Ben 10 Crossovers
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Amalgamation part 2: High spirits by epic insanity666 reviews
Summer Vacation over, his family grown beyond expected, Kenneth Tennyson moves to settle down and get his future plans started... if only a certain cyclops hadn't sent him on a one man mission to Japan filled with soul eating demons, wild magic trying to escape oh and dead people... dead people everywhere. Well, this will be interesting. Harem story
Crossover - Bleach & Ben 10 - Rated: M - English - Adventure/Supernatural - Chapters: 39 - Words: 67,753 - Reviews: 13 - Favs: 51 - Follows: 62 - Updated: 7/14 - Published: 12/31/2021 - [OC, T. Harribel, Yoruichi S.]
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: 1 - Words: 13,715 - Reviews: 67 - Favs: 167 - Follows: 187 - Updated: 7/13 - Published: 7/19/2020 - [Ben T., Barbara Gordon/Batgirl/Oracle] Linda L./Kara Zor-El/Supergirl
Highschool DXD: Wrong place, right time by gorum141 reviews
Banished by his universe, come see what a more bloodthirst Ben will do in a world of Gods, Demons, and other panthions. Will he still be a force for good or fall to the pits of hell. Massive mood shifts and heavy topics may be discussed in the story. Very op Ben(he will still take his wins and losses.) massive harem.
Crossover - Ben 10 & High School DxD/ハイスクールD×D - Rated: M - English - Adventure - Chapters: 1 - Words: 4,418 - Reviews: 14 - Favs: 49 - Follows: 55 - Updated: 7/13 - Published: 8/13/2021 - Ben T.
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: T - English - Chapters: 31 - Words: 81,981 - Reviews: 6 - Favs: 10 - Follows: 5 - Updated: 7/13 - Published: 5/29/2019 - Ash K./Satoshi, Misty/Kasumi, Gwen T., Julie Y.
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: 29 - Words: 58,814 - Updated: 7/12 - Published: 1/5 - Jenrya L./Henry W., Albedo
Ben 10's Treasure Island by Canadude2029
Ben Hawkins is a simple cabin boy with his cousin and best friend, but chance comes when he discovers a map to an old treasure which leads to adventure on the seas and danger of pirates.
Crossover - Ben 10 & Muppet Treasure Island - Rated: K - English - Adventure - Chapters: 21 - Words: 14,761 - Favs: 6 - Follows: 4 - Updated: 7/12 - Published: 7/25/2019 - Azmuth, Ben T., Vilgax, Kai Green
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: 12 - Words: 49,292 - Reviews: 24 - Favs: 25 - Follows: 28 - Updated: 7/12 - Published: 2/20 - Ben T., Kara K./Supergirl, Wonder Woman, Rook
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: 1 - Words: 7,955 - Reviews: 5 - Favs: 9 - Follows: 11 - Published: 7/12 - [Cassie S./Wonder Girl, Conner K./Superboy] Ben T., OC
The Invincible Omnitrix by MiniTennyson reviews
A 17-years old Ben Tennyson fell from grace as a hero when suddenly more and more superheroes started to pop up. However, after a superhero team known as The Guardians of The Globe is brutally killed, Ben is invited to lead the new team. Ben eventually befriends a like-minded individual known as Invincible. Will the two be able to be heroes in a world of violence and injustice?
Crossover - Ben 10 & Invincible - Rated: M - English - Adventure/Sci-Fi - Chapters: 5 - Words: 20,274 - Reviews: 13 - Favs: 32 - Follows: 36 - Updated: 7/12 - Published: 6/25 - Ben T., Max T., Rook, OC
Edens Ten by MiniTennyson reviews
After the battle with Maltruant,Ben Tennyson vanished in the big bang and he got sent to the planet of Bluegarden into the other side of his universe. The omnitrix bearer must now team up with the Crew of Edens in order to find a way home. But with all the dangers and villains in his way, will he be able to return home safely or will he die trying? *CANCELLED/ABANDONED
Crossover - Ben 10 & Edens Zero/エデンズゼロ - Rated: T - English - Adventure/Sci-Fi - Chapters: 15 - Words: 32,379 - Reviews: 58 - Favs: 31 - Follows: 37 - Updated: 7/12 - Published: 6/14 - [Ben T., Hermit] [Shiki G., Rebecca]
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: 16 - Words: 17,925 - Reviews: 51 - Favs: 8 - Follows: 7 - Updated: 7/12 - Published: 6/5 - Ben T. - Complete
Alien academia REWRITING IT, MAJOR CHANGES CH 1 WILL BE SAME by Ben 1000000
Ben tennyson jr. Is an decedent of the ben tennyson. He has to go to earth to stop an weapons deal no big deal but when he finds traces of element X things get complicated, now he has to go to hero school because an old friend of his grandfather asked him to and deal with threats from both earth and beyond everything was perfect until his classmates started probing his double life.
Crossover - Ben 10 & My Hero Academia/僕のヒーローアカデミア - Rated: M - English - Chapters: 2 - Words: 9,649 - Favs: 12 - Follows: 11 - Updated: 7/12 - Published: 4/14
The Omnitrix Files (Strawberry X10) by ethorthebayleef reviews
What if Ben Tennison never gained the Omnitrix? this type of story has been done to death so let's give it another twist, this version is the prime version of all the other realities that have the same concept. this is the story of the Strawberry that gained the power of the Omnitrix and he uses it to put his other namesake to work. (Ichigo-Harem/Alien Harem, "OP" Ichigo)
Crossover - Bleach & Ben 10 - Rated: T - English - Adventure/Sci-Fi - Chapters: 2 - Words: 3,470 - Reviews: 3 - Favs: 20 - Follows: 34 - Updated: 7/11 - Published: 9/12/2021 - Ichigo K., Rukia K., Azmuth, Albedo
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: 10 - Words: 79,143 - Reviews: 162 - Favs: 406 - Follows: 475 - Updated: 7/10 - Published: 8/7/2021 - Ben T., Artemis C./Artemis, Megan M./Miss Martian, Zatanna Z.
Ben 10 x RWBY: Of Gemstones and Watches by Transwiththeplans reviews
In an alternate timeline, Ben and Ruby work together to uncover a mysterious plot that may threaten their lives, and the planet as a whole. (Cover by elmike)
Crossover - Ben 10 & RWBY - Rated: T - English - Adventure/Sci-Fi - Chapters: 98 - Words: 672,180 - Reviews: 341 - Favs: 459 - Follows: 465 - Updated: 7/10 - Published: 12/26/2018 - [Ben T., Ruby R.] OC
Amalgamation Hope of Eostia by epic insanity666 reviews
After the war against Sosuke Aizen and returning home, the reprieve was short lived for Kenneth Tennyson as he has been called to the Sorcerer Surpeme herself to aid another world with the absence of Klarion the WitchBoy Heads will roll. violent and sexual acts inside
Crossover - Ben 10 & Kuroinu: Kedakaki Seijo wa Hakudaku ni Somaru - Rated: M - English - Adventure/Supernatural - Chapters: 10 - Words: 16,044 - Reviews: 9 - Favs: 19 - Follows: 19 - Updated: 7/10 - Published: 6/25 - OC, Origa D
Omnitrix de la Justicia by Sombra-Solitaria reviews
Un joven despertó en una isla, sin mas que un reloj, agregara sus habilidades para proteger su mundo y mas, acompañado de grandes figuras.
Crossover - Justice League & Ben 10 - Rated: M - Spanish - Adventure - Chapters: 20 - Words: 138,877 - Reviews: 61 - Favs: 74 - Follows: 76 - Updated: 7/9 - Published: 12/3/2018 - Clark K./Kal-El/Superman, Bruce W./Batman, OC, Ben T.
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: 44 - Words: 42,104 - Reviews: 182 - Favs: 57 - Follows: 39 - Updated: 7/9 - Published: 11/27/2021
Vigilante High by NightwolfGamer03 reviews
One day long ago in Qing Qing City, China, a luminescent baby was born with a unique power. Then, as time passed, the similar phenomena happened all over the world, and soon the majority of the population had obtained superhuman powers known as "Quirks". Due to that, people were able to pursue heroism as a profession.
Crossover - Ben 10 & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Crime/Friendship - Chapters: 3 - Words: 5,082 - Reviews: 6 - Favs: 1 - Follows: 1 - Updated: 7/9 - Published: 6/27 - OC, OC
Loud 10 by zack84king
El Omnitrix, el arma más poderosa y a la vez la más peligrosa de todo el universo ha sido enviada a la tierra, muchas personas buscan obtener su poder, sin embargo deberán pasar por un joven que dará su vida y todo su empeño por proteger todo lo importante para él, ese joven es nada más ni nada menos que…Lincoln Loud
Crossover - Ben 10 & Loud House - Rated: K - Spanish - Adventure - Chapters: 1 - Words: 7,021 - Favs: 2 - Follows: 2 - Published: 7/9 - Lincoln L., Clyde, Ronnie Anne S., Sid C.
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: 11 - Words: 44,786 - Reviews: 26 - Favs: 28 - Follows: 20 - Updated: 7/8 - Published: 4/29 - Ben T., Anne, Sprig, Sasha
Heroes Never Die It's Hero Time, Anytime by CreateGunner1209 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: 34 - Words: 79,501 - Reviews: 314 - Favs: 147 - Follows: 151 - Updated: 7/8 - Published: 8/11/2021 - Izuku M., Ochako U., 1-A Students
The Loud 10: Omnitrix Team Adventures by Harriet546 reviews
Lincoln Loud, the Omnitrix Team and the Omnitrix itself are as heroic as always. Join Lincoln and the Omnitrix Team as they go through adventures with heroic friends, make new ones, and fight to save the world and other worlds like it. (Inspired by The Loud 10 by GokuSannin9000).
Crossover - Ben 10 & Loud House - Rated: K+ - English - Adventure/Humor - Chapters: 54 - Words: 234,135 - Reviews: 26 - Favs: 42 - Follows: 33 - Updated: 7/6 - Published: 6/26/2018 - Lincoln L., Luna L., OC, Ronnie Anne S.
Ben 10: Ben vs the Madrigals by Zombiedestroyer99 reviews
Ben and Mirabel are dating. Alma and the family dont approve. Ben challenges them to a competition for his relationship. They accept, thinking it will be easy. Little do they know, they are dealing with the hero of heroes and shall face powers never before seen even by them. Who will win between the alien hero and the magical family? find out! Contains Ben x Mirabel obviously
Crossover - Ben 10 & Encanto - Rated: T - English - Romance/Family - Chapters: 2 - Words: 5,621 - Reviews: 12 - Favs: 21 - Follows: 25 - Published: 7/6 - [Ben T., Mirabel M.] Alma M., Isabela M.
Speaking Truths and Understanding Sparks by Redbat132 reviews
Macy, Tommy, and Sage get whisked away from their world and into a different one where they meet some similar yet different Cybertronian faces. Can they find their way back home? Along with resolving a conflict that involves a reformed Decepticon? Co-Written by me and Steelcode.
Crossover - Transformers/Beast Wars & Ben 10 - Rated: T - English - Sci-Fi/Adventure - Chapters: 9 - Words: 22,755 - Reviews: 28 - Favs: 11 - Follows: 7 - Updated: 7/5 - Published: 1/29/2021 - Optimus Prime, Soundwave, Jetstorm, Jetfire
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