All Ben 10 Alien Force Episodes Better Jun 2026

"Vengeance of Vilgax" is a massive two-parter that reintroduces the main villain with a new, menacing design.

(S3E12, Dec 11, 2009) – The team finds an alien box that can morph into any machine it sees. The Vreedle brothers try to steal it for themselves.

A massive Vaxasaurian that can grow to roughly 60 feet tall.

— Gwen struggles with her identity as Kevin loses control. all ben 10 alien force episodes

The trio discovers Earth is being infiltrated by DNAliens—half-human, half-alien drones. They are led by the Highbreed, an arrogant race of aliens who believe they are genetically superior and seek to cleanse the universe of "lower life forms."

– Ben's parents catch him transforming into Swampfire, resulting in him being grounded during an alien attack.

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. "Vengeance of Vilgax" is a massive two-parter that

Below is a drafted list of all episodes by season, which you can use for a guide, blog post, or watchlist: Season 1 (13 Episodes)

The Plumbers’ Helpers return to stop a meteor from hitting a colony. The episode focuses on teamwork and sacrifice. Key moment: Pierce loses an arm (but later gets a robotic replacement).

– Kevin steals the Rust Bucket to trade for a device to track Grandpa Max. A massive Vaxasaurian that can grow to roughly 60 feet tall

Ben is transported to a peaceful alien planet that has no concept of violence. However, a parasitic species is slowly taking over the population. Key moment: Ben must win a fight without using violence—a philosophical episode.

The team investigates a crashed spaceship carrying a rare metal called “Taydenite.” They encounter a shapeshifting alien criminal named Xylene (an old friend of Grandpa Max). Key moment: Gwen learns her mana (energy-based magic) can be weaponized.