with Gwen and Max to thwart Ghostfreak's grand plan of plunging Earth into eternal darkness. In the process our heroes also best the Mummy, Frankenstein and Werewolf, as the genesis of "Team Tennyson" is firmly established.
aired: Sat, Apr 7, 2007
Ben, Gwen and Max investigate the fact the latest shuttle launch has been delayed by a freak purple lightning storm. At The Kennedy Space Center our heroes discover that the Werewolf (from episode #669-005) and the Mummy from (#669-008) have been brought back, and are now teamed up with a Frankenstein like alien who’s been posing as a NASA scientist. Together they’ve all been working for Ghostfreak who gets resurrected, and launches his plan to shroud the earth in darkness with a special beam up in outer space.
aired: Sat, Mar 3, 2007
Max takes the kids to a drought stricken Chicago to see his favorite golden oldie band perform at a huge music festival. Once there, our heroes cross paths with a deranged weatherman who programs his robotic "weather assistant" to actually make it start raining. When this backfires, the robotic assistant ends up creating a trio of terrifying weather monsters to wreak havoc on the city. It’s up to Ben to go hero to destroy these weather monsters one by one.
aired: Sat, Mar 24, 2007
When Ben attends the Little League World Series because his home team happens to be playing, he discovers that their opponents in the final are actually robots posing as kids. Their goal is to switch out the President who's in attendance with another one of their robots. Ben must not only thwart this plan, but prove to himself he should've been on his hometown team.
aired: Sat, Mar 17, 2007
Feeling his grandkids need to know the value of "hard work", Max takes them to a farm that puts city slickers to work. And while Ben and Gwen soon do back breaking chores, they quickly discover their "real job" will be to stop an alien mummy who has arrived to unearth a rare and dangerous element.
Super Alien Hero Buddy Adventures
aired: Sat, Mar 10, 2007
Visiting a Hollywood studio theme park, Ben discovers his alien heroes have been ripped off and are starring in a lame network cartoon. Ben also discovers his favorite live action hero, the man who inspired him, has been yanked off the air by the same network. At the studio theme park, Ben tries to get his hero back on the air while also destroying the reputation of the cartoonist who ripped him off. In the end, Ben discovers neither of these men is really whom they seem to be, as his action hero’s evil twin brother is behind a plot to ruin them all.
aired: Sat, Feb 24, 2007
When Ben, as Upgrade, and Gwen get zapped into a Sumo Slammers video game, Ben soon has to deal with Gwen's superior gaming skills, while he also tries to impress his video icon in the game. Ben finally realizes the only person he has to prove anything to is himself. Able to finally go Upgrade again, Ben uses the alien's full potential to defeat the game's shape-shifting uber-villain, allowing he and Gwen to escape back into the real world.
aired: Sat, Feb 17, 2007
In New Mexico, Max stops to visit an old friend, who’s a Navajo Chief. Suddenly a powerful storm comes out of nowhere, and behind bolts of purple lightning a Navajo Werewolf appears. As Ben battles the werewolf, he appears to be bitten and turns into Benwolf. But it turns out the werewolf is actually an alien, and Ben sampled its DNA. In the end, Ben reverts back to his normal self, and stops the werewolf’s plan to assemble a high tech satellite device for some unknown nefarious purpose.
aired: Mon, Dec 11, 2006
When the Rustbucket’s a/c goes on the fritz in the middle of the desert, Ben, Max and Gwen take refuge at Holiday Village, an over the top Christmas theme park that seems to appear out of nowhere. It turns out the place is run by an evil entity known as Mr. Jingles, who takes Max prisoner, because he believes Max is Santa! It's up to Ben and Gwen to free Max, and break the spell Mr. Jingles has cast on Holiday Village, freeing others who've been trapped their for years and releasing the theme park from its "Brigadoon" like existence.
A Change of Face
aired: Sat, Dec 9, 2006
In Salem Massachusetts, Ben, Gwen and Max once again go up against Charmcaster, whose goal is to switch souls with Ben and possess the Omnitrix. However Charmcaster first accidentally switches identities with Gwen, and then as spells fly back and forth, Ben and Gwen even end up in one another’s bodies before they team up to get rid of Charmcaster once and for all.
aired: Sat, Dec 2, 2006
When the Rustbucket breaks down outside the largest mall in the U.S., it seems Ben and Gwen will have the time of their lives in the mall. That is until they run into an evil hypnotist entertaining the crowd, who puts Ben under hypnosis, causing him to sleepwalk at night and help him steal things. And when the hypnotist discovers certain “aliens” are now helping him, he exploits them for his grand plan of hypnotizing hundreds of people so they’ll be under his demented control forever. Ben must figure out how to break the spell he’s under and stop this evil plan.
aired: Sat, Nov 25, 2006
Ben gets sucked into the future by a grown up Gwen. His mission is to help the now all powerful and adult "Ben 10,000" seemingly defeat the future versions of Dr. Animo and Vilgax. However the real reason Ben has been brought to the future is to teach his adult self some humility and the fact he's lost touch with Max and has forgotten what’s really important...family.
