Ben 10 Crossovers
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Ben 10 meets DC Superhero Girls Shorts by skipper.weinkauf reviews
Here we'll go into the short stories of Ben 10 meets DC Superhero Girls (mix of the 2 seasons and the movie)
Crossover - DC Super Hero Girls & Ben 10 - Rated: K+ - English - Adventure/Sci-Fi - Chapters: 19 - Words: 6,931 - Reviews: 20 - Favs: 3 - Follows: 3 - Updated: 4h - Published: 6/25 - Kara K./Supergirl, Ben T., Rook
The Mandalorian: The Chronicles of Lun 10-Original Series by Vgn Golley reviews
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.
Crossover - Ben 10 & Mandalorian - Rated: M - English - Sci-Fi/Adventure - Chapters: 33 - Words: 828,720 - Reviews: 132 - Favs: 99 - Follows: 86 - Updated: 5h - Published: 12/23/2020 - OC, The Mandalorian/Din Djarin, The Child/baby yoda
Priestess 10 by SilverSoulmmc reviews
It's been a couple of months since 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, but it seemed that her parents had other plans for her, and it involved sending her to America for a Summer Road Trip with relatives she's just learned about.
Crossover - Ben 10 & Persona Series - Rated: T - English - Family/Adventure - Chapters: 64 - Words: 403,398 - Reviews: 306 - Favs: 240 - Follows: 255 - Updated: 7h - Published: 8/17/2021 - Ben T., Gwen T., Max T., Yukiko A.
Ben 10: An Outsider Hero by GRS19 reviews
Ben Tennyson once again saved the universe after defeating the evil Chronosapien Mautruant, but in a completely different world, in a completely different village, there are people who need a hero, and a boy with a "magic watch" would be a good call. How will the Omnitrix Wielder deal with the dangers that plague this place?
Crossover - Ben 10 & Resident Evil - Rated: M - English - Sci-Fi/Supernatural - Chapters: 15 - Words: 51,594 - Reviews: 14 - Favs: 57 - Follows: 60 - Updated: 7h - Published: 4/18 - Ben T., Prof. Paradox, The Duke, Mother Miranda
True Omniverse by CMXB reviews
In the vast omniverse some have seen many different Bens with omnitrix were but now it's time to show the others.
Crossover - Ben 10 & X-overs - Rated: M - English - Adventure/Sci-Fi - Chapters: 67 - Words: 63,538 - Reviews: 248 - Favs: 75 - Follows: 56 - Updated: 7h - Published: 11/27/2021
Ben 10 Omniverse and Irken Outcast by parzival2.0
List of new episodes between canon and a few big differences(Invader Zim Irkenoutcast and Ben 10 Omniverse)
Crossover - Invader Zim & Ben 10 - Rated: T - English - Sci-Fi/Adventure - Chapters: 6 - Words: 5,588 - Favs: 1 - Follows: 1 - Updated: 16h - Published: 7/16
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: 7 - Words: 38,261 - Reviews: 60 - Favs: 115 - Follows: 135 - Updated: 7/22 - Published: 3/23 - Ben T., Gwen T., Izuku M., Toshinori Y./All Might
Ben Tennyson: The Hero of Heroes by DatFrame reviews
An American exchange student has moved to Japan to reach his dream of becoming a hero. To reach this goal, he will enter the greatest hero academy the world has ever known: "U.A. High." He will reach his goal, no matter what stands in his way. Doesn't matter if they have tentacles, armor, or the power to destroy whatever they touch, they can't stop him from becoming a hero!
Crossover - Ben 10 & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Supernatural/Sci-Fi - Chapters: 16 - Words: 152,789 - Reviews: 120 - Favs: 237 - Follows: 255 - Updated: 7/22 - Published: 11/16/2021 - Ben T., Izuku M., 1-A Students
Alien Blade Rebellion by Harem Lover 26 reviews
What would happen if Ben finds the Omnitrix on he sword and sorcery world of Queens Blade? Would he use its power to fight the monster of that world and beyond or join a rebellion against the queen. Ben/harem and rated M for violence and everything Queens blade is know for.
