It started when an alien device did what it did. Izuku Midoriya found a strange device on the beach one night after training when the device jumps onto his wrist. It grains him abilities from beings from other worlds. Watch him as he and his friends go through their adventures on Earth and Space in: The Alien Hero: Deku 10

His goal in life was to be a hero and along with the gifts that he has gained, he will be one. Mini extra crossovers with the story. Izuku x Hearm

Naruto Encontra o Omnitrix e Pesquisa Sobre ele Para Descobrir Seus Misterios, Enquanto Esconde de sua familia e todos que Conhece sobre a Existencia Desse Dispositivo, Enquanto de uma forma Espetacula Naruto faz uma Nova vida de aventuras e Descobertas para Fora de Seu Planeta Natal e indo Rumo para as Estrelas no Espaço.

Ben Tennyson, wielder of the omnitrix and savior of the universe has to finish his last two years of high school at a place called Kuoh Academy in Japan. No one there knows who he is or that aliens exist, there also happens to be a group of Devils who's leader has taken an interest in Ben

Big AU! Left naked and stranded after a bet gone wrong, Ben finds himself desperate for any form of clothing...even a loincloth? Little dose he know this loincloth will grant him a GRAND destiny and even greater trouble! Jungle Fury crossover!

It had now been 3 years since Ben took a chance at a normal life. However, history had a tendency to repeat and life had a tendency to be unfair. With the news of someone person putting in a good word for him at UA, Ben would once again don the Omnitrix and face the challenges ahead all the while having one question in mind: "Could he meet the legacy of that watch once again?"

Remanente tiene su futuro asegurado con la extinción de la humanidad que lucha por sobrevivir un día mas, todo debido a las acciones de sus creadores en el pasado condenando a los remanentes a la furia de la Reina Grimm, pero que pasaria, si existiera otra entidad?, sera que este nuevo jugador traera: "Salvacion" o "Destruccion" de esta realidad como las demas lineas del tiempo

After a grave defeat, Ben loses hope in being a hero but after some unexpected circumstances, the wielder of the Omnitrix is transported to a world filled to the brim with heroes. Having to adjust to not only a new country but also going to school to be a hero Ben has plenty of challenges ahead.

"Severe genetic damage detected, should we attempt to repair?"

no soy de resúmenes, solo se que hay varias historias de este tipo, pero quería hacer mi propia versión, espero que les guste

this story took place in AU of UF Timeline. after Ben girlfriends Julia Yamamoto sacrifice in hand of Vilgax, after that fateful event he encounter a mysterious girl name Sandra Martin after while thus they begin to take a new adventure into unknown universe. Warning most this crossover event are belong to each author I inspire to. (it will Continued in C&C Xlore)

Naruto found the Omnitrix when he was 10; This is the story on how he saved the universe. He will go along with help from all across the stars Mass Crossover Naruto x Harem.

A Comedy/action crossover story featuring Ben Tennyson as an underground hero in Saitama's world. Comedic events happen around our protagonist as he struggles to mind his own business and achieve peace and quiet. Following his own ideals, will he be able to pull it off as a hero, too?

With the Reach gone, our heroes were able to get some rest, but it never could last long. Between finding the entities, Aggregor, meta trafficking, the Light, and Dagon, they got their plates full. Threats from beyond the stars, within Earth, and on Earth will be coming to the forefront. In the end, heroes must rise to the occasion or everything will crumble around them.

Summer vacation is here once again and Ben finds himself without any plans. However a new adventure comes into his path when he's chosen for a new tv survival game show. Can he win the competition using nothing but his natural skills now that he isn't wearing the Omnitrix? Find out on Total...Drama...Island!

after her first defeat at the hands of Gwen in alien force Charmcaster finds herself in the Fairy tail universe where she will end up making friends, enemies, and above all finding her sister early on. rated M for later chapters main pairings will be Charmcaster/HopeXMirajane, and LucyXNatsu.

this a new harem story with what would happen if Ben Tennyson were to get teleported somehow to the Fairy tail universe i'm not going to be listing off all the pairs since i don't have enough room but it will be crazy. rated T for implied sexual encounters

The second and final adoption of Damont Evermore. After the death of an old enemy Ben's world turns upside down, as he is faced with a decision he never thought her would have to make, and an entirely new world. Welcome Benjamin Tennyson the the Marvel Universe!

One twist of Fate, change the world. Most of humanity is gone, Most of those that remain changed. My name is Ben Tennyson. I am not longer human, and I don't feel like a hero anymore. Yet I think I need to be one more then ever, In the world of ponies after people.

Conflicted with the loss of Feedback,an 11 year old Ben Tennyson nearly loses his will to keep being a hero, but finds his desire to keep helping others strengthened through the efforts of his family. Now, alongside new friends that he begins to see as older siblings with time,Ben and the Teen Titans protect the innocent and do their best to make the world a better place.

The Sequel to Dial, continuing the story of a self-insert in the MCU fighting on the side of heroes using an Omnitrix. Things are heating up. New enemies, heroes, and dumb mistakes from politicians are ahead. And all the while, the stars hide new threats. Also posted on RoyalRoad

When Ben dies, the omnitrix finds itself a new host in the form of 14-year-old Izuku Midoriya. Will Izuku rise to the challenge, or will it all fall apart?

Luna Loss was your average little girl until one day she was kidnapped by an alien warlord after obtaining a watch-like device that allows her to transform into aliens. After escaping into space for about two years, Luna had lost all hope of going back home...but maybe a certain Mandalorian and an alien baby Jedi could help her return to Earth? Rated M-language violence and blood.

Izuku Midoriya is about to give up on his dreams of heroism when a teenager clad in a green jacket and a man claiming to be a professor break into his room in broad daylight. Ben Tennyson and Professor Paradox have travelled to the My Hero universe in order to find a worthy successor to wield the Omnitrix once Ben passes... and they firmly believe Izuku is worthy to inherit it.

After the war against Sosuke Aizen and returning home, the reprieve was short lived for Kenneth Tennyson as he has been called to the Sorcerer Surpeme herself to aid another world with the absence of Klarion the WitchBoy Heads will roll. violent and sexual acts inside