Ben 10 Crossovers
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Sunny 10! by He Who See's reviews
It started when an alien device began to glare, And stuck itself upon her wrist with secrets it did share, Now she's got super powers, She's no ordinary mare, She's Sunny 10! Now if you see her you might be in for a big surprise, She'll turn into an alien before your very eyes! She's tiny, creepy, fast, and strong, She's every shape and size, She's Sunny 10!
Crossover - My Little Pony & Ben 10 - Rated: K - English - Sci-Fi/Adventure - Chapters: 4 - Words: 36,358 - Reviews: 5 - Favs: 1 - Follows: 4 - Updated: 12/9 - Published: 9/18 - Hitch Trailblazer, Sunny Starscout, Zipp Storm, Vilgax
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: 78 - Words: 1,559,149 - Reviews: 3994 - Favs: 1,777 - Follows: 1,769 - Updated: 12/9 - Published: 11/26/2019 - Kevin, Izuku M., Ochako U., 1-A Students
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: 22 - Words: 40,782 - Reviews: 57 - Favs: 30 - Follows: 35 - Updated: 12/7 - Published: 12/20/2021 - Ben T., Gwen T., Max T., Yukiko A.
The Bearer by Gohan Rose reviews
Trapped in the Null Void for an entire decade changed him. He debated endlessly if the change was for the better. However, it didn't really matter because, at the end of the day, there was no good and evil, there was only power…and those too weak to seek it. He had the power, and he was going to use it to protect others in his own way. Harem.
Crossover - Justice League & Ben 10 - Rated: M - English - Adventure/Supernatural - Chapters: 9 - Words: 93,961 - Reviews: 288 - Favs: 1,177 - Follows: 1,209 - Updated: 12/7 - Published: 5/1/2019 - Ben T.
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: 3 - Words: 8,812 - Reviews: 17 - Favs: 51 - Follows: 60 - Updated: 12/7 - Published: 11/2 - Ben T., Izuku M., 1-A Students, Melissa S.
Babysit the Batboys by Brightly shadow reviews
Imagine, if Ben and Batman's sons are in a situation where they spend a day together. What would happened on that short amount of time span. Comment at the end if you guys like it. Warning: Foul Language on Jason's behalf. Rated T Follow if you like :D
Crossover - Batman & Ben 10 - Rated: T - English - Humor/Friendship - Chapters: 7 - Words: 9,251 - Reviews: 1 - Favs: 4 - Follows: 4 - Updated: 12/7 - Published: 2/11/2020 - Alfred, Bruce W./Batman, Azmuth, 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: 22 - Words: 328,419 - Reviews: 110 - Favs: 88 - Follows: 76 - Updated: 12/6 - Published: 8/17/2020
Galactic Shift Extend by Seanzilla1988 reviews
A familiar Beastkin goes through a familiar abandoned Cauldron. However, she doesn't end up in another timeline, but Bellwood, home to a teen with a watch he wears on his arm that can change his shape to save the world from harm.
Crossover - Ben 10 & BlazBlue - Rated: T - English - Chapters: 87 - Words: 1,336,386 - Reviews: 1122 - Favs: 323 - Follows: 325 - Updated: 12/6 - Published: 5/25/2019 - [Ben T., Makoto]
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: 50 - Words: 417,070 - Reviews: 686 - Favs: 1,017 - Follows: 1,023 - Updated: 12/6 - Published: 1/25/2020 - Lucy M., Izuku M., Ochako U., Momo Y.
Naruto o Pesquisador do Omnitrix by KiritoUzumaki700
Naruto Encontra o Omnitrix e Pesquisa Sobre ele Para Descobrir Seus Misterios, Enquanto Esconde de sua familia e todos que Conhece sobre a Existencia Desse Dispositivo, Enquanto de uma forma Espetacula Naruto faz uma Nova vida de aventuras e Descobertas para Fora de Seu Planeta Natal e indo Rumo para as Estrelas no Espaço.
