Ben and Rook race to stop Maltruant from remaking the universe in his own image.
Ben 10,000 faces off with Maltruant and his minions.
Ben is made part of an intergalactic game show, where the prize is becoming the new Mrs. Tennyson.
Ben finally gets rid of Skurd... just when he needs the Slimebiote the most.
Kundo takes over Plumber HQ, with only Rook and a small band of Plumbers to stop him.
Kevin races to get to the Plumbers' Kids before the Rooters. But whose side will he end up on?
The Rooters have turned Kevin and the Amalgam Kids against Ben. How can Ben fight off his former friends?
Charmcaster returns to take her revenge on Gwen.
Ben and Rook help Kai discover an ancient temple.
Ben 10,000 and Professor Paradox join forces with Ben and Rook to prevent the destruction of present-day Bellwood.
Khyber returns for a final showdown with Ben, and with a new partner to boot.
Rook is infected by Fistrick's "bro essence" and becomes a bro. At the same time, he and Ben investigate an underground fighting tournament.
The Celestialsapians take Ben to court for remaking the universe.
Ben and Ben 23 fight to liberate the alternate Earth from Mad Ben's rule.
Ben and Ben 23 are sent to Mad Ben's world, where their evil alternate self reigns supreme.
Pa Vreedle reunites with his estranged wife, and together, the Vreedle family go on a major crime spree, which only Ben and Rook can stop.
Ben becomes suspicious of Argit and Simian's new security company.
Ben goes undercover and infiltrates a gang of thieves who are masquerading as him.
The Plumbers' black ops group, The Rooters, come looking for Kevin Levin.
Blukic and Driba's old crush, Luhley, comes to Earth, seeking a piece of Galvan tech they left when they crashed in Area 51 years ago.
Ben and Rook find themselves defending the artefacts of an alien museum.
Vulkanus confronts Mr. Baumann over an event from the past.
Charmcaster returns, seeking a powerful artefact.
Rook's former martial arts master comes to Earth, determined to bring him back home.
Ben's cousin Clyde Fife comes to visit, and accidentally acquires a powerful alien weapon.
Billy Billions, Captain Nemesis, and Kangaroo Commando join forces to take Ben's place as the hero of Bellwood.
Argit becomes the target of every bounty hunter in Undertown, and Ben and Rook must find out why.
Professor Paradox gathers together all the good Bens to save the multiverse.
Vilgax and Eon team up to destroy every version of Ben from across the multiverse.
Barbara tries to balance her personal life and her "career" as Oracle when Killer Croc captures Batman and Katana in a deathrap while she's on a date.