Watch Ben 10 Season 1
aired: Sat, Mar 25, 2006
Healed and enhanced from his injuries, Vilgax decides to procure the prototype himself rather than relying upon subordinates, mercenaries, etc. He arrives on Earth in his massive spaceship and begins "beating the brush" in order to flush out the holder of the prototype in his mega-destructive war wheel vehicle. In the meantime, Max's mysterious past begins to come to light, including a personal history with Vilgax – culminating in the final showdown between Vilgax and the combined Tennyson family.
aired: Sat, Mar 18, 2006
When Ben's actions cause him to catch a summer cold, the normal symptoms (watery eyes, stuffed up nose, cough, etc.) take on strange physical changes in his alien personas. To make matters even more difficult, Ben must stop a disgusting creature made from a colony of cockroaches while having to deal with these frequently funny, unusual and often debilitating side effects on his heroes.
A Small Problem
aired: Sat, Mar 11, 2006
When Ben is prevented from riding an attraction at a water park because he isn't tall enough, he decides to go alien to get even with the ride's attendant. Unfortunately the unpredictability of the prototype watch causes him to become stuck as Grey Matter instead. To make the situation worse, Grey Matter is then kidnapped by a sci-fi geek named Howell, who intends to "unveil" his new discovery to a group of mysterious masked illuminata types at a dark strange mansion.
aired: Sat, Mar 4, 2006
Ben battles Hexlord, an evil sorcerer whose power emanates from several Mystic Charms – one of which falls into Gwen’s possession after the battle. She discovers the charm gives her incredible luck and she quickly learns to focus it, deciding to become her own superhero Lucky Girl. Soon the magician escapes from jail, tracks down his missing charm to Gwen and a big set piece confrontation ensues. In the end, Gwen has to choose between her newfound power and defeating the evil sorcerer.
aired: Sat, Feb 25, 2006
Ben's fear of clowns emerges at an unfortunate time when our heroes stumble upon a wicked circus with a "psychic vampire" clown named Zombozo as its ringmaster who leads the venom-spewing acid breath, the Medusa-like frightwig and the bizarre strongman thumbs. When Gwen winds up in Zombozo's evil clutches, Ben must overcome his fears to save his cousin.
aired: Sat, Feb 18, 2006
As Fourarms, Ben is working to thwart an armored truck robbery by a tough and heavily-armed female gang leader named Joey, when he is attacked by a new set of Vilgax’s Mechadroids. Fourarm's defeats the robots, but Grandpa Max is injured in the melee. While Ben and Gwen look after Max in the hospital, Joey winds up merging with the leftover pieces of the Vilgax Drones and becomes Rojo – a cybernetic combination of the two. Vilgax is able to "persuade" Joey into retrieving the prototype for him. Eventually, Ben is able to defeat the new and improved Joey, but not before she delivers a disturbing message from Vilgax.
aired: Sat, Feb 11, 2006
After a blow out argument with Max, Ben rebels by going out on his own in the Big Apple. He soon makes friends with Kevin, a mutant with the power of to absorb any form of energy to make himself more powerful. At first, Ben is drawn into the allure of Kevin's nonconformist lifestyle, but soon is forced to realize a cold fact: Kevin was only keeping him around until he could exploit/leech off the powers of the prototype – becoming “Kevinized” versions of the ten heroes and eventually absorbing all 10 heroes and becoming a mix of each alien – Kevin 11.
aired: Wed, Feb 18, 2009
When Ben can’t resist messing with the Worlds largest rubber band at a cheesy roadside tourist trap town, he accidentally releases Megawhatts, mischievous and destructive creatures made of electrical energy with the power to warp reality to their own sinister prankish delight, that were living inside. Ben must then use his alien hero personas and his own practical joke-loving ideas to recapture the Megawhatts before they can threaten a major population center.
aired: Sat, Jan 28, 2006
Ben finds himself hunted down by three alien bounty hunters – the crustacean-like Krabb, the mechanical assassin Sixsix and the mysterious Hoverboard - hired by Vilgax to procure the prototype watch. The experienced and powerful mercenaries provide Ben's alien heroes with their first true challenges. Fortunately, Hoverboard is a double agent working on the side of good to make sure the Omnitrix doesn't wind up in the wrong hands. Unfortunately, he is not too pleased that Ben treats the most powerful weapon in the galaxy as a play toy.
aired: Wed, Feb 18, 2009
Grandpa, Gwen and Ben visit an old maid relative only to find that her retirement community has been overtaken by a shapeshifting aliens called Limax. The Limax are systematically gathering the elder population for transport back to its home planet to use as a food source. Ben must use his alien heroes to defeat the Limax and rescue not only his matronly aunt, but Grandpa Max as well.
aired: Mon, Apr 2, 2012
While stopped at a lakefront campsite, Ben has a chance encounter with a Loch Ness type sea monster called a Krakken. Eventually, Ben discovers the true threat - the evil poacher Jonas and his high-tech deep water theives – who are stirring up the Krakken by trying to steal its eggs .
aired: Wed, Feb 18, 2009
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 (the Omintrix Prototype) that has been jettisoned from alien spacecraft high above the earth. When the prototype attaches itself to Ben's wrist, he discovers that it allows him to become any one of Ten Aliens. Ben's first test as a hero comes early as Vilgax (Season #1's main villain) sends Mecharoids to procure the prototype.
And Then There Were Ten
aired: Tue, Dec 27, 2005
Ben and his alien hero personas must battle Dr. Animo a crazed mad scientist bent on revenge and armed with the DNA altering Transmorpher device. Animo uses the Transmorpher to mutate normal animals into monsterous, and then to reanimate dinosaurs that run rampant in Washington D.C. Meanwhile, Ben discovers being a hero is not just about getting rewards for your good deeds.