All Ben 10 Alien Force Episodes

Emperor Milleous threatens to destroy Earth. To stop him, Ben must convince the warring personalities inside his most powerful alien to cooperate. Key Debut: Alien X. Season 2: The Highbreed War (13 Episodes)

— Kevin steals the Rustbucket and reunites with his shifty old contact Argit, hoping to trade it for alien tech. Argit double-crosses him, and Kevin is captured by Vulkanus, who forces him to absorb rare Taedenite crystals. Ben and Gwen rescue Kevin, who reveals he was after a holoviewer containing a new message from Grandpa Max: "Recruit a team" . Omnitrix debut: Big Chill.

Albedo steals the Ultimatrix and teams up with Vilgax to destroy Ben once and for all.

– Ben puts on the recalibrated Omnitrix to find his missing Grandpa Max.

Ben destroys the original Omnitrix to stop Vilgax, frees Kevin from his mutation, and steals the Ultimatrix to become stronger than ever. all ben 10 alien force episodes

Captain Nemesis kidnaps Julie, forcing Ben to defeat his former idol. Episode 40: Time Heals

The team discovers a massive, baby alien hidden underground by the DNAliens. Ben and his friends must protect the infant from both the DNAliens and a highly destructive automated security drone.

Ben rescues a young alien prince from a dangerous gladiator planet.

Complete 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 puts on the Omnitrix once again to fight a hidden alien invasion. Season 1: The Gathering Darkness Emperor Milleous threatens to destroy Earth

– The Forever Knights kidnap Ship to mass-produce a fleet of interstellar starships.

The story begins five years after Ben Tennyson last wore the Omnitrix. He is no longer the ten-year-old hero; he is a mature, athletic teenager who has put his childhood adventures behind him. But peace is shattered when his grandpa, Max Tennyson, goes missing. Investigating his RV, Ben finds a holographic message: Max has been fighting a dangerous new threat, and he needs Ben to step up.

– Kevin tracks down Ragnarok, the ruthless alien criminal who murdered his father years ago.

The Highbreed fleet attacks Earth. Ben recruits all the allies he made across the past two seasons. Season 2: The Highbreed War (13 Episodes) —

Kevin mutates into a rock/metal monster; several classic aliens escape the watch. Episode 29: "Inferno"

Following the Highbreed defeat, the series shifts toward a more "villain-of-the-week" format with several high-stakes multi-part episodes. Ben 10: Alien Force. Season 3 [2009-2010] 19 Episodes

This season establishes the team's mission to find Grandpa Max and stop the DNAlien and Highbreed invasion.

The team is transported to the home of the Omnitrix database.

— Ben, Gwen, and Kevin track a signal to a small town where a half-Pyronite boy named Alan Albright is accused of arson. They discover DNAliens have built a giant weather-control tower that threatens to freeze the region. With Alan's help, Ben destroys the machine. Alan is offered a spot on the team but chooses to stay home. Omnitrix debut: Jetray .