Ben 10 Crossovers
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Ben 10: Hero Academy by Roud reviews
Ben has not been a hero for 3 years... But circumstances force him to put on the Omnitrix again!
Crossover - Ben 10 & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Adventure/Sci-Fi - Chapters: 4 - Words: 12,720 - Reviews: 14 - Favs: 36 - Follows: 40 - Updated: 2h - Published: 8/3 - Ben T., 1-A Students, 1-B Students
Ben 10 Alternate Dimension by Teh Kew1 Storyteller
You all know Ben 10, now let's see what happens if we check out an alternate version of him. Follow this version of Ben as he takes on weird and crazy adventures. Find out what they're going to be on Ben 10 Alternate Dimension.
Crossover - Misc. Anime/Manga & Ben 10 - Rated: M - English - Adventure/Fantasy - Chapters: 12 - Words: 79,777 - Favs: 1 - Updated: 4h - Published: 11/23
Omni Justice by Anime Crossovers reviews
What happens when Ben 10, hero of heroes, is thrown into the Null Void but when he get's out, he finds himself in a complete new world. With its own heroes and villains.
Crossover - Ben 10 & Young Justice - Rated: T - English - Adventure/Supernatural - Chapters: 12 - Words: 90,250 - Reviews: 184 - Favs: 506 - Follows: 594 - Updated: 4h - Published: 8/7/2021 - Ben T., Artemis C./Artemis, Megan M./Miss Martian, Zatanna Z.
Darkness Within Light by Shinobi360
Sometimes the actions taken for the greater good are often the most damaging.A lesson Ben had come to learn with his murder of a man he once saw as a brother.Torn relationships with his loved ones and resentment held by the very people he chose to protect. Will he find redemption protecting the innocent from Devils, or will he end up even more broken due to the acts of a new ally?
Crossover - Ben 10 & Chainsaw Man/チェンソーマン - Rated: M - English - Supernatural/Angst - Chapters: 1 - Words: 6,761 - Favs: 2 - Follows: 3 - Published: 5h - Ben T., Makima, Denji
B10DXD by Fishcake10 reviews
How will Ben Tennyson cope with a whole new world of Devils and magic on top of a high breed invasion Will he return as the hero we all know only one way to find out
Crossover - Ben 10 & High School DxD/ハイスクールD×D - Rated: M - English - Adventure - Chapters: 1 - Words: 895 - Reviews: 1 - Favs: 1 - Follows: 1 - Published: 10h - Ben T., H. Issei, Rias G.
The Alien Soldier by Nomadic Chaos reviews
What would happen if Naruto had found the Ultimatrix, and with the power of a seemingly vast array of power and possibility; as he now gains the opportunity to use this to rise up to greatness in his village, but also to become a great soldier and hero for Konoha. All the while contending from threats both on planet and beyond. Largely A.U, Rated M for Mature Themes and Violence.
Crossover - Naruto & Ben 10 - Rated: M - English - Sci-Fi/Adventure - Chapters: 9 - Words: 68,343 - Reviews: 62 - Favs: 104 - Follows: 109 - Updated: 17h - Published: 9/6 - Naruto U., Sasuke U., OC
Ben 10 meets dc superhero girls part 1 by skipper.weinkauf reviews
Ben 10 goes to another universe to meet the superhero girls, as well as other heroes throughout the multiverse
Crossover - DC Super Hero Girls & Ben 10 - Rated: K+ - English - Adventure/Sci-Fi - Chapters: 47 - Words: 146,507 - Reviews: 68 - Favs: 45 - Follows: 48 - Updated: 17h - Published: 2/20 - Ben T., Kara K./Supergirl, Wonder Woman, Rook
BEN 10 & SONIC THE HEDGEHOG: CRISIS COLLISION by 72Acemon reviews
In a scuffle between Sonic the Hedgehog and Dr. Ivo "Eggman" Robotnik, the Chaos Emeralds unintentionally rips the fabric of space, sending them, Miles "Tails" Prower, Knuckles the Echidna, and a number of others out of their world, and right into Ben Tennyson's. So now, both heroes must team up to hunt for the Emeralds, and save both their worlds and beyond, before it's too late!
Crossover - Sonic the Hedgehog & Ben 10 - Rated: K - English - Adventure/Sci-Fi - Chapters: 1 - Words: 20,769 - Reviews: 1 - Favs: 7 - Follows: 8 - Published: 12/28 - Sonic, Tails, Knuckles, Ben T.
Galactic Shift Extend: Side Stories by Seanzilla1988 reviews
A series of side stories featuring the many characters and series within Galactic Shift Extend's universe.
