Ben 10 Crossovers
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Ben 10: Life of A Pirate by Ciel Binns reviews
Ben Tennyson is offered a chance to explore a new world, filled with pirates, treasure, monstrous creatures and so much more. Watch as he puts together the strongest pirate crew in history in order to become Pirate King
Crossover - Ben 10 & One Piece - Rated: K+ - English - Adventure/Friendship - Chapters: 6 - Words: 61,367 - Reviews: 37 - Favs: 51 - Follows: 53 - Updated: 7/1 - Published: 4/16
Omniverse Earth-38 by choejhulkp9 reviews
The multiverse is a big, wide open space of possibilities. Think of them like snowflakes: they look similar but they're different enough. This earth is no different. A citizen of earth finds himself wielding the most powerful weapon in the universe. It stuck itself upon his wrist with secrets that it hid. Now he's got superpowers, he's no ordinary kid. He's...well, you get it.
Crossover - Ben 10 & DC Superheroes - Rated: M - English - Chapters: 7 - Words: 236,895 - Reviews: 186 - Favs: 636 - Follows: 662 - Updated: 7/1 - Published: 1/1/2021 - C. Kent/Kal-El/Superman, Kara Z./Supergirl, OC
Mayans The Movie: Battle of the Two Fairies by AishaBlackTennyson reviews
The Mayans head to Japan where they meet up with heroes in training for this summer under the queens order of protection. During their stay, Aisha encounters a mysterious figure that can change the fate of the Mayans forever. [some scenes will be rated M due to blood, battle, profanity and sex]
Crossover - Ben 10 & My Hero Academia/僕のヒーローアカデミア - Rated: M - English - Mystery/Drama - Chapters: 14 - Words: 31,866 - Reviews: 2 - Favs: 3 - Follows: 2 - Updated: 7/1 - Published: 3/22 - 1-A Students, OC
Heroes Never Die It's Hero Time by CreateGunner1209 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: 68 - Words: 1,389,930 - Reviews: 3459 - Favs: 1,631 - Follows: 1,635 - Updated: 7/1 - Published: 11/26/2019 - Kevin, Izuku M., Ochako U., 1-A Students
Avengers of the Multiverse - Night of the Beyond by Iron117Prime reviews
Something sinister is affecting many of the worlds our heroes call home, and they can't handle it on their own. Recruiting several of their allies, many of which know the ways of magic, the Avengers may face one of the most dangerous challenges they've faced thus far. Let's hope they survive arguably the darkest night of their lives.
Crossover - Cartoon X-overs & Ben 10 - Rated: T - English - Adventure/Mystery - Chapters: 7 - Words: 70,556 - Reviews: 134 - Favs: 77 - Follows: 65 - Updated: 6/30 - Published: 1/14 - Danny P., Ben T., Gwen T. - Complete
The New Tennyson by Gaea's Scion reviews
Fed up with his unfairness, Naruto decides to leave the village but he cant do it without any manpower so with a little help, read as Naruto decides to change his life for the better.
Crossover - Naruto & Ben 10 - Rated: M - English - Chapters: 14 - Words: 76,432 - Reviews: 395 - Favs: 1,191 - Follows: 1,056 - Updated: 6/30 - Published: 9/2/2013 - Naruto U., Gwen T. - Complete
Ringo 10 by daveping243
Ringo and her two best friends go on a road trip with her father over the course of summer vacation. Little did they know, this road trip was going to get freaky and action-packed when Ringo and her friends find the Omnitrix after they saw it land in a forest. Now they all have to fight off creatures of all shapes and sizes that suddenly start appearing in their world.
Crossover - Ben 10 & Puyo Puyo - Rated: T - English - Adventure - Chapters: 1 - Words: 5,144 - Published: 6/30 - Ringo A., Risukuma, Sasaki M.
Dekka: Summer Days by 0-YoursTruly-0 reviews
Ben had an out. He was selected to play in his school's Little League Tournament in place of Cash and JT, and because of that, he didn't join his Grandpa Max and his big Brother in their summer trip in the old R.V. What does this mean for the future of the Universe? Strong/Dual!Bloodline Naruto. Strong!Gwen. This is the Spiritual Adoption of 'the New Tennyson' by Gaea's Scion.
