– Gwen travels back in time to prevent Kevin's mutation, accidentally creating a dystopian alternate timeline.
The Ultimate Guide to All Ben 10: Alien Force Episodes Ben 10: Alien Force shifted the franchise into a darker, more mature era. Five years after the original series, a 15-year-old Ben Tennyson must put on the Omnitrix once again to fight an underground alien invasion. Season 1: The Gathering Threat (Episodes 1–13)
The team hunts a treasure-hunting alien made of pure gold. Argit returns to swindle them. Key moment: Kevin and Argit’s chaotic friendship is explored.
Season 2 is widely considered the peak of Alien Force . It escalates the High Breed conflict, introduces fan-favorite aliens like Chromastone and Goop, and delivers one of the most shocking plot twists in the franchise.
Tonality and style
The stakes raise as the Highbreed invasion becomes imminent and the team discovers the extent of the Dnalien infiltration.14. 15. "Vengeance of Vilgax: Part 2" 16. "Inferno" 17. "Alone Together" 18. "Good Copy, Bad Copy" 19. "Save the Last Dance" 20. "Undercover" 21. "Pet Project" 22. "Grounded" 23. "Voided" 24. "Inside Man" 25. "Birds of a Feather" 26. "Unearthed" Season 3 (2009–2010)
Whether you're looking to binge-watch the series for the first time or you're a veteran fan revisiting the , here is everything you need to know about all Ben 10: Alien Force episodes across its three-season run. Season 1: The Return of the Hero
The team rescues a normal human named Tyler who stole a critical component from a DNAlien base. Tyler suffers from severe memory loss, unaware that he has a dormant DNAlien parasite living inside his brain. 23. Birds of a Feather
A local bully finds a piece of high-tech alien armor that slowly corrupts his mind.
Ben's parents discover his secret identity and ground him, right as the DNAliens launch a massive attack.
– Incursean Emperor Milleous attacks Earth, forcing Ben to unlock Alien X to stop him. Season 2: The Highbreed War (13 Episodes)
An ancient, automated Highbreed failsafe device awakens under a small town. The giant tree-monster believes the Highbreed lost the war and begins terraforming Earth, ignoring Ben's claims that the war is over. 35. In Charm's Way
The first season sets the tone for a darker, more mature series. Ben has removed the Omnitrix, but the disappearance of Grandpa Max forces him to put it back on—only to find it has recalibrated into a new, more powerful form.
- (Note: This often listed under S3/S2 transition, but acts as a S3 kickoff) . Vengeance of Vilgax, Part 2 - (Continued from above) . Inferno - (See above). Plumber's Apprentice - (See above). Grounded - (See above). Catch a Falling Star - (See above). The Magician's Tale - (See above). Darkstar Rising - (See above). Alone Together - (See above). Good Copy, Bad Copy - (See above). Save the Last Dance - (See above). Above and Beyond - (See above). Unearthed - (See above).
The team protects a man who has a special tracker chip vital to the Highbreed invasion.
All Ben 10 Alien Force Episodes |best| Jun 2026
– Gwen travels back in time to prevent Kevin's mutation, accidentally creating a dystopian alternate timeline.
The Ultimate Guide to All Ben 10: Alien Force Episodes Ben 10: Alien Force shifted the franchise into a darker, more mature era. Five years after the original series, a 15-year-old Ben Tennyson must put on the Omnitrix once again to fight an underground alien invasion. Season 1: The Gathering Threat (Episodes 1–13)
The team hunts a treasure-hunting alien made of pure gold. Argit returns to swindle them. Key moment: Kevin and Argit’s chaotic friendship is explored.
Season 2 is widely considered the peak of Alien Force . It escalates the High Breed conflict, introduces fan-favorite aliens like Chromastone and Goop, and delivers one of the most shocking plot twists in the franchise. all ben 10 alien force episodes
Tonality and style
The stakes raise as the Highbreed invasion becomes imminent and the team discovers the extent of the Dnalien infiltration.14. 15. "Vengeance of Vilgax: Part 2" 16. "Inferno" 17. "Alone Together" 18. "Good Copy, Bad Copy" 19. "Save the Last Dance" 20. "Undercover" 21. "Pet Project" 22. "Grounded" 23. "Voided" 24. "Inside Man" 25. "Birds of a Feather" 26. "Unearthed" Season 3 (2009–2010)
Whether you're looking to binge-watch the series for the first time or you're a veteran fan revisiting the , here is everything you need to know about all Ben 10: Alien Force episodes across its three-season run. Season 1: The Return of the Hero – Gwen travels back in time to prevent
The team rescues a normal human named Tyler who stole a critical component from a DNAlien base. Tyler suffers from severe memory loss, unaware that he has a dormant DNAlien parasite living inside his brain. 23. Birds of a Feather
A local bully finds a piece of high-tech alien armor that slowly corrupts his mind.
Ben's parents discover his secret identity and ground him, right as the DNAliens launch a massive attack. Season 1: The Gathering Threat (Episodes 1–13) The
– Incursean Emperor Milleous attacks Earth, forcing Ben to unlock Alien X to stop him. Season 2: The Highbreed War (13 Episodes)
An ancient, automated Highbreed failsafe device awakens under a small town. The giant tree-monster believes the Highbreed lost the war and begins terraforming Earth, ignoring Ben's claims that the war is over. 35. In Charm's Way
The first season sets the tone for a darker, more mature series. Ben has removed the Omnitrix, but the disappearance of Grandpa Max forces him to put it back on—only to find it has recalibrated into a new, more powerful form.
- (Note: This often listed under S3/S2 transition, but acts as a S3 kickoff) . Vengeance of Vilgax, Part 2 - (Continued from above) . Inferno - (See above). Plumber's Apprentice - (See above). Grounded - (See above). Catch a Falling Star - (See above). The Magician's Tale - (See above). Darkstar Rising - (See above). Alone Together - (See above). Good Copy, Bad Copy - (See above). Save the Last Dance - (See above). Above and Beyond - (See above). Unearthed - (See above).
The team protects a man who has a special tracker chip vital to the Highbreed invasion.