Ben 10: Omniverse Season 6 Episode 1 — "And Then There Were None"

How to Watch How to Download

The action-packed sixth season of Ben 10: Omniverse kicks off with one of the most ambitious storylines in the entire franchise. The multiverse saga begins in Episode 1, "And Then There Were None," where a dangerous alliance threatens to erase every single version of Ben Tennyson across all realities.

As the sinister warlord Vilgax joins forces with the time-traveling rogue Eon, they begin a massive cross-dimensional purge. Armed with a reality-shattering Chronosapien Time Bomb, they set their sights on a specific, defenseless alternate reality containing a Ben who never found the Omnitrix — leaving the fate of the entire multiverse hanging by a thread.

“When the ultimate evil unites across dimensions, a hero without a watch becomes the multiverse’s final hope.”

Episode Summary

The episode plunges viewers directly into the cosmic chaos as Vilgax and Eon aggressively hunt down alternate Bens. To tip the scales, they recruit a terrifying team of evil alternate counterparts, including Albedo, Mad Ben, Benzarro, and Nega Ben. Together, they clear out whole timelines, defeating any version of Ben who stands in their path.

Meanwhile, in a relatively peaceful dimension, we meet No-Watch Ben — an ordinary, clumsy teenage boy who never crossed paths with the Omnitrix and lives a mundane life. Unbeknownst to him, his timeline is the final battleground. Before Vilgax's forces can eliminate him, the enigmatic time-traveler Professor Paradox arrives to pull Prime Ben into the fray.

Realizing the sheer scale of the multiversal threat, Prime Ben teams up with good alternate counterparts like Ben 23 and Gwen 10 to stage a desperate defense. However, Vilgax manages to detonate the devastating Chronosapien Time Bomb, leading to a shocking cliffhanger where the entire multiversal web of heroes faces complete annihilation.

Themes & Character Development

The Core of a Hero: By introducing a Ben Tennyson who completely lacks the Omnitrix, the episode explores whether the watch makes the hero, or if the heroic instinct is an inherent trait of Ben himself.
Multiversal Stakes: Moving past street-level or simple planet-level threats, the narrative introduces high-concept temporal mechanics, emphasizing the vast responsibility tied to the core timeline.
Unlikely Alliances: The villain dynamics show how desperate Vilgax is to destroy his nemesis, willing to work alongside Eon and variant Bens despite his deep-seated hatred for all Tennysons.

Production Details

First Aired: October 6, 2014
Created By: Man of Action (Duncan Rouleau, Joe Casey, Joe Kelly, and Steven T. Seagle)
Written By: Thomas Pugsley
Directed By: Dan Riba
Produced By: Cartoon Network Studios
Art Style: Derrick J. Wyatt's stylized character designs blended with cosmic, multi-dimensional special effects that highlight distinct alternate reality aesthetics.
Voice Cast:
- Yuri Lowenthal as Ben Tennyson / No-Watch Ben / Benzarro / Nega Ben
- David McCallum as Professor Paradox
- Bumper Robinson as Rook Blonko / Mad Ben
- Steve Blum as Vilgax

Fun Facts & Trivia

Did You Know?

The title "And Then There Were None" directly pays homage to Agatha Christie's famous mystery novel, serving as a dark counterpart to the original series pilot title "And Then There Were 10."
This episode marks the first official appearance of Nega Ben, Benzarro, and Mad Ben in the series, offering completely distinct visual styles and personalities for each variant.
No-Watch Ben's universe features subtle background differences to highlight the lack of alien influence on Earth, making it look much closer to our actual real world.
The Chronosapien Time Bomb used by Vilgax is a callback to the alien species Chronosapien (Clockwork's race), showcasing technology capable of weaponizing time itself.
Yuri Lowenthal had to record several completely distinct voices and speech patterns in the same session to accurately portray the massive gathering of alternate Bens.

Legacy & Impact

This episode is widely celebrated by fans as one of the definitive high points of the Ben 10: Omniverse era. By flawlessly connecting different eras, alternate futures, and fan-favorite variant concepts, it rewarded longtime viewers who had followed the franchise's deep lore since 2005. It proved that the universe was much bigger than anyone originally anticipated.

The legacy of this multiversal crossover set a brand new benchmark for animated superhero storytelling. "And Then There Were None" demonstrated that even when stripped of all his alien powers and legendary weapons, Ben Tennyson remains a compelling, deeply rooted symbol of courage and hope.