The Omnitrix and the Nemetrix, both devices that can change its user. Vilgax the Conqueror wants both for his own uses. They just so happen to fall into the laps of two familiar cousins. (IM BACK) (T because blood, cursing, and character death)

After their secret is revealed, Ben and Jen are moving on to new adventures with their new Ultimatrixes providing tons of new possibilities. Certainly going to be a help with the many dangerous trials awaiting for them.

"Su vida había cambiado demasiado. Si le hubiesen dicho hace unos años que su mayor preocupación sería la prima de Ben Tennyson, se hubiese echado a reír. ¿Dónde estaba aquel chico que desaparecía de la nada y que no tenía que darle explicaciones a nadie? Pues echando de menos a su novia, ni más ni menos" Gwevin Sucesos tras Omniverse Aviso: lemon

ben Tennyson. the cousin of the famous Gwen 10, the wilder of omnitrix and a anodite, normal as a human can get, well expect helping his cousin fight people who want to destroy earth. one night everything changes for ben, as it turns out ben somehow got a power, now they will have to discover the origin of this power. alternate Gwen 10 universe.

With Vilgax gone, the watch off, and their heroing days behind them Ben and Gwen's only worry should be their new relationship, but the world hasn't stopped and the people who threaten it are closing in. It was never over. Sequel to Little Moments Rebooted. Bwen

Being an Anodite has become part of Ben's life about as much as being a hero has been. But he knows there's more for him to learn. And has to do it all while dealing with brand new threats and a fame that's more of a hinderance than a help. The only thing to be done is to make the most of it. Sequel to Another Anodite. Ben/Gwen pairing

Ben Tennyson is your average 15 year old, but what happens when he finds the strongest device in the universe. Will he be able to do what it takes to rise to the occasion as a hero or will he fail, before he can even begin

It started with not breaking the Charms of Bezel, they became closer, for good and for bad, and the danger that surrounded them became bigger than ever. Just that now, they would face it together. Mostly [Bwen]

Infinite worlds, infinite possibilities. In a world where one boy did not receive the most powerful device in the universe, who did? OC Omnitrix welder; rated T for later scenes.

When all three versions of Ben 10K get transported to an unknown world they must navigate through old and new villains as well as uncover the mystery of their capture.

It's been three years since Ben and Gwen had their Summer vacation across the country but, as the years pass they find themselves resembling the dreaded future timeline they visited on that trip; is it possible to change your own destiny? How will the duo react to the growing feelings betwixt them? Follow Ben and Gwen into adulthood as they explore their feelings! Bwen! Season 4!

All Ben really wanted was to have a fun summer with his grandpa, but when an alien device stuck itself upon his wrist, suddenly he has the chance to live a lifelong dream as a real hero. It would be perfect if he could just figure why he hated being human again after transforming. Or why his grandpa kept giving him weird looks all the time.

Very loosely based on events of Ben 10 Prime's classic story and some elements from the reboot. - I want to note this first chapter was originally posted on AO3 - Ken and Xylene are there. Both play important elements to the plot.

(MATURE 18 ) Ben has 2 things of great value in his life: the ultimatrix and his girlfriend Julie. When alone together and the pressure of being a hero weighs on him, there's something Julie knows she can do to cheer him up.

Eight years after the original series, the Tennysons go on their final Summer trip. The events of Alien Force and beyond will not be in this story, but some elements will be used.

"Never thought that I'd end up joining a cult. But that's ok, I'll take it over and restore it to its true purpose. Because when you live in a world that's under threat from alien warlords, world-ending technology and magic, extradimensional horrors, and more. You didn't feel quite safe depending on an old man, a spunky young girl, and a brat of a boy with a watch to keep you safe"

Ben 10 no me pertenece, esta historia sí. (gwen x kevin) (Kenny x devlin) Kevin Levin despues de años de locura, quiere volver a tener a su amada en sus brazos, tendra el apoyo inesperado de "cierto" engreido...o mejor dicho la version"2.0" del engreido.

After saving the Multiverse with his counterpart's Omnitrix, Ben Tennyson begins his own heroic path by taking on a familiar mantle. Granted his own alien-tech weapon and his training from the plumber academy the teen must protect his city and the world from threats just like his counterparts do...only without an Omnitrix.

The Ben 10 version of the book Ken and Jen that nobody asked for.

BOO

After the Highbreed Invasion was stopped, Earth is slowly becoming more and more of an attraction for the extraterrestrial and supernatural… along with some certain creatures wanting to exact revenge.

When Azmuth is in trouble with the Celestialsapiens, Ben and friends must travel to alternate universes and change the future!

It started with an alien device that did what it did. It stuck itself upon his wrist with secrets that it hid. Now he's got super powers, he's no ordinary kid. He's Ben 10! My retelling of the Ben 10 series, with various changes throughout the story, including: mild cursing, some mild violence, skipped and altered episodes, etc. New chapters (almost) every Tuesday

Alex’s identity has finally come out and against his will at that, now he must face what lies ahead and the enemies that follow along suit. But it also appears that something even more nefarious is happening behind the scenes.

Remake of the first Cold Winter's Night story. In this version, Ben has to tangle with the Omnitrix, super hero antics, and his upcoming young adult life. But what happens when he's reunited with his cousin, Gwen, and romantic feelings eventually begin to blossom between the two? Rated M for adult themes, violent situations and action.