Ben 10 Crossovers
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Legend of 10 by Ripple247 reviews
A young man's life is changed, on a fateful day in the park, seeing a shooting star fall from the night sky. His life is changed for the better and has the power to change the world, only it's kinda hard to be a hero when your moms the police chief, and the avatar mistakes me for a spirit. No paring of yet. Not good with grammar.
Crossover - Ben 10 & Legend of Korra - Rated: T - English - Adventure - Chapters: 1 - Words: 7,113 - Reviews: 2 - Favs: 3 - Follows: 4 - Published: 4/14 - OC, Korra, Chief Lin Beifong
Ben 10: Heroverse by RedVitBR reviews
What would happen if the greatest hero in the universe... was stuck in a world of heroes just as amazing as him? Follow the story of the new Alien Hero. Watch him make a great many friends! And just as many enemies. Only time will truly tell how both universes will be shaped by the arrival and absence of this teen hero.
Crossover - Ben 10 & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Adventure - Chapters: 4 - Words: 21,479 - Reviews: 33 - Favs: 66 - Follows: 77 - Updated: 4/13 - Published: 3/23 - Ben T., Gwen T., Izuku M., Toshinori Y./All Might
Horizon 10: Child of the Genius and The Hero by Zombiedestroyer99 reviews
Set years after Omniverse, Ben kills Vilgax in one final battle, though at the cost of everyone he holds dear. He tries to end himself, but instead goes through a portal to a different dimension, where the Faro Plague ravages the world. Due to bad circumstances, Ben gets Elisabet Sobeck Pregnant. Now having a child, Both Ben and Elisabet must protect their child no matter the cost.
Crossover - Ben 10 & Horizon Zero Dawn - Rated: M - English - Romance/Family - Chapters: 6 - Words: 33,778 - Reviews: 15 - Favs: 59 - Follows: 66 - Updated: 4/13 - Published: 9/26/2021 - [Ben T., Elisabet S.] Ted F.
Ark of Viltrum by Mustard01 reviews
The last of his kind, stuck on a new planet, filled with weaklings. Now he gets to travel this new land. Whatever shall he do now except fight the beings that annoy him. Viltrumite Naruto
Crossover - Naruto & Ben 10 - Rated: M - English - Adventure/Romance - Chapters: 1 - Words: 6,474 - Reviews: 16 - Favs: 120 - Follows: 149 - Published: 4/13 - Naruto U.
Steve 100 by ManeFlame23
in this story, a famous Galvan asks a juvenile delinquent to be the next hero to save the galaxy from a new villain named Inferno who's plotting to invade the world.
Crossover - She-Ra and the Princesses of Power & Ben 10 - Rated: T - English - Adventure/Sci-Fi - Chapters: 1 - Words: 453 - Published: 4/12 - Catra, Princess Entrapta, Ben T., Azmuth - Complete
Steve 100 by ManeFlame23
in this story, a famous Galvan asks a juvenile delinquent to be the new hero to save the world from a new villain named Inferno who's plotting to invade the universe.
Crossover - Ben 10 & She-Ra and the Princesses of Power - Rated: T - English - Sci-Fi/Adventure - Chapters: 1 - Words: 383 - Favs: 1 - Published: 4/12 - Ben T., Azmuth, Catra, Princess Entrapta - Complete
The Alien Hero: Deku 10 by Pixel's Fanbook reviews
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
Crossover - My Hero Academia/僕のヒーローアカデミア & Ben 10 - Rated: M - English - Adventure/Sci-Fi - Chapters: 57 - Words: 518,326 - Reviews: 847 - Favs: 1,110 - Follows: 1,118 - Updated: 4/12 - Published: 1/25/2020 - Lucy M., Izuku M., Ochako U., Momo Y.
Titans: Family Above All by StormWolf150 reviews
Ever since they had come together, the Titans have been through enough that they practically see each other as family. Now, they have to unite as one again when one of their own is in danger for something he has yet to have done. Will they be able to keep him safe from the forces that are against them.. or will darker forces come arrive that will shatter the family they've created?
Crossover - Spider-Man & Ben 10 - Rated: T - English - Adventure/Family - Chapters: 1 - Words: 296 - Reviews: 2 - Favs: 9 - Follows: 8 - Published: 4/12 - Peter P./Spider-Man, Miles M./Ultimate Spider-Man, Ben T.
