Ben 10: Ultimate Alien All Episodes _hot_ Jun 2026

– The series finale. Vilgax manages to absorb Dagon's limitless cosmic entity from within, granting him god-like power. Ben wields George’s sword Ascalon combined with the Ultimatrix to defeat Cosmic Vilgax. Azmuth arrives to confiscate the Ultimatrix and rewards Ben with the perfected, official version of the Omnitrix, setting up the events of Ben 10: Omniverse .

The Forever Knights wage a unified war against all aliens living on Earth. Ben threatens the Knights with his Ultimate forms to force a truce. Season 3: The Dagon War (Episodes 33–52)

– Ben’s secret identity is leaked to the world by a young fan named Jimmy Jones. While the public is divided on whether Ben is a hero or a menace, Ben faces Bivalvan, a water-blasting alien refugee.

Vilgax acquires the full power of Dagon. Ben claims Ascalon, the cosmic sword, and defeats Vilgax. Azmuth arrives, destroys the Ultimatrix, and rewards Ben with the official, completed Omnitrix, setting up the events of Ben 10: Omniverse . ben 10: ultimate alien all episodes

– Television producer Will Harangue creates a giant robot designed to destroy Ben under the guise of making a video game.

If you don’t have time to watch back-to-back, prioritize these five:

Recommended episode structure (key episodes to watch; spoilers minimized) – The series finale

– Dagon is fully unleashed upon Earth, and Vilgax betrays the demon to absorb its cosmic power for himself.

| Ep # | Title | Notes | | :--- | :--- | :--- | | 21 | | Introduces Unitrix (Eunice) | | 22 | Eye of the Beholder | Julie/Ben relationship drama | | 23 | Viktor: The Spoils | Returns of Dr. Viktor | | 24 | The Big Story | A reporter follows Ben | | 25 | Girl Trouble | Returns of the Vreedle Brothers | | 26 | Revenge of the Swarm | Nanomech episode | | 27 | The Creature from Beyond | First appearance of Dagon’s Esoterica | | 28 | Basic Training | Plumbers’ Academy flashback | | 29 | It's Not Easy Being Gwen | Gwen’s Anodite side explored | | 30 | Ben 10,000 Returns | Future Ben appears; introduces Ultimate Albedo | | 31 | Moonstruck | N/A | | 32 | The Flame Keeper's Circle | Dagon’s cult grows |

– With Ben's identity public, his old rogue's gallery targets his family. Ben, Gwen, and Kevin must protect his parents from Zombozo, Charmcaster, and Vulkanus. Azmuth arrives to confiscate the Ultimatrix and rewards

– While camping, the group finds a crash-landed pod containing a mysterious girl named Eunice who has no memories, but possesses the ability to mimic animal traits. Azmuth reveals she is a living prototype of the Omnitrix (the Unitrix).

To stop Aggregor, Kevin absorbs the energy of the Ultimatrix, defeating the villain but driving himself insane. Kevin goes on a rampage, targeting those who wronged him in the past. Episode 18: "The Enemy of My Enemy"