All Ben 10 Alien Force Episodes //free\\ Jun 2026

: Ben's parents find out about his secret identity and ground him.

However, a new threat emerges. A rogue alien named Ragnarok escapes a Plumber prison. During the confrontation, Kevin discovers that Ragnarok was responsible for his father’s death. Blinded by vengeance, Kevin attempts to kill Ragnarok, crossing a moral line that disturbs Ben. Though Ragnarok is defeated, a rift grows between Ben and Kevin regarding the rules of heroism.

— In the series finale , Albedo—an evil Galvan who permanently transformed into Ben's human form—steals the Omnitrix and completes the Ultimatrix . Albedo and Vilgax team up to destroy Ben. Albedo uses the Ultimatrix for the first time to transform into Ultimate Humungousaur . Ben proves he's more than just the Omnitrix, defeating them both through teamwork, sacrifice, and sheer will.

After the Highbreed threat is neutralized, Ben’s arch‑nemesis Vilgax returns more powerful than ever. Having conquered ten planets, he finally comes for the Omnitrix. This arc reintroduces classic villains like Ghostfreak and Charmcaster while exploring Kevin’s mutation and the Omnitrix’s limitations.

– The team goes to an oceanic planet to help a group of water-breathing aliens stop a corporate polluter. all ben 10 alien force episodes

Vilgax returns, and the series concludes with a final battle that leads into Ben 10: Ultimate Alien .

For fans looking to revisit the series or newcomers wanting a complete roadmap, this article covers of Ben 10: Alien Force across its three seasons, breaking down story arcs, key alien debuts, and where the show fits in the larger Ben 10 timeline.

— Gwen's older brother Ken is missing. The team tracks him to a hidden Highbreed facility where Xenocites —alien parasites that latch onto a host's face—are manufactured. Ken has already been infected, but Ben removes the parasite. Deep inside, they find Grandpa Max alive. As the team destroys shipments of Xenocytes, Max uses a Null Void projector to destroy the base, sacrificing himself to save the others.

: The Omnitrix malfunctions, turning Ben into the aggressive Appoplexian, Rath. : Ben's parents find out about his secret

It sounds like you’re referencing a blog post that catalogs or reviews every episode of Ben 10: Alien Force . While I can’t browse the live web or pull up that specific post, I can tell you that Alien Force ran for 46 episodes across three seasons (2008–2010), introducing iconic aliens like Swampfire, Echo Echo, and Humungousaur.

The true villain reveals himself: Aggregor .

Ben must attend a school dance while secretly tracking a DNAliens nest beneath the gym. Meanwhile, Gwen struggles with her feelings for Kevin. Key moment: Kevin and Gwen share their first kiss.

Season 2 deepened the character arcs and escalated the conflict, culminating in a major confrontation with the Highbreed. During the confrontation, Kevin discovers that Ragnarok was

— The team explores the Highbreed's final weapon.

— Charmcaster returns, placing Kevin under a magical spell and forcing him to do her bidding.

A beach town is under attack by aquatic DNAlien mutants. Ben unlocks a new alien: Jetray (a fast-flying, ray-like creature capable of space travel). Key moment: First on-screen use of Jetray’s neuroshock blasts.

Ben goes on a date while fighting a Galvanic Mechamorph named Ship.