Ben10ultimatealien Stories

"Never before had I felt anything like this for anyone." The silver-haired sorceress declared, "Can't blame you, just look at me, I'm charming." The...

Stranded in an unknown world, Ben must fulfill his destiny here and change history for the better. Cover image from Promsien.

Summer vacation is nearing its end for Deku and the rest of Class 1-A, but our heroes will have one last adventure in store as the Omnitrix has entered its self-destruct...

The story of Ben and Star continues Disclaimer: This is a fanfiction, of course I dont own Ben 10 or star vs the forced of evil,

After a rigorous first year at UA High School, Deku and the rest of 1A are finally on their summer break. Their vacation will be cut short however at the League of Villa...

Princess Komand'r, heirness of the Tamaranean throne, was no more. To the eyes of anyone who knew her, she was as good as dead. And where the life of Komand'r ended, Kor...

Ben Tennyson famous superhero is thrown into a world full of assassin's and monsters. Seeing how corrupt this world is realizes that he can't be a hero anymore so he cas...

One day your mom decides that you need Fresh Air so she calls her longtime friend Max Tensions and this summer you and Ben found both The Omnitrix but yours is evolved v...

It's been 5 years sense Ben took of the omnitrix and the last time. When the earth is in danger and he is called to use it again after the disappearance of his grandfath...

after a fight with one of his enemys ben finds himself in world simular yet differant to his own, he must adapt to his new environment. he will soon find out how differa...

My family and I were a great team, fighting crime, saving worlds and aliens, fighting bad aliens, Just about everything. But then, after battling with Vilgax, He somehow...

During what was a peaceful day, the Louds are kidnapped by remains Vilgax's forces for experiments to make a weapon to beat the Omnitrix. The Omni Drivers, a belt-like t...

I never knew my real parents, But the Tennysons found me when I was but a baby when Ben was first born, So they adopted me and Ben is now my twin brother. Now both ten y...

Esto solo es un remake mejorado del crossover de Ben 10 y Generador Rex de una manera más mejor.

(AU starting in the original series) onyx tennyson was a 10 year old boy who was never really close with his family in an attempt to bond with him more his older cousin...

After the usual for our lil bitch boi izuku he finds himself in the quite dense forest near his apartment complex. Whilst there he sees.... a satellite ? How will the li...

when ben tennyson finds himself in a differant universe and a differant planet he has to adapt as quickly as possible to this strange new world if he wish to survive and...

Kira. This Russian name means "sparkle" or "beam of light. Kira Tennyson was found wandering around Bell wood by Max Tennyson one night with only a brok...

Follow the story of Belle Tennyson, a typical kid who becomes very atypical after she discovers the Omnitrix, a mysterious alien device with the power to transform the w...

My name is Cordelia Baker, most people just call me Cora for short. I have lived a mostly normal life. I got average grades, I had my best friend, Ben Tennyson. I might...