Ben 10,000 faces off with Maltruant and his minions.
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.
Khyber returns for a final showdown with Ben, and with a new partner to boot.
Ben and his friends investigate a mystery at a haunted house.
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 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.
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.
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.
Things come crashing down for Kaan and Associates, but at the same time Marty manages to get closer to his family.
An old enemy emerges while Ben and Rook visit Gwen and Kevin at college.
Ben and Rook must stop Zombozo and the Circus Freaks from turning everyone in Bellwood into zombie clowns!
Grandpa Max's old Plumber partner, Phil, seeks Max's help to tame the monster within.
Ben and the plumbers work to stop Ultimate Albedo's take over of the galaxy using Azmuth's absorbed intelligence.
Rook and Grandpa Max search for Ben who is being held by Khyber on a private alien hunting preserve.
Ben worries that a casual conversation with Derek could potentially cause issues for Bailey, Cristina turns to Shane as tension grows with Meredith, and April’s upcoming wedding makes for an uncomfortable situation between Jackson and Stephanie. Meanwhile, Meredith plans a Thanksgiving dinner at her house.moreless
Albedo seeks a device that will finally change him back into his Galvan form; meanwhile, Ben is locked in Plumber HQ prison.
A flashback from 5 years ago details how Dr. Animo nearly took over Mount Rushmore.