Years have passed since Dagon's defeat and ever since that fight, Ben felt like he did it all. One fateful day, however, he is asked by the japanese government to become part of the Special Division 4 of the Public Safety Sector Devil Hunters. Ben accepts, ready to take devils head on! But is Ben really prepared for the whackiness and horrors of devil hunting...? Now entering Act 2

A dedicated one shot story for each series for everyone to enjoy. Featuring characters from across all corners of fiction interacting with one another like never before. From Fanfiction AU Mergers to Crossovers, this promises to showcase oneshots from Ben 10 to Naruto, this promises to be an unforgettable experience. *Oneshot collection; also on AO3*

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 the Darkentors and save the entire Multiverse, the Infinity Legion travels across the Multiverse as its protectors. They travel to the Fairy Tail world where they meet the Fairy Tail Mages. They face many challenges together. The Elodas story arc is out.

It's been a couple of months since Yu Narukami and The Investigation Team solved the case and returned peace to their town of Inaba. Yukiko Amagi was looking forward to spending the upcoming summer with her friends however it seemed that her parents had other plans for her, plans that involved sending her to America for a Summer Road Trip with relatives she's only recently heard of

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

Ben gets transported to the world of Soul Eater where he meets the Soul Eater cast. He decides to help them fight the Kishin and Witches until he finds a way home. BenxHarem. Adopted by Rexfan1333

Frankie Stein leads an ordinary and quiet life like any typical teenage monster. But everything changes when she and her friends have an encounter with a being from another world. Her life will soon take a 180-degree turn, dangers that she never believed asked to exist will be present and everything seems to be related to her mysterious and very mischievous space friend.

The final battle against Kaguya brought forth an unforseen outcome for Sakura Haruno; one that cost her her entire world. In a world unlike her own with no means of returning by herself, Sakura allies herself with a certain Omnitrix Hero who promises to help her find her way back. But in the meantime,She,Ben and Rook form a team to fight against threats from Earth and Beyond.

Ben Tennyson was abducted by aliens when he was 10 years old after accidentally received the Omnitrix, but then got rescued by Tetrax. He also brought Rook Blonko with his side. Both Ben and Rook are orphans, where Tetrax trained them to become the Galactic Guardians. Then after reaching his teen years, he received the Ultimatrix and recruiting more members.

In the crossover.

After recreating a universe, Ben is sent to another universe filled with Magic, Dragons, God's, and Demons. Watch as he battles various mages, dragons, and insane black mage in order to help the people he cares about.

I looked around and saw that there were not that many ben 10 x mha with ben having the omnitrix like there were only 27 out of 100 storys with just ben and in 2 of then ben didn't have omnitrix. In this ben dies of old age at 110 and is reborn in mha world, and due to certain circumstances ben will have to be a hero again, ben will help the next gen of hero in his own wayEXPERIMENT

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?

Ben Tennyson finds himself in the Akame Ga Kill universe he finds out that there is a corrupted Empire and the Prime Minister is controlling the young Emperor to control the people. So Ben joined the assassin group Night Raid to helped them defeated the Prime Minister and bring peace in the world. BenxHarem.

Benjamin who was a very big fan of ben 10 got reborn in marvel after his death now determined to live a fun and meaningful live but it all goes down the drain when he sees that he was in marvel now scared to death for him and family ben had lost all hope but when he get omnitrix it all changes well as much as it can change there is not much that one person can do alone.

ben10 in worm

[An OC Kamen Rider fanfiction created using Ben 10 elements.] Hiroki Tennyson, a lone wanderer in a world plagued by a zombie virus, has been chosen by Eunice to protect humanity as Kamen Rider Alterum. As he and Eunice proceed with their journey, they uncovers the secrets of the world resulting from the apocalypse and all the crisis that started ten years ago.

During a rough part of Nate Adams (a rather famous young prodigy), the Adams family moved to BBQ, Texas in order to start a new life there. Little do they know that this would lead to a series of events that would all build up to Nate becoming the savior of the galaxy and beyond!

So many Heroes in one Universe. Too many to fit on one story. A series of One Shots involving Ben 10 as he teams up with different Character of the Marvel Universe to fight the forces or evil. (Co-Written by bcarandang1)

When Ben Tennyson get transported into another world, he will need to team up with Anne and her friends to stop Andrias and The Core from conquering the multiverse.

Ben Tennyson is the current wielder of omnitrix He had to go to earth for a investigation but when he finds traces of element X things get complicated now he has to deal with threats from both earth and space, and for some reason his dad asked him to go to an stupide hero school "i didn't even knew that hero had a school" can ben deal with his double life and keep his work secrete.

Ever wonder how different Gravity Falls would've been if Ben and Gwen Tennyson had been sent to spend the summer there alongside Dipper and Mabel Pines? This is that story! More details in the intro

At a young age of 10, young Izuku Midoriya and his friends goes camping with their families for the summer vacation, until it went south really fast. Finding a alien watch with secrets hiden in it he must choose to use it wisely as a vigilante and being a target of a evil warlord that looks like a tentacle hentai monster. Now follow the origins of the greatest hero Izuku 10.

After getting Kevin under control after he absorbed the Ultimatrix, there were little to no threats on Earth. There were no crimes, alien attacks, no word from Vilgax, and cries from other planets needing help. This left Ben beyond bored and with nothing to do until Paradox decides to humor our hero and send him into an apocalyptic world.