Crossover - Naruto & Ben 10 - Rated: K+ - Portuguese - Adventure/Sci-Fi - Chapters: 3 - Words: 30,118 - Favs: 5 - Follows: 4 - Updated: 12/6 - Published: 2/20 - Naruto U., Azmuth
Fighting To Keep A Family Together by GoldGuardian2418
When Gregory sees how Rachel, his new mom, is trying hard to keep Freddy, Chica, Roxy, and Monty in the family, he teams up with Sun, Moon, and Eclipse to help fight for his family. *FNAF: Security Breach/Ben 10 crossover* :)
Crossover - Ben 10 & Five Nights at Freddy´s - Rated: T - English - Family/Hurt/Comfort - Chapters: 1 - Words: 3,170 - Favs: 6 - Follows: 3 - Published: 12/5 - Glamrock Freddy, Glamrock Chica, Gregory, Sun/Moon - Complete
A Monster From Another World by LittleLagoon reviews
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.
Crossover - Ben 10 & Monster High - Rated: T - English - Sci-Fi/Adventure - Chapters: 12 - Words: 146,334 - Reviews: 93 - Favs: 172 - Follows: 202 - Updated: 12/5 - Published: 8/26/2021
BEN 10: From Commonplace To The World's Strongest Hero by ALPHA02FURY97 reviews
Ben 10: From Commonplace to World's Strongest Hero. This is sequel to Ben 10: Irregular Omni Taken place right after Season 1 Episode 4 of Arifureta From Commonplace to World's Strongest.
Crossover - Ben 10 & Arifureta Shokugyou de Sekaisaikyou/ありふれた職業で世界最強 - Rated: M - English - Adventure/Sci-Fi - Chapters: 8 - Words: 24,285 - Reviews: 3 - Favs: 10 - Follows: 13 - Updated: 12/5 - Published: 9/22 - Ben T., Yue, H. Shea, S. Kaori - Complete
Witch 10, the Master of the Omnitrix by Demon dark mezzo sangue reviews
After The Intruder events, Eda and Luz get close to each other. Mrs. Owl wants to do something nice for Luz and takes her to a campsite. Too bad a strange capsule falls from the sky and Luz ends up getting the most powerful weapon in the universe, the Omnitrix.
Crossover - Ben 10 & Owl House - Rated: K+ - English - Adventure/Sci-Fi - Chapters: 4 - Words: 22,045 - Reviews: 7 - Favs: 50 - Follows: 43 - Updated: 12/5 - Published: 1/26 - Vilgax, Luz N., Amity B., Eda
Lost Souls by MiniTennyson reviews
Ben Tennyson was suppossed to be home...not in Taisho-era Japan. A family known as the Kamados decided to take him in until he can get home but...it doesn't last. Ben and Tanjiro are both hurled into a world of demons, death and violence in an attempt to get Ben back home and defeat the one known as Kibutsuji Muzan. Will they reach the goal or die trying...?
Crossover - Ben 10 & Kimetsu no Yaiba/鬼滅の刃 - Rated: T - English - Adventure/Fantasy - Chapters: 1 - Words: 3,134 - Reviews: 11 - Favs: 20 - Follows: 23 - Published: 12/5 - Ben T., Tanjirou K., Nezuko K., ashira
Ben 10: Earth's Mightiest Heroes by Firestorm808 reviews
Ben is sent to the world of Earth's Mightiest Heroes! With political and cosmic danger on the rise, it's up to Ben and the Marvel heroes to set things straight. (Tying up loose plot holes. Connecting various other Marvel shows. Cover image from Promsien.)
Crossover - Ben 10 & Avengers: Earth's Mightiest Heroes - Rated: T - English - Adventure/Humor - Chapters: 15 - Words: 52,609 - Reviews: 427 - Favs: 989 - Follows: 1,061 - Updated: 12/5 - Published: 4/21/2018 - Ben T.
A New Collar For The Dog by Anime0CC0Manga reviews
Ever thought of Zenkichi ending up with the Alien Watch instead? (I Own Nothing)
Crossover - Medaka Box/めだかボックス & Ben 10 - Rated: K - English - Adventure/Sci-Fi - Chapters: 12 - Words: 23,755 - Reviews: 7 - Favs: 13 - Follows: 13 - Updated: 12/3 - Published: 9/23 - Zenkichi H., Medaka K., M. Kumagawa, Kevin
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: 3 - Words: 1,576 - Reviews: 9 - Favs: 5 - Follows: 5 - Updated: 12/3 - Published: 6/7/2021 - Godzilla, Ben T., Gwen T. - Complete
CYBER (Ben 10 Multi-crossover) by CosmicQueen10 reviews
The famous watch wielding alien shapeshifter finds himself in a multiversal crossover dilmena. Familiar faces. New allies and foes. However, nothing is as it seems. For the hidden truths of this story will be unlike anything experienced before ... (Multi-crossover. Multiple pairings. Mainly Ben 10 x OC. Rating may become M later on.)
Crossover - Ben 10 & X-overs - Rated: T - English - Romance/Adventure - Chapters: 2 - Words: 1,265 - Reviews: 2 - Favs: 1 - Follows: 1 - Updated: 12/3 - Published: 5/26 - Ben T., OC
Heroes Never Die It's Hero Time, Anytime by Guardian-Sigil reviews
This is a side-story that is connected to my actual story "Heroes Never Die; It's Hero Time" where Izuku has the Omnitrix. So reading the main story is necessary to understand this collection of Omakes/OVAs. I aim to post an Omake/OVA every Friday when I am unable to post a chapter for the main story. Full summary, explanation, and guid lines for suggestions are inside.
Crossover - Ben 10 & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Adventure/Humor - Chapters: 43 - Words: 94,450 - Reviews: 379 - Favs: 174 - Follows: 176 - Updated: 12/2 - Published: 8/11/2021 - Izuku M., Ochako U., 1-A Students
The Guardians by Zed Lotus reviews
The last time the heroes of Earth faced a collective ambush was a dark day, a day where they had to face their own mortality, and deal with the failure in the aftermath. While the world still recovers, another baleful threat looms ahead, but this time our heroes will be ready. Ben will make sure of it.
Crossover - Danny Phantom & Ben 10 - Rated: T - English - Adventure/Fantasy - Chapters: 2 - Words: 15,819 - Reviews: 57 - Favs: 46 - Follows: 54 - Updated: 12/1 - Published: 6/9/2016
Lost in a World of Heroes by DMDSKLL reviews
After a grave defeat, Ben loses hope in being a hero but after some unexpected circumstances, the wielder of the Omnitrix is transported to a world filled to the brim with heroes. Having to adjust to not only a new country but also going to school to be a hero Ben has plenty of challenges ahead.
Crossover - Ben 10 & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Sci-Fi - Chapters: 12 - Words: 32,233 - Reviews: 36 - Favs: 135 - Follows: 145 - Updated: 11/30 - Published: 6/7 - Ben T., Shouta A./Eraserhead, Mina A., 1-A Students
Ben 10: Justice League (the series) by darkstorm1364 reviews
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.
Crossover - Justice League & Ben 10 - Rated: T - English - Adventure/Drama - Chapters: 18 - Words: 148,499 - Reviews: 87 - Favs: 224 - Follows: 208 - Updated: 11/30 - Published: 6/7/2020 - Clark K./Kal-El/Superman, Linda L./Kara Zor-El/Supergirl, Ben T., Rook
Kamen Rider Alterum by Chris Chronos reviews
[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.
Crossover - Ben 10 & Kamen Rider - Rated: M - English - Sci-Fi/Adventure - Chapters: 6 - Words: 42,393 - Reviews: 3 - Favs: 6 - Follows: 5 - Updated: 11/30 - Published: 10/25 - [OC, Eunice] D. Kaito/DiEnd, Tsukasa K./Decade
Ten Piece by Spartan of Chaos reviews
Ben Tennyson and his team are in for the adventure of a lifetime when Professor Paradox sends them on a mission to aid the Straw Hat Pirates in finding the legendary treasure One Piece and help Monkey D. Luffy achieve his dream of becoming the Pirate King. But, old enemies plot their return.
Crossover - One Piece & Ben 10 - Rated: T - English - Sci-Fi/Adventure - Chapters: 19 - Words: 143,505 - Reviews: 187 - Favs: 432 - Follows: 392 - Updated: 11/29 - Published: 12/12/2016 - Luffy, Zoro, Ben T., Vilgax
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