Crossover - Naruto & Ben 10 - Rated: M - English - Chapters: 1 - Words: 4,757 - Reviews: 18 - Favs: 212 - Follows: 246 - Published: 6/30 - Naruto U., Gwen T.
Ultimate Chainsaw by MiniTennyson reviews
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...?
Crossover - Ben 10 & Chainsaw Man/チェンソーマン - Rated: M - English - Supernatural/Sci-Fi - Chapters: 20 - Words: 70,442 - Reviews: 32 - Favs: 30 - Follows: 29 - Updated: 6/30 - Published: 3/17 - Ben T., Denji, Power, Aki - Complete
Ben 10 Japan by Shadowgate reviews
Ben and Gwen have an unexpected summer on the other side of the world.
Crossover - Godzilla & Ben 10 - Rated: T - English - Family/Adventure - Chapters: 2 - Words: 857 - Reviews: 3 - Favs: 3 - Follows: 4 - Updated: 6/29 - Published: 6/7/2021 - Godzilla, Ben T., Gwen T.
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: 3 - Words: 47,781 - Reviews: 33 - Favs: 71 - Follows: 65 - Updated: 6/28 - Published: 11/14/2020 - [Jade C., Ben T.] [Jackie C., Viper]
Sentinel of Peace: Ben Tennyson by thecubesclan01 reviews
The story of Ben Tennyson like you haven't seen him before. Azmuth was desperate for a hero, desperate for hope, and he was willing to go to any means necessary to get it. If that means taking the greatest Plumber in history and molding him into the sentinel of peace the galaxy needs, so be it. It's too bad the Omnitrix can't tell the difference between grandfather and grandson.
Crossover - Ben 10 & Avengers - Rated: T - English - Adventure/Sci-Fi - Chapters: 2 - Words: 14,031 - Reviews: 11 - Favs: 46 - Follows: 57 - Updated: 6/28 - Published: 6/8 - Azmuth, Ben T., Star-Lord/Peter Q., Rocket R.
RWBY:Cambio Galatico by eivalfredoiv
Remanente tiene su futuro asegurado con la extinción de la humanidad que lucha por sobrevivir un día mas, todo debido a las acciones de sus creadores en el pasado condenando a los remanentes a la furia de la Reina Grimm, pero que pasaria, si existiera otra entidad?, sera que este nuevo jugador traera: "Salvacion" o "Destruccion" de esta realidad como las demas lineas del tiempo
Crossover - Ben 10 & RWBY - Rated: K+ - Spanish - Fantasy/Adventure - Chapters: 1 - Words: 3,923 - Favs: 1 - Follows: 3 - Published: 6/28 - Ozpin, Salem, God of Light, God of Darkness
Lincoln 10 BOOK 1: The Alien Clock by Daniel22102005 reviews
After Rita broke up with Lynn Sr., Lincoln and half of his family moved to Great Lakes City. accompanies Lincoln who had a normal life but from space fell to earth a kind of Clock that you could turn into an alien and that clock clings to Lincoln's arm. now he turns from a robot fighting hero to an octopus alien who is willing to kill the person to get the watch.
Crossover - Ben 10 & Loud House - Rated: T - English - Adventure/Sci-Fi - Chapters: 3 - Words: 15,290 - Reviews: 4 - Favs: 9 - Follows: 7 - Updated: 6/26 - Published: 6/20 - Lincoln L., Sid C., OC
Cartoon Heroes Unite by HeroesUnite2020 reviews
Cartoon Heroes Unite fight against evil from various dimensions. Ben Tennyson, Jake Long, Steven Universe, Danny Phantom and Jenny Wakeman join forces to defeat Aku, Bill Cipher and other villains. They are lured into a trap and sent to other dimensions. Will they manage to return and defeat evil? Robotboy, Rex Salazar, Teen Titans are joining them to defeat Aku.
Crossover - Kim Possible & Ben 10 - Rated: T - English - Adventure/Mystery - Chapters: 16 - Words: 52,116 - Reviews: 3 - Favs: 9 - Follows: 9 - Updated: 6/26 - Published: 7/10/2020 - [Kim P., Ron S.] [Ben T., Rook]
10 Story Pitches in 2K words by Shinobi360 reviews
I'll be pitching 10 story concepts to you under a word length of 2K words. Whichever one interests you the most will be my next story. And you have a chance in being involved with it as a co-writer! Read for more details.