Crossover - Ben 10 & Queen's Blade/クイーンズブレイド - Rated: M - English - Adventure - Chapters: 24 - Words: 150,633 - Reviews: 311 - Favs: 324 - Follows: 288 - Updated: 7/22 - Published: 8/22/2014
An Osmosian Journey by Death Fury reviews
When Ben 10 recreated the Universe, he accidentally left the real Kevin in a Void. Kevin met a ROB and entered the Star Wars Universe. Join Kevin Ethan Levin as he ventures into the Galaxy Far Far Away.
Crossover - Star Wars & Ben 10 - Rated: T - English - Chapters: 2 - Words: 1,980 - Reviews: 4 - Favs: 16 - Follows: 20 - Updated: 7/21 - Published: 2/7 - Kevin
Titans Unleashed by UltraPhantom reviews
Something is happening at Cadmus, so Ben Tennyson, Kim Possible, and Danny Phantom must find out what they are up to. Only to find out that Aqualad, Kid Flash, and Robin are there as well. Follow as our cartoon heroes interact with the Young Justice as they find out why their villains are teaming up and working with the Light.
Crossover - X-overs & Ben 10 - Rated: T - English - Supernatural/Sci-Fi - Chapters: 2 - Words: 13,560 - Reviews: 14 - Favs: 19 - Follows: 18 - Updated: 7/21 - Published: 7/9 - Ben T.
ben 10 in the clone wars by cristabo24 reviews
After a fight with vilgax that leaves the universe unlivable ben uses alien x to move everyone still alive to a new universe where they can live peacefully. Unfortunately they arrived just as the clone wars began. Now ben does what he does best, be a hero and end the conflict. It's hero time.
Crossover - Ben 10 & Star Wars: The Clone Wars - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 3 - Words: 8,933 - Reviews: 16 - Favs: 20 - Follows: 25 - Updated: 7/21 - Published: 7/7 - Ben T., Ahsoka T., Anakin S., Obi- Wan K.
Dragon 10, Book 1: Hero Rising by E.W. Backup reviews
What if Ben wasn't the only one with an Omnitrix? What if someone else had gotten one before Ben? This is the story where it happened, the individual who received the other Omnitrix having gotten it a year before Ben got his. Though the kid that wields this other Omnitrix wasn't exactly ordinary before he got it. What do I mean by that? Read and find out.
Crossover - Ben 10 & Miraculous: Tales of Ladybug & Cat Noir - Rated: K - English - Adventure/Drama - Chapters: 3 - Words: 7,433 - Reviews: 2 - Favs: 2 - Follows: 3 - Updated: 7/21 - Published: 6/10 - Ben T., Gwen T., OC, Nooroo
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: 70 - Words: 452,293 - Reviews: 1947 - Favs: 1,581 - Follows: 1,751 - Updated: 7/21 - Published: 1/27/2021 - Izuku M., Eijiro Kirishima, Mina A., Pony T.
Ben 10: Remastered by Ciel Binns reviews
Ben Tennyson is your average 15 year old, but what happens when he finds the strongest device in the universe. Will he be able to do what it takes to rise to the occasion as a hero or will he fail, before he can even begin
Crossover - Ben 10 & Marvel - Rated: K+ - English - Adventure/Romance - Chapters: 12 - Words: 96,605 - Reviews: 43 - Favs: 81 - Follows: 95 - Updated: 7/21 - Published: 3/13 - [Ben T., Charmcaster/Hope] [Gwen T., Kevin]
My Boyfriend Is An Alien Superhero From Another Dimension! by ParadoxicOrder8 reviews
A chance of a vacation from his universal renown has landed Ben in the world of My Hero Academia and into a crash landing into Izuku Midoriya's life! What will this mean for Izuku's story? What will change? What will stay the same? There's only one way to find out!
Crossover - Ben 10 & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Romance - Chapters: 13 - Words: 97,110 - Reviews: 26 - Favs: 136 - Follows: 136 - Updated: 7/20 - Published: 1/6/2021 - Ben T., Izuku M.
Hiccup Haddock, Wielder of the Omnitrix V2 by cmbasher7 reviews
It started when an alien device did what it did and stuck itself upon his wrist with secrets that it hid. Now he’s got super powers he’s no ordinary kid, He’s Hiccup!