Ben 10: A Hero in Another World by Dan Is Here reviews
Ben, stranded in a magical world due to an Omnitrix glitch, stumbles upon Satella, a mysterious beauty seeking her stolen insignia. Together, they confront danger and deceit, with Ben's otherworldly powers shining through. As trust and friendship form, Ben hopes to find a way home, while uncovering the secrets of this enigmatic realm.
Crossover - Ben 10 & Re:Zero - Rated: M - English - Adventure/Fantasy - Chapters: 1 - Words: 4,875 - Reviews: 3 - Favs: 17 - Follows: 16 - Published: 4/12 - Ben T., Emilia
Dial: Call Resumed by DesertChocolate reviews
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
Crossover - Marvel & Ben 10 - Rated: M - English - Sci-Fi/Fantasy - Chapters: 9 - Words: 43,650 - Reviews: 207 - Favs: 957 - Follows: 1,064 - Updated: 4/12 - Published: 4/2/2022 - S. Rogers/Captain America, N. Romanov/Black Widow, C. Xavier, Ben T.
Humanity and Heroes by Katariina Mariad
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?
Crossover - Digimon & Ben 10 - Rated: M - English - Horror/Hurt/Comfort - Chapters: 70 - Words: 135,111 - Favs: 6 - Follows: 6 - Updated: 4/12 - Published: 1/5/2022 - Jenrya L./Henry W., Albedo
Amphibia 13! by Vgn Golley reviews
Anne and Dereck were just normal kids enjoying their average lives, until one day, they were forced by their friends to steal a musical box, and a pair of strange watches fell down from the sky as they were then transported into another world. Now watch as the kids live among the Frogs, go on adventures, and learn secrets from their Omnitrixes! Full summary in the first chapter.
Crossover - Ben 10 & Amphibia - Rated: M - English - Adventure/Sci-Fi - Chapters: 12 - Words: 187,420 - Reviews: 90 - Favs: 88 - Follows: 81 - Updated: 4/11 - Published: 6/1/2021 - [Anne, OC] Sprig, Hop Pop
Steve 100 by ManeFlame23
Chapter 1 is Complete
Crossover - She-Ra and the Princesses of Power & Ben 10 - Rated: M - English - Adventure/Sci-Fi - Chapters: 1 - Words: 938 - Favs: 1 - Published: 4/9 - Catra, Princess Entrapta, Ben T., Azmuth - Complete
Ben10 and a Vampire Capu2 (Rewrite) by Bakuganman reviews
(DISCLAIMER: I don't own Ben10 or Rosario Vampire, just this story) Another year is beginning at Yokai Academy with everyones favorite monster harem and American hero! New aliens, new adventures and of course, new enemies. What's more, Ben's newest (and only) monster transformation has a mind of its own! Can Ben survive another year, even with Gwen and Kevin backing him up?
Crossover - Ben 10 & Rosario + Vampire - Rated: T - English - Chapters: 19 - Words: 163,846 - Reviews: 49 - Favs: 120 - Follows: 117 - Updated: 4/9 - Published: 11/14/2019
ben 10:hero justice league 2001unlimited by Ben 1000000 reviews
ben Tennyson was blown out of his world to one that might just be crazier then the one he lived in. now ben's only wish is to find a way back to his world and restore it as fast as he can, but since he is here he might as well help the hero's in this world, why? because no matter where ben is he's a hero.
Crossover - Justice League & Ben 10 - Rated: M - English - Chapters: 2 - Words: 5,329 - Reviews: 3 - Favs: 16 - Follows: 17 - Updated: 4/9 - Published: 3/28 - Ben T.
Well I guess this is happening by Pandora's Reader reviews
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.
Crossover - Ben 10 & Worm - Rated: M - English - Hurt/Comfort/Humor - Chapters: 37 - Words: 220,123 - Reviews: 267 - Favs: 824 - Follows: 977 - Updated: 4/9 - Published: 2/1 - [OC, Skitter] Panacea, Dragon
Ultimate Nexus: Gravity by Cartoonmemory reviews
After being sent hurdling across space and time, the Ultimatrix lands on another universe’s Earth. Just the Omnitrix before, it will change not the life of just the boy who wield it but the entire universe.(Character sheet just for now)
Crossover - Ben 10 & Gravity Falls - Rated: T - English - Sci-Fi/Supernatural - Chapters: 1 - Words: 633 - Reviews: 2 - Favs: 1 - Follows: 2 - Published: 4/8 - OC, Dipper P., Mabel P., Grunkle Stan
My Hero Academia: Rising Alliance by Super Saiyan 4 Rukido reviews
Earth as we know it today felt like they could expect anything. They had Heroes with powerful Quirks, technology that benefited them greatly and a society that wouldn't crumble to pieces easily. What's there to worry about? How about Villians hellbent on world domination, a few secret organizations and Aliens from Space? Lucky for the Earth it has it's own protectors just for them!
