The young Benji Tenzaki is an unfortunate child who wasn't blessed with the talent to become a ninja. Upon death, he regained memories of his past life and chose to use the Omnitrix for the good of his people. This story follows Benji as he survives in the world of shinobi as one of them, disguising his abilities as the ninja techniques.

When a species called the novatron they're objective is to conquer the multiverse and rule to their image so It's up to Ben Tennyson and other superheroes of each earth to stop them. It's time to unite Ultra legions.

A watch-like device falls from space and attaches to Gus Dalton and gives him the power to transform into different aliens. Now he, Luz Noeda, Willow, and others must work together to stop criminals in their summer vocation.

On a fateful day in the park, a young man's life is changed, when seeing a shooting star fall from the night sky. Watch Ube rise to be a hero, though it's kinda hard to be a hero when your mom is the police chief, and the avatar mistakes me for a spirit. No paring of yet.

With no memory of whatsoever our protagonist with an insane ability wakes up in a world full of creatures known as Pokemons and Meet two Trainers by the name Ash and Goh on thier journey towards their dreams

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.

Lincoln Loud, the Omnitrix Team and the Omnitrix itself are as heroic as always. Join Lincoln and the Omnitrix Team as they go through adventures with heroic friends, make new ones, and fight to save the world and other worlds like it. (Inspired by The Loud 10 by GokuSannin9000).

Kevin Levin has been missing for years, presumed dead. Ken Tennyson doesn't think so, and travels to Earth to look for clues. He stumbles across a large family, the only son of which has the peculiar ability to make his body take on the properties of any solid material he touches... (Adopted Lincoln AU)

this is what i think would happen if some of the strongest members of Fairy tail would be thrown into the events of ultimate alien and omniverse. main pairings will be BenXMirajane, KevinXLisanna, and GwenXNatsu rated m for later chapters.

Ben Tennyson meets Ruby Rose during his summer break, and picks up both the Omnitrix and a thrill for action. Along the way, Ben discovers new alien forms, develops new techniques to use in battle, and a blossoming romance, while also forging close bonds with his new friends. But can he and his friends handle being thrust into a conflict between good and evil? (Cover by elmike)

Ben was honestly shocked when his mind was seemingly sent back in time. He was just getting used to the super-powered device known as the Omnitrix. With that fateful moment soon approaching, however, nothing could stop him from being the greatest hero ever!... Except the strange girl replacing his cousin.

Ben Tennyson has come to the city of Futo thanks to a mysterious tip. Seeking out the Narumi Detective Agency, he ends up joining forces with the two-in-one detective against those who would make the city cry. Now, count up your sins because it's Hero Time! Adopted from BigbyTheBigBadWolf.

Where the Aligned continuity of Transformers meets the Classic continuity of Ben 10 after a trip to Earth doesn't go as planned. The main crew crashlands on Earth, just not their Earth. And that's not the only difference. May the dimensional dilemma ensue!

A shape-shifting alien hero, eager to explore the universe after saving it. A human-gem hybrid, burdened by his inheritance, looking to discover himself. When Ben Tennyson and Steven Universe realize they're both going on a road trip, they decide to explore the universe together.

Some worthy souls are chosen to carry the mantle of great heroes. Sometimes, this is destiny. Other times, it's all about being in the right universe, at the right time, chosen by the right watch.

Ochako Uraraka finds herself unexpectedly taking on the mantle of the Omnitrix wielder from Ben Tennyson. As Ochako begins to explore the capabilities of the Omnitrix, she must also navigate the complex relationships and alliances, all while facing off against increasingly powerful enemies. Art by @gayartistsuzzan on Twitter!

while training to get into UA Izuku came across the Omnitrix and his world gotten a lot bigger and now he has to master both the watch and one for all to become a hero like his idol All might but can he make the cut? find out. Izuku/harem mixing with some DC characters and a few other surprises and a bit dark toned. (On hold)

Ben lost everything and everyone he loved but, with Vilgax still after him, he'll need the help of the Justice League and their proteges. Can Ben kill Vilgax once and for all? What new adventures await him in this strange new world? We're entering a much darker, more dangerous era than ever before. Can Ben face this new darkness? Season 3.

Omniverse/Tamers; sequel to Heroes and Humanity. A little galvan named Albedo is back, and he has a couple of problems: Ben Tennyson is trying to kill him, no one will let him leave this silly planet to get away from him, and everyone in Japan is angry with him. Why did Fridge, Swamps and Hugh think moving him back to West Shinjuku was a good idea?

When Ben Tennyson visits Fuyuki on a trip for Extra credits and some downtime, he finds himself locked into a bloody battle for a Wish-Granting Grail. With no other choice, Ben shall use the power of the Ultimatrix and newfound allies to put an end to the battle and uncover the truth of the Holy Grail War of Fuyuki.

Gwen Stacy is chosen to become the successor of Ben Tennyson. Read and enjoy her origin as the heroine, G-Morph, and her ever-growing adventure with her arachnoid boyfriend. Mainly based on The Amazing Spider-Man movies and the MCU but has some original ideas. Peter and Gwen pairing. Inspired by The Incredible Muffin. Originally titled "Wristed Heroes"

Waking up against grass in the middle of a park? Weird but I can deal. Waking up in a different body? Still weird, but atleast I'm taller. Waking up with an Ultimatrix on my arm? Well fuck everyone else, I'm winning! Waking up in Brockton Bay? ... Well shit. SI into Worm with an Ultimatrix. I'm kinda an asshole though.

Ben is transported to the world of Teyvat because he severely underestimated a technology that belonged to Dr. Psychobos. What sort of adventures would be in store for the extraterrestrial hero in this strange new world?

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

after a fight with a strange alien Ben is sent to China full of talking animal. He'll have to use the Omntrix and learn kung fu. (takes place right at the first episode of Alien force.) BenXTigress