Crossover - Ben 10 & How to Train Your Dragon - Rated: K+ - English - Adventure/Romance - Chapters: 11 - Words: 105,046 - Reviews: 11 - Favs: 34 - Follows: 32 - Updated: 7/20 - Published: 11/7/2020 - [Hiccup, Astrid] Azmuth, Kevin
Earth's Mightiest Heroes by UltraPhantom reviews
When the powerful King Detritus and his massive army invade Earth, a group of unaligned heroes and a certain Anti-Hero, discover the only way to fend off the attack will be to work together as a cohesive unit. The Blur, Ben 10, Cat Noir, American Dragon, Gwen, Danny Phantom, Ninja, and Kevin combine their respective talents in an all-out battle to save the planet. YJHU: 1
Crossover - Danny Phantom & Ben 10 - Rated: T - English - Supernatural/Sci-Fi - Chapters: 14 - Words: 44,782 - Reviews: 45 - Favs: 69 - Follows: 72 - Updated: 7/20 - Published: 3/18/2020 - Danny F., Ben T., Gwen T., Kevin
Omni-Directional Warhammer by oliverjack666 reviews
A poor sap gets thrown into Warhammer 40k with the Omnitrix. In the Grim Dark of Warhammer, It's time for somebody to for a Hero to Rise.
Crossover - Warhammer & Ben 10 - Rated: M - English - Sci-Fi - Chapters: 1 - Words: 1,378 - Reviews: 1 - Favs: 3 - Follows: 4 - Published: 7/20
We'll Carry On: A Gemstones x My Hero Academia Story by Transwiththeplans reviews
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!
Crossover - Ben 10 & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Adventure/Humor - Chapters: 42 - Words: 263,056 - Reviews: 55 - Favs: 94 - Follows: 93 - Updated: 7/20 - Published: 12/31/2022 - [Ochako U., Izuku M.] Ben T., Tenya I.
Ben 10 x RWBY: Of Gemstones and Watches by Transwiththeplans reviews
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)
Crossover - Ben 10 & RWBY - Rated: T - English - Adventure/Sci-Fi - Chapters: 128 - Words: 983,798 - Reviews: 451 - Favs: 566 - Follows: 557 - Updated: 7/19 - Published: 12/26/2018 - [Ben T., Ruby R.] OC
Amy 10 by jackattack999 reviews
It started when an alien device did what it did. It stuck itself upon her wrist with secrets that it hid. now she's got superpowers, she's no ordinary girl, she's Amy 10. So if you see her, you might be in for a big surprise. she'll turn into an alien before your very eyes. She's slimy, cute, fast and strong, she's every shape and size, she's Amy 10.
Crossover - Sonic the Hedgehog & Ben 10 - Rated: T - English - Adventure/Friendship - Chapters: 1 - Words: 9,049 - Reviews: 3 - Favs: 5 - Follows: 5 - Published: 7/19 - Amy, Shadow, Cream/Cheese
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: 94 - Words: 194,846 - Favs: 7 - Follows: 7 - Updated: 7/19 - Published: 1/5/2022 - Jenrya L./Henry W., Albedo
A Spy's Life Reboot by Feedbackblast18 reviews
REVAMPED VERSON! An accident duplicates Benjamin Daniel Tennyson and jettison him into the Multiverse, ending up landing is world of spies! On top of that, the Omnitrix is rebooted, leaving him back with 10 aliens. But lucky for him, his new friends and sister is there to help him through all the challenges this world has to offer. It's hero time, spy style! Updates on Mondays.
Crossover - Totally Spies & Ben 10 - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 36 - Words: 210,094 - Reviews: 11 - Favs: 34 - Follows: 30 - Updated: 7/18 - Published: 4/3 - Sam, Alex, Ben T., Kevin
KUSHINA LA HEROÍNA ALIENÍGENA (RESUBIDA Y MEJORADA) by QueteimportaC reviews
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Crossover - Naruto & Ben 10 - Rated: K - Spanish - Chapters: 2 - Words: 4,910 - Reviews: 4 - Favs: 3 - Follows: 3 - Updated: 7/18 - Published: 7/10
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