Crossover - Ben 10 & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Adventure - Chapters: 30 - Words: 210,141 - Reviews: 143 - Favs: 167 - Follows: 180 - Updated: 4/8 - Published: 5/23/2021 - OC, Ship, 1-A Students
Ben 10 Haunting Hour by Zombiedestroyer99 reviews
Ben is taken by Fate herself to prevent the horrific tragedies that have befallen some people, some good, some bad, others... who knows. Can Ben prevent these tragedies or can the hero not save everyone?
Crossover - Ben 10 & Haunting Hour - Rated: T - English - Horror/Supernatural - Chapters: 6 - Words: 10,495 - Reviews: 15 - Favs: 7 - Follows: 7 - Updated: 4/7 - Published: 1/28/2022 - Ben T.
Master Control by B1ack0ut reviews
Ben was given the master control to defend earth from invasion, but Azmuth soon saw it was a losing battle. The omnitrix was sent to a separate dimension to keep it from the wrong hands. Now, Izuku Midoriya is the bearer of the watch with the master control still unlocked. Now he uses its powers to help as many people as he can but doesn't know of the main function, transformation.
Crossover - Ben 10 & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Sci-Fi/Friendship - Chapters: 57 - Words: 375,961 - Reviews: 1715 - Favs: 1,466 - Follows: 1,646 - Updated: 4/7 - Published: 1/27/2021 - Izuku M., Eijiro Kirishima, Mina A., Pony T.
Heroes Never Die It's Hero Time by Guardian-Sigil reviews
One would think that in a world where everyday people possess impossible abilities nothing would really be a surprise. Izuku Midoriya, who upon the age of four was diagnosed as quirkless, was denied of his dream of become a hero that can save everyone with a smile. But fate gives him a chance; allowing him access not to one but a universe of powers and abilities.
Crossover - Ben 10 & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Adventure/Sci-Fi - Chapters: 82 - Words: 1,639,937 - Reviews: 4354 - Favs: 1,898 - Follows: 1,877 - Updated: 4/7 - Published: 11/26/2019 - Kevin, Izuku M., Ochako U., 1-A Students
Ben 10 RWBY Volume 2: Ultimate Omniverse by The Omni-Remnant reviews
Having returned from a massive adventure in the world of Remnant, Ben, Team RWBY, and the rest of their friends find themselves faced with new challenges at every turn on Earth. Be it villains old and new… or even things that they never imagined to be real. It's going to be a challenge unlike any they've seen before, but they're up for it. It's Hero Time! (Cover Art credit inside)
Crossover - Ben 10 & RWBY - Rated: T - English - Adventure/Romance - Chapters: 62 - Words: 861,866 - Reviews: 1164 - Favs: 535 - Follows: 506 - Updated: 4/7 - Published: 4/4/2021 - [Ben T., Yang X.L.] Gwen T., Ruby R.
Steph10 by CTM9425
Stephanie Brown is sitting on a beach in Gotham and all of a sudden a portal opens up and a watch falls out of it.
Crossover - DC Superheroes & Ben 10 - Rated: T - English - Chapters: 1 - Words: 3,155 - Favs: 2 - Published: 4/6
Chan in Bellwood (Rewrite) by Inkaliber reviews
Jade has been having trouble in school lately. With parents as busy as hers, who could really blame her? With all this stress and uncertainty brought about by their daughter's behavior, what will her parents do? Send her to her uncle Jackie in... Bellwood? How will things change when a certain family gets involved in the lives of the Chan Clan from the very Beginning?
Crossover - Jackie Chan Adventures & Ben 10 - Rated: T - English - Adventure/Family - Chapters: 7 - Words: 69,054 - Reviews: 59 - Favs: 95 - Follows: 84 - Updated: 4/6 - Published: 11/14/2020 - [Jade C., Ben T.] [Jackie C., Viper]
10 Eater by Jerry Ruffin reviews
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
Crossover - Ben 10 & Soul Eater - Rated: T - English - Sci-Fi/Supernatural - Chapters: 3 - Words: 5,466 - Reviews: 5 - Favs: 29 - Follows: 31 - Updated: 4/6 - Published: 10/28/2022 - Ben T., Blair, Maka A., Soul Eater
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