Crossover - X-overs & Ben 10 - Rated: T - English - Chapters: 23 - Words: 336,367 - Reviews: 113 - Favs: 88 - Follows: 76 - Updated: 12/27 - Published: 8/17/2020
Fate Of Our World by UltraPhantom reviews
Because of an idiot Saiyan, the Grand Master decided that all universes should compete in order to determine which universe can live. Now can Universe 15 be the champions that will save their universe? Who knows? Let's see what happens as they fight through each opponent from their universes.
Crossover - Ben 10 & Young Justice - Rated: T - English - Supernatural/Sci-Fi - Chapters: 4 - Words: 20,339 - Reviews: 11 - Favs: 13 - Follows: 14 - Updated: 12/27 - Published: 7/12 - [Cassie S./Wonder Girl, Conner K./Superboy] Ben T., OC
the blue hero in the gourmet world: lets eat! by Artzilla406
it has been said, that there's a world full of culinary delights that you wish to be apart of, where when ever you venture, there will be mouth watering food, from beasts to landscapes. this is the Gourmet world, follow Zack Orion and his group of girls as they dive into the pool of flavors, battle evil, and discover many edible delights.
Crossover - Ben 10 & Toriko - Rated: T - English - Adventure - Chapters: 4 - Words: 41,207 - Favs: 13 - Follows: 12 - Updated: 12/27 - Published: 7/25/2020 - Toriko, Komatsu, OC
Hope's redemption by diamondholder reviews
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.
Crossover - Ben 10 & Fairy Tail - Rated: M - English - Romance/Fantasy - Chapters: 39 - Words: 132,994 - Reviews: 33 - Favs: 47 - Follows: 44 - Updated: 12/26 - Published: 5/24/2018 - Charmcaster/Hope, Lucy H., Mirajane S., Natsu D.
My Ben 10 Academia by Jerry Ruffin reviews
Ben Tennyson gets sent to the world of My Hero Academia. Where is a world full of heroes and not everyone can be a hero. He enrolled in U.A High the number one hero school in the world. Many challenges will be ahead of him. He have to Go BEYOND! PLUS ULTRA! BenxHarem.
Crossover - Ben 10 & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Sci-Fi/Adventure - Chapters: 4 - Words: 13,815 - Reviews: 19 - Favs: 60 - Follows: 67 - Updated: 12/26 - Published: 11/2 - Ben T., Izuku M., 1-A Students, Melissa S.
the alien wizard by diamondholder reviews
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
Crossover - Ben 10 & Fairy Tail - Rated: T - English - Romance/Adventure - Chapters: 17 - Words: 52,762 - Reviews: 46 - Favs: 70 - Follows: 69 - Updated: 12/26 - Published: 3/12/2020 - Ben T., Lucy H., Mirajane S., Bisca M.
The Tennyson Priestess Logs by SilverSoulmmc reviews
Side Stories of Yukiko and her family during their summer vacation! Filled with humor, friendship, romance, and lots of property damage!
Crossover - Ben 10 & Persona Series - Rated: T - English - Family/Adventure - Chapters: 23 - Words: 42,480 - Reviews: 61 - Favs: 31 - Follows: 36 - Updated: 12/25 - Published: 12/20/2021 - Ben T., Gwen T., Max T., Yukiko A.
Twister In A Void of Souls by ethorthebayleef reviews
Transported to a world of the Hollowfied dead, Ben Tennison-Hero of the Omniverse and Master of the Omnitrix- now has to learn to survive in this world of kill or be killed, and with The Winter War on the horizon and Ben in the crossfire as a victim of circumstance, Will ben be able to stop the bloodshed of the Winter War? or will war fall right at his feet.
Crossover - Bleach & Ben 10 - Rated: T - English - Supernatural/Adventure - Chapters: 4 - Words: 8,809 - Reviews: 4 - Favs: 11 - Follows: 13 - Updated: 12/25 - Published: 12/11 - S. Aizen, T. Harribel, C. Stark, Ben T.
James Harem 2 by GreyKing46 reviews
It has been two years since Brother Blood. Two years since the Titan's went their own ways. To learn, to train, to grow stronger. Now they return, stronger than ever, as their greatest challenges look just over the horizon. No longer Teens, they are the Titan's. And they will fight together, until the the end. James(OC)XHarem. NightwingXDuela. ChangelingXHarem. CyberianXSarah
Crossover - Teen Titans & Ben 10 - Rated: M - English - Adventure/Romance - Chapters: 102 - Words: 539,604 - Reviews: 1061 - Favs: 532 - Follows: 502 - Updated: 12/25 - Published: 4/21/2018 - [OC, Starfire, Raven, Jinx]
Laughing Off Some Calories by GoldGuardian2418 reviews
Rose Hunter and Peter Parker (Star Spider and Spiderman) become part of Frankenstrike's new Tickle Experiment to verify how much calories can be burned from laughing. Collab with Redbat132. :)
Crossover - Ben 10 & Ultimate Spider-Man - Rated: K+ - English - Friendship/Family - Chapters: 1 - Words: 2,692 - Reviews: 1 - Favs: 1 - Published: 12/25 - Complete
Raging Shadows by Redbat132 reviews
Lea's time as Midnight Hope has improved for the last few weeks. However, her mentor, Hal Jordan aka Green Lantern, has been keeping secrets from her, and it causes them to push each other away. Can they realize the error of their ways before a secret evil divides them forever? Takes place after 'Nightmare Scars' and is collaborated with Alvaxerox.
