Ben and Rook enlist the help of intergalactic smuggler Rad Dudesman to fly them through the Anur System-the home of the monstrous aliens.

Vilgax’s former lackey Psyphon is elated when his master returns.

Ben and Rook are called to London to investigate the Forever Knights’ latest activities.

An old enemy emerges while Ben and Rook visit Kevin and Gwen at college.

Ben and Rook must stop Zombozo and the Circus Freaks from turning everyone in Bellwood into zombie clowns!

Ben, Rook, and Grandpa Max have their hands full when Phil returns as a half-human, half-Terroranchula creature and starts absorbing all of the electricity and lightning in Bellwood. Phil seeks…

Ben, Rook and Grandpa Max must stop Ultimate Albedo from absorbing all of Azmuth’s profound knowledge and taking over the galaxy. Gwen and Kevin show up just in time to…

Albedo, disguised as Ben, seeks a device that will finally change him back into his Galvan form. Meanwhile, the real Ben is locked in Albedo’s prison cell at Plumber HQ.

After Ben falls for Albedo’s trap, Grandpa Max and Rook search all over the galaxy looking for Ben. Meanwhile he’s secretly trapped on Khyber’s hidden personal hunting preserve fighting Khyber’s…

Kevin, Rook and Argit run into OTTO, an old enemy who tricked Kevin and Argit by stranding them alone in the Null Void. While attending an intergalactic auto show on…

Dr. Joseph Chadwick is back as a Forever King. He is now leading the remnants of the Forever Knights who threaten to erase all alien DNA on Earth as Ben…

Ben, Gwen and Cousin Lucy try to find out how Psyphon’s thugs are getting Plumber technology. Gwen suspects that Lucy is the mole because of all her shape-shifting abilities, and…

Octagon and Rhomboid Vreedle kidnap Pretty Boy Vreedle, but when Ma Vreedle finds out he’s stolen, but not by whom, she threatens to blow up the sun if Ben and…

The Secret Saturdays come to Bellwood to help Ben and Rook investigate a rash of chupacabra attacks where they’ve been draining alien lifeforce.

Ben as Gravattack attempts to moderate a fragile peace treaty, but must endure the attacks of tiny alien fleas, which have inhabited his body. Rook shrinks down in attempt to…

With Plumber agents trapped in Incursean territory, Ben and Rook must employ the services of Rad Dudesman, the roughest, toughest smuggler in the galaxy.

Dr. Animo reminisces about when he once took control of the Plumber’s HQ in Mount Rushmore.

Princess Looma returns to claim Ben as her husband, and she’s not going to let anyone stand in her way!

The Incursean Armada, with the help of Dr. Psychobos, have invaded the Earth.

The Incurseans take control of Earth, so Rook and the Plumbers must mount a resistance while Ben is missing.

Dr. Psychobos and Princess Attea have invaded Rook’s home planet Revonnah with an army of Incurseans!

When the Incursean armada kidnaps the Gourmand Queen, Ben and Rook must get the warring Gormand factions to work together to save her and stop the Incursean invasion.

Ben and Rook escort Vilgax to a maximum-security prison planet, but the Incurseans have other plans.

Ben must deal with a past failure; a deranged Malware launches his final attack.

Ben must deal with a past failure while a deranged Malware launches his final attack on Azmuth.

As payment for destroying his car, Mr. Baumann orders Ben to make deliveries for him without using the Omnitrix.

When Eon forces young Ben and teenage Ben to switch minds, only the time-traveling Professor Paradox can sort things out and help Ben stop Eon from taking over the timelines.

Ben meets an alternate version of himself while searching for a 23rd Mr. Smoothy’s store.

Ben and Rook visit Rook’s family while Revohnnah is attacked by an old foe.

Ben and Rook are attacked by Khyber at a festival.

Billy Billions turns Ben and Rook into kids again.

Ben and Rook must stop Trumbipulor from gaining absolute power while Blukic and Driba set out to find Mr. Smoothy’s.

Gwen and Kevin visit Bellwood. Kevin tells Ben that he must hide himself from The Tetramand Princess Looma as she is hunting him as Looma wishes to marry Kevin.

Magister Patelliday is kidnapped by pirates who rob ships and put them in giant glass bottles to sell them. They intend to devour Patelliday. Any attempts at rescue are hard,…

The Omnitrix begins to malfunction and goes haywire when Psychobos steals a piece of an Omnitrix core causing Rook to mutate into a half-Gourmand and a half-Revonnahgander after Ben 10…

It is revealed that during a fight with Eleven-Year Old Ben Tennyson, Malware touched the Omnitrix symbol on Four Arms. After the battle, he went to Dr. Psychobos and made…

While trapped in Khyber’s ship, Khyber tells Ben that he needs different alien DNA to complete the evil incomplete version of the Omnitrix the Nemetrix. He also reveals that Dr.Psychobos…

Ben and Rook come across elastic, hot blooded aliens that plan to activate a volcano with a nuclear bomb engine.

Ben and Rook attempt to stop Dr Animo and his giant ants.

When Ben and Rook investigate a mysterious alien ghost ship, they discover that Argit and the Vreedle Brothers are fighting for possession of a doomsday device.