Armed with a mysterious, more powerful Omnitrix called the Ultimatrix, Ben will face being hunted by rogue alien threats, human mercenaries, and assassins hired by opposing adults.

Ultimate Alien is not a bad show at all, in fact as I have said already it is pretty darn good. The stories are perhaps not quite as clever as they are in Alien Force, but they are very well …

Ben must learn to master the mysterious Ultimatrix, a watch that gives him access to new aliens and "ultimate" versions of his most powerful heroes! Watch mo...

Ben 10: Ultimate Alien is an American animated television series, the third entry in Cartoon Network 's Ben 10 franchise created by team Man of Action (a group consisting of Duncan …

This all-new animated series follows 16-year-old Ben Tennyson, once again ready to take on enemies both human and alien as a beloved superhero.

Five aliens from another galaxy attempt to escape from their mysterious captor. A radioactive alien menace tricks Kevin into freeing him from his containment suit. The team discovers that …

Ben 10: Ultimate Alien is the best in the franchise, blending epic storytelling, complex character arcs, and high-stakes action in a seamless ride. It’s a dramatic evolution from its …

Currently you are able to watch "Ben 10: Ultimate Alien - Season 1" streaming on YouTube TV or buy it as download on Apple TV, Fandango At Home, Amazon Video. You can also stream the …

Watch Ben 10: Ultimate Alien on HBO Max. Plans start at Ben's secret identity isn't a secret anymore. He's a hero to some, a menace to most, and wielding a brand new Omnitrix. So look …

Ultimate Forms are the evolved forms of various Ultimatrix aliens, used primarily by Ben in Ultimate Alien and Albedo in Alien Force and Omniverse.