Crossover - Ben 10 & Anime X-overs - Rated: T - English - Adventure - Chapters: 14 - Words: 16,664 - Reviews: 113 - Favs: 11 - Follows: 10 - Updated: 6/25 - Published: 6/3 - Ben T., Naruto, Bleach, Dragon Ball Z
The pirate heroes of the all blue by Artzilla406 reviews
pirates are the scurvy of the seven seas and the most famous ones are the strew hats, but what will happen when four heroes are with them? join ben, Austin, koan and zack as they sail with the luffy and his crew as they find the one piece and fighting the evils of the villains and evil itself.
Crossover - One Piece & Ben 10 - Rated: M - English - Romance/Adventure - Chapters: 27 - Words: 407,737 - Reviews: 7 - Favs: 25 - Follows: 26 - Updated: 6/24 - Published: 7/6/2017
Ultraman Gyro by dannyrockon122 reviews
" The world is in trouble but Gwen too busy being an fame seeker and it time for me to step up."
Crossover - Ben 10 & Ultraman - Rated: M - English - Adventure/Sci-Fi - Chapters: 8 - Words: 18,729 - Reviews: 34 - Favs: 48 - Follows: 39 - Updated: 6/24 - Published: 11/14/2021
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: 37 - Words: 127,378 - Reviews: 33 - Favs: 43 - Follows: 40 - Updated: 6/23 - Published: 5/24/2018 - Charmcaster/Hope, Lucy H., Mirajane S., Natsu D.
Bleach: Ultimate Alien Remake by Bigby the Big Bad Wolf reviews
It was a peaceful day in Bellwood and Ben is bored out of his mind, until a mysterious man arrives and sends him to another universe. Landing in the desert sands of Hueco Mundo, Ben meets the mysterious yet charismatic Aizen, who requests his help in a war in exchange for helping Ben get home. What's a hero to do?
Crossover - Bleach & Ben 10 - Rated: T - English - Supernatural/Sci-Fi - Chapters: 22 - Words: 208,294 - Reviews: 609 - Favs: 768 - Follows: 765 - Updated: 6/23 - Published: 6/6/2015 - S. Aizen, T. Harribel, C. Stark, Ben T.
Ben 10 & Angel Blade by dustinhogan83 reviews
After getting zapped into a futuristic world, Ben Tennyson, wielder of the Ultimatrix, teams up with Angel Blade to combat against Dark Mother, a shady organization with truly devious machinations.
Crossover - Ben 10 & Angel Blade/エンジェルブレイド - Rated: M - English - Sci-Fi/Adventure - Chapters: 4 - Words: 24,533 - Reviews: 24 - Favs: 47 - Follows: 49 - Updated: 6/23 - Published: 2/10 - Ben T.
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: 18 - Words: 495,630 - Reviews: 78 - Favs: 64 - Follows: 57 - Updated: 6/22 - Published: 12/23/2020 - OC, The Mandalorian/Din Djarin, The Child/baby yoda
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: 13 - Words: 40,435 - Reviews: 40 - Favs: 57 - Follows: 57 - Updated: 6/22 - Published: 3/12/2020 - Ben T., Lucy H., Mirajane S., Bisca M.
FREDDIE 10 by Anmari
AU. DONDE FREDIDIE VA DE CAMPAMENTO CON SU ABUELO Y SU HERMANA Y ENCUENTRA EL ONMITRIX.
Crossover - Ben 10 & iCarly - Rated: K - Spanish - Adventure - Chapters: 1 - Words: 49 - Published: 6/22 - Freddie B., OC
Ben 10 y Justicia Joven Crossover by Victorius10K reviews
Ben Tennyson se da cuenta de que no esta en su dimensión y no recuerda como llego ahí, Ahora con un "Nuevo" Omnitrix y con nuevos amigos deberá defender este mundo y tratar de recordar como llego ahí o por que su Omnitrix volvió a cambiar.
Crossover - Ben 10 & Young Justice - Rated: K+ - Spanish - Sci-Fi/Adventure - Chapters: 14 - Words: 117,421 - Reviews: 26 - Favs: 26 - Follows: 27 - Updated: 6/22 - Published: 9/12/2021 - Ben T., Kaldur/Aqualad, Megan M./Miss Martian, Richard G./Robin
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