Ben 10: Ultimate Alien All Episodes [hot]

Ben 10: Ultimate Alien consists of 52 episodes (and one crossover special) originally aired between 2010 and 2012. Set one year after Alien Force, the series follows a 16-year-old Ben Tennyson whose secret identity has been revealed to the world while he masters the new Ultimatrix, which allows his alien forms to evolve into more powerful "Ultimate" versions. Series Overview

The series is typically categorized into three main production seasons, though broadcasting orders sometimes varied. Season 1: 20 episodes Season 2: 12 episodes Season 3: 20 episodes

Ben 10: Ultimate Alien follows 16-year-old Ben Tennyson as he navigates a world where his secret identity has been revealed, all while mastering the Ultimatrix, a device that allows his alien forms to "evolve" into more powerful versions. The series consists of 52 episodes originally aired between 2010 and 2012, primarily divided into two major story arcs: the Aggregor/Andromeda saga and the Dagon/Forever Knights war. Season 1: The Andromeda and Aggregor Arc

The first 20 episodes focus on the Osmosian villain Aggregor, who kidnaps five powerful aliens from the Andromeda Galaxy to absorb their powers and reach the "Ultimate Prize". Fame Ben's identity is revealed to the world. Duped

Ben uses the Ultimatrix to split into three to handle multiple responsibilities. The Andromeda 5

Ben meets the five refugees (Bivalvan, Galapagus, P'andor, Andreas, and Ra'ad) and fails to stop Aggregor from capturing them. The Map of Infinity ben 10: ultimate alien all episodes

Ben and the team race Aggregor across the cosmos to secure pieces of a map leading to the Forge of Creation. Absolute Power

Kevin absorbs the Ultimatrix's energy to stop Aggregor, but goes insane, forcing Ben and Gwen to find a way to save him. Season 2 & 3: The Dagon and Forever Knights War

The latter half of the series (often grouped into seasons 2 and 3) shifts focus to the Forever Knights and an ancient, interdimensional entity known as . Ben 10,000 Returns

: Ben meets his future self, who helps him unlock even more powerful transformations.

: The Forever Knights begin a crusade to rid the Earth of all alien life. Ben 10: Ultimate Alien consists of 52 episodes

The Flame Keepers' Circle: A mysterious cult worships Dagon, who they believe will bring a new age to Earth; they are revealed to be led by Vilgax. The Ultimate Sacrifice

: The sentient "Ultimate" forms inside the Ultimatrix rebel, forcing Ben to face them in a psychic showdown.

The Ultimate Enemy (Parts 1 & 2): The series finale where Vilgax absorbs Dagon's power, and Ben must use the sword Ascalon to defeat him and decide the fate of the universe. Ben 10: Ultimate Alien Episodes

Here’s a concise episode guide for Ben 10: Ultimate Alien (2010–2012), the third main series in the Ben 10 franchise. It follows Ben 10: Alien Force and leads into Ben 10: Omniverse.

2. Key Narrative Arcs

The 52 episodes are generally structured around three major narrative arcs: Total episodes: 52 Seasons: 3 (but often listed

2. "Absolute Power" (Season 1, Ep 19-20)

The heaviest story in the franchise. Kevin has become a monster. Ben tries to kill him. Grandpa Max orders Ben to stop. This two-parter asks whether heroes are allowed to be executioners. It remains controversial among fans.

Quick Overview

• Total episodes: 52
• Seasons: 3 (but often listed as 2 production seasons; home releases split into 3)
• Main new feature: Ultimate Forms (evolved aliens via the Ultimatrix)
• Key villains: Aggregor, Dagon, Vilgax (returning), Charmcaster, Zs’Skayr

How to Watch

• Physical Media: Complete series DVD box sets are available (Region 1).
• Digital: Available for purchase on Amazon Prime Video, Apple iTunes, and Google Play.
• Streaming: Occasionally available on Max (HBO Max) depending on your region. Check local listings.

1. "The Forge of Creation" (Season 1, Ep 16)

Ben travels to a dimension where time doesn't exist to stop Aggregor. He also meets a 5-year-old Ben, which is both adorable and philosophical. This episode features the first true test of the Ultimatrix’s power.

Episodes 41–46: The Dagon Ascendant

40. The Ultimate Enemy (Parts 1 & 2) – Vilgax absorbs Dagon’s power, becoming an eldritch god. He easily defeats Sir George and even overpowers Ultimate Alien X.
41. A Fistful of Brains – Dr. Psychobos (creator of the Nemetrix) debuts. First hints at Omniverse lore.
42. For a Few Brains More – Team Ben tries to restore the minds of the galaxy’s smartest beings.
43. The Night of the Living Nightmare – A hallucinatory episode inside Ben’s subconscious. Surreal and dark.
44. The Beginning of the End – The final buildup. All villains unite under Vilgax.

5. "The Ultimate Enemy" (Season 3, Ep 47-48)

The series finale. Vilgax absorbs Dagon and becomes omnipotent. Ben wields the sword Ascalon. The ending sees Ben sacrifice the Ultimatrix to literally "reset" the universe’s power balance. It directly leads into Ben 10: Omniverse.

Overview

Ben 10: Ultimate Alien (2010–2012) is the third main series in the Ben 10 franchise, following Ben 10 (original) and Ben 10: Alien Force. It ran for 2 seasons and 52 episodes (plus a special, “Ben 10/Generator Rex: Heroes United”). The show bridges Alien Force and the later Ben 10: Omniverse.

Premise: After the events of Alien Force, Ben Tennyson (now 16) is forced to reveal his secret identity to the world. The Ultimatrix (a flawed but powerful replacement for the Omnitrix) allows Ben to evolve aliens into “ultimate” forms. He faces new threats like the alien hunter Aggregor, the cosmic entity Dagon, and the return of Vilgax.