Crossover - Ben 10 & Green Lantern: The Animated Series - Rated: T - English - Adventure/Drama - Chapters: 4 - Words: 8,450 - Reviews: 8 - Favs: 2 - Follows: 1 - Updated: 12/24 - Published: 12/15 - Max T., No Watch Ben, Hal J., OC
LT Lily Terrestrial by Star Saber21 reviews
You've never read a Ben 10 Loud House Crossover like this before. See what happens when the power of the Omntrix is in tiny hands.
Crossover - Ben 10 & Loud House - Rated: T - English - Humor/Family - Chapters: 10 - Words: 23,279 - Reviews: 65 - Favs: 44 - Follows: 34 - Updated: 12/24 - Published: 10/3/2018 - Lily L.
The Hiccup Cup Group Project by PKMN37 reviews
This is an anthology story of some of our favorite characters given the hiccups through a mysterious, shape-shifting chalice. The Hiccup Cup can take the form of any cup, from plastic to its original iron form. Its origins are unknown but some believe that it was created by a hiccup-loving wizard of a faraway kingdom to give the women of the town hiccups at will.
Crossover - Ben 10 & Pokémon - Rated: M - English - Chapters: 35 - Words: 103,445 - Reviews: 6 - Favs: 10 - Follows: 5 - Updated: 12/24 - Published: 5/29/2019 - Ash K./Satoshi, Misty/Kasumi, Gwen T., Julie Y.
Ben 10: Winter's Secrets by I craft experiences reviews
The Official Sequel to Age of Marvels, the long awaited crossover with CATWS. Two years after the events of New York, a web of conspiracies reveal dark secrets between the Plumbers and SHIELD, and an old foe resurfaces... How will these new revelations change our heroes?
Crossover - Ben 10 & Avengers - Rated: T - English - Adventure/Sci-Fi - Chapters: 5 - Words: 42,292 - Reviews: 37 - Favs: 81 - Follows: 78 - Updated: 12/24 - Published: 9/4 - Ben T., Black Widow/Natasha R., Captain America/Steve R., Kevin
Omnitrix of the Rebellion by MiniTennyson reviews
Ben Tennyson witnessed his parents getting killed by the Empire of Britannia, causing a will for justice and heroism against the empire to be born. One day when he gains a device known as the Omnitrix that allows him to transform into alien beings...the dream of freedom and justice may just come true. But will his good intentions only do more harm than good...?
Crossover - Ben 10 & Code Geass - Rated: T - English - Sci-Fi/Adventure - Chapters: 1 - Words: 1,849 - Reviews: 3 - Favs: 10 - Follows: 9 - Published: 12/24 - Ben T., Lelouch L., Suzaku K., C.C.
Ben 10 Fantasy: The Hidden Otherworldly Monsters Within Me by Rubyswift-AI reviews
Ben 10 X Tensura: The Hidden Otherworldly Monsters Within Me Are Unleashed In Another World. With the protagonist being an alternate Ben Tennyson from Nega Dimension, this crossover fanfiction explores the world of Tensura and its fantastic lore, following the main character's interactions with the inhabitants of this world. How this story would turn out, is yours to find out!
Crossover - Ben 10 & Tensei Shitara Slime Datta Ken/転生したらスライムだった件 - Rated: T - English - Fantasy/Adventure - Chapters: 1 - Words: 10,348 - Reviews: 1 - Favs: 7 - Follows: 6 - Published: 12/24 - Nega Ben, Veldora T.
The Ben 10 Crossover Idea Roundtable by MiniTennyson reviews
This is basically an idea collection where I'll post my story ideas for you to vote which one of them will become my next story along with the chance of getting one of these ideas to be your story. EVERYONE IS FREE TO USE ANY OF THOSE IDEAS! IF YOU ARE INTERESTED, PM ME OR REVIEW!
Crossover - Ben 10 & X-overs - Rated: T - English - Adventure - Chapters: 18 - Words: 22,548 - Reviews: 52 - Favs: 11 - Follows: 9 - Updated: 12/24 - Published: 6/5 - Ben T.
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