Ben 10 Crossovers
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Re: Starting Life In Another World From One Zero by Crossoverist reviews
A crossover in which the events of Ben 10 and Re:Zero connect, with Kenichi joining Subaru that night he went to the convenience store. While walking back, something happens, but it isn't related to the Witch. Instead, a pod appears out of now where, containing a watch that turns him into a monster and then blasts him across the universe to the garden of a green-haired duchess.
Crossover - Ben 10 & Re:Zero - Rated: T - English - Fantasy/Sci-Fi - Chapters: 5 - Words: 15,620 - Reviews: 37 - Favs: 81 - Follows: 84 - Updated: 9/6 - Published: 5/27/2021
The Omnitrix of Doom by MiniTennyson reviews
A bored Ben Tennyson is sent by the Plumbers to an unnamed city to investigate reported alien signals. When he arrives, he finds out about Zim and what plans he has for Earth, Ben needs to take attitude and team up with new friends and foes alike. Will he succeed to stop them using more than just his aliens? *TEST ONE-SHOT
Crossover - Ben 10 & Invader Zim - Rated: T - English - Adventure/Humor - Chapters: 2 - Words: 4,200 - Reviews: 1 - Favs: 4 - Follows: 4 - Published: 9/5 - Ben T., Dib, Zim, Tak
Linc 10 ( Reboot) by The Storyteller993 reviews
Reboot of the original story but focusing much more on the source material of the Ben 10 francise. The Loud House and Ben 10 francise belong to there respective owners.
Crossover - Ben 10 & Loud House - Rated: T - English - Sci-Fi/Adventure - Chapters: 3 - Words: 7,720 - Reviews: 11 - Favs: 19 - Follows: 19 - Updated: 9/5 - Published: 8/24 - Vilgax, Clyde, Lincoln L., Luna L.
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: 21 - Words: 309,161 - Reviews: 109 - Favs: 82 - Follows: 69 - Updated: 9/4 - 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: 80 - Words: 1,209,777 - Reviews: 1098 - Favs: 307 - Follows: 307 - Updated: 9/4 - Published: 5/25/2019 - [Ben T., Makoto]
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: 10 - Words: 21,665 - Reviews: 28 - Favs: 101 - Follows: 107 - Updated: 9/4 - Published: 6/7 - Ben T., Shouta A./Eraserhead, Mina A., 1-A Students
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: 4 - Words: 19,719 - Reviews: 4 - Favs: 12 - Follows: 10 - Updated: 9/4 - Published: 6/20 - Lincoln L., Sid C., OC
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: 1 - Words: 6,322 - Reviews: 11 - Favs: 36 - Follows: 29 - Published: 9/4 - Ben T., Black Widow/Natasha R., Captain America/Steve R., Kevin
Omniversal War by bbreader20 reviews
When Ben Tennyson get transported into another world, he will need to team up with Anne and her friends to stop Andrias from conquering the multiverse.
Crossover - Amphibia & Ben 10 - Rated: K+ - English - Adventure/Friendship - Chapters: 14 - Words: 74,082 - Reviews: 33 - Favs: 37 - Follows: 28 - Updated: 9/3 - Published: 4/29 - Ben T., Anne, Sprig, Sasha
Omni Boys by AUfan62 reviews
While fighting both Kevin and Vilgax at Niagara Falls both them and Ben get sucked into a portal created by the Null Void projector. Only it’s not the Null Void they land. They land in a world where Superheroes are just a bunch of corporate puppets and think they can do whatever they want. But no it’s a real Hero’s Time.
Crossover - Ben 10 & Boys - Rated: M - English - Adventure - Chapters: 1 - Words: 5,247 - Reviews: 16 - Favs: 71 - Follows: 68 - Published: 9/3 - Ben T., Billy Butcher, Homelander/John, Hughie Campbell
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: 19 - Words: 36,301 - Reviews: 47 - Favs: 26 - Follows: 31 - Updated: 9/3 - Published: 12/20/2021 - Ben T., Gwen T., Max T., Yukiko A.
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: 20 - Words: 529,945 - Reviews: 90 - Favs: 66 - Follows: 59 - Updated: 9/2 - Published: 12/23/2020 - OC, The Mandalorian/Din Djarin, The Child/baby yoda
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: 46 - Words: 45,447 - Reviews: 194 - Favs: 61 - Follows: 42 - Updated: 9/1 - Published: 11/27/2021
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: 2 - Words: 12,134 - Reviews: 7 - Favs: 12 - Follows: 13 - Updated: 8/31 - Published: 7/12 - [Cassie S./Wonder Girl, Conner K./Superboy] Ben T., OC
naruto future by Superflash123
future: Naruto successfully bring back sasuke to the village hidden in the leaf in the future. But naruto got charged with false charged and he got banished. What happen when he see his teammates 3 years later? Will sasuke kill Naruto? Or will sasuke ask help from Gwen to remove the curse mark?
Crossover - Naruto & Ben 10 - Rated: T - English - Sci-Fi/Adventure - Chapters: 1 - Words: 505 - Favs: 5 - Follows: 6 - Published: 8/30 - [Naruto U., Gwen T.]
Adventure in marvel new version by Ben 1000000 reviews
Benjamin who was a very big fan of ben 10 got reborn in marvel after his death now determined to live a fun and meaningful live but it all goes down the drain when he sees that he was in marvel now scared to death for him and family ben had lost all hope but when he get omnitrix it all changes well as much as it can change there is not much that one person can do alone.
Crossover - Marvel & Ben 10 - Rated: M - English - Chapters: 1 - Words: 2,055 - Reviews: 2 - Favs: 10 - Follows: 12 - Published: 8/29
Adventure in marvel old version by Ben 1000000 reviews
Alex got reborn in marvel after his death now determined to live a fun and meaningful live watch as how he explores marvel multiverse It will have comics characters . It will have paradox . Ben 10k from omniverse. None of the characters belong to me. T is for blood and gore. this is old version. NEW VERSION-Adventure in marvel. I am gonna change a lot of things except plot.
Crossover - Marvel & Ben 10 - Rated: T - English - Chapters: 8 - Words: 13,561 - Reviews: 6 - Favs: 25 - Follows: 25 - Updated: 8/29 - Published: 2/21
Slime After Slime by newbienovelistRD reviews
The Ghoul Girls spend the night at the Grant Mansion and there's nothing to be scared of...until Poppy confronts one of her worst fears.
Crossover - Ben 10 & Vampirina - Rated: K+ - English - Friendship/Fantasy - Chapters: 1 - Words: 1,558 - Reviews: 3 - Favs: 4 - Follows: 1 - Published: 8/29 - Complete
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: 7 - Words: 81,503 - Reviews: 44 - Favs: 67 - Follows: 65 - Updated: 8/28 - Published: 4/16
Leonardo Voorhees: Alien Chronicles by Pravus666 reviews
What happens when a 12-year-old Harry is given the Ultimatrix and given the chance to become something greater? Well this is that story, as we follow his misadventures in the world and the worlds beyond, with a legion ready to take on anyone. Rated M for Blood, Violence, Gore, and Mature Themes. Ultimatrix Harry AU. Harry X ?
Crossover - Harry Potter & Ben 10 - Rated: M - English - Sci-Fi/Fantasy - Chapters: 6 - Words: 42,399 - Reviews: 34 - Favs: 81 - Follows: 108 - Updated: 8/28 - Published: 6/29 - Harry P., Voldemort, OC, Charmcaster/Hope
Morons with Guns meet Kids with Alien Powers by Wanderer3000 reviews
The Title is pretty self explanatory. Shenanigans and calamities await our heroes. Rated M for Strong Language.
Crossover - Ben 10 & Red vs. Blue - Rated: M - English - Adventure/Humor - Chapters: 3 - Words: 29,799 - Reviews: 3 - Favs: 22 - Follows: 29 - Updated: 8/28 - Published: 5/8/2021 - Ben T., Gwen T., L. Church/Alpha, M. Caboose
Secretly Unmagicified by Chris Chronos reviews
Ben 10 X Mushoku Tensei crossover story. A variant of No-watch Ben got reincarnated in the world of Mushoku Tensei. This is a tale of Ben, now Matteo Greyrat) who searches for the meaning of his life as he tries to protect his loved ones.
Crossover - Ben 10 & Mushoku Tensei/ 無職転生 - Rated: T - English - Fantasy/Sci-Fi - Chapters: 4 - Words: 27,391 - Reviews: 5 - Favs: 14 - Follows: 17 - Updated: 8/28 - Published: 8/12 - No Watch Ben, Sylphiette, Roxy Migurdia, Eris Boreas Greyrat
Ultimate Renegade by UltraPhantom reviews
A threat is coming, and the Justice League are too busy to deal with it. So the only way to defeat this oncoming threat is for Max Tennyson to create his own team. Can Solarstorm, Lucky Woman, Venom, Quake, Stormwolf, Talon, Omni-X, Thor, & Absorbing Man work out their difference & save the world? Or will all go wrong as the alien invasion win?
Crossover - Ben 10 & Agents of S.H.I.E.L.D. - Rated: T - English - Supernatural/Mystery - Chapters: 3 - Words: 8,721 - Reviews: 7 - Favs: 11 - Follows: 10 - Updated: 8/27 - Published: 5/25 - [Gwen T., Kevin] Ben T., Skye/Daisy J.
Heroes United: Unlimited by UltraPhantom reviews
Just when Ben thought he was leaving Rex's world for good, something goes wrong. Instead, the portal malfunctions, causing it to pull Ben, Rex, and Alpha to an entirely new world. Heroes United must team up once more & work together to find Alpha before he does anything dangerous. In the meantime, our heroes will join the Justice League. And along the way, they might just love.
Crossover - Justice League & Ben 10 - Rated: T - English - Adventure/Sci-Fi - Chapters: 3 - Words: 17,876 - Reviews: 75 - Favs: 189 - Follows: 204 - Updated: 8/27 - Published: 7/19/2020 - [Ben T., Barbara Gordon/Batgirl/Oracle] Linda L./Kara Zor-El/Supergirl
Heroes United: Avengers by UltraPhantom reviews
After defeating Alpha, it was time for Ben to go home. But something goes wrong as he, Rex, and Alpha's prison get sucked into an entirely new world. In a world where it's full of it's own heroes. Now Ben and Rex will help the recently formed Avengers as they fight off Loki and his army as they try to find a way back home. HUMCU Book: 1
Crossover - Ben 10 & Avengers - Rated: T - English - Supernatural/Adventure - Chapters: 2 - Words: 5,584 - Reviews: 13 - Favs: 54 - Follows: 62 - Updated: 8/27 - Published: 5/3 - Ben T., Black Widow/Natasha R., Captain America/Steve R., Iron Man/Tony S.
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