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My Hero Princess Harem by MadHat886 reviews
After going to different worlds thanks to a dropped portal gun, Izuku ends up back home. But the girls he met on the way home aren't going to let him go that easy. And now Izuku has to deal with 13 princesses and their ladies in waiting, who all have the hots for him.
Crossover - X-overs & My Hero Academia/僕のヒーローアカデミア - Rated: M - English - Romance/Humor - Chapters: 14 - Words: 54,762 - Reviews: 93 - Favs: 189 - Follows: 208 - Updated: 7/30 - Published: 6/24
My life as David Martinez by kentaro12100 reviews
A mercenary ends up in David Martinez's body in Dogtown with a special power. Portals to: Black Lagoon, NierAutomata, FGO, Percy Jackson...
Crossover - X-overs & Cyberpunk 2077 - Rated: M - English - Crime/Adventure - Chapters: 31 - Words: 30,041 - Reviews: 7 - Favs: 27 - Follows: 24 - Updated: 7/30 - Published: 7/14
A Loser, His Shipgirls, & Their War by Crevanille reviews
An AU set in the present where the Sirens won and the long since reunified Azur Lane Alliance fell before they could deploy their 'Shipgirls'. The hero of this story isn't some war veteran or even a member of Azur Lane; he's just some random guy who just got lucky, that's it. [OC x Harem] Note: Standard blanket disclaimer on trademarked IPs apply. I don't own them.
Crossover - X-overs & Azur Lane/碧蓝航线 - Rated: M - English - Sci-Fi/Romance - Chapters: 26 - Words: 130,564 - Reviews: 73 - Favs: 141 - Follows: 170 - Updated: 7/7 - Published: 8/29/2022
SGS Pilot Stories by Silver Gaurd Saito
This is a series of Pilot One-Shots for potential stories that I may work on.
Crossover - X-overs & Game X-overs - Rated: T - English - Chapters: 3 - Words: 6,139 - Updated: 7/29 - Published: 7/15
Call Me Doc Ock Arc 1: Origin by Silver Gaurd Saito
A lost soul is reborn as Isaac Octavius, son of Otto and Pascale Octavius. With all the hidden dangers in this alternate MCU, Isaac will need his wits and abilities to survive.
Crossover - X-overs & Marvel - Rated: T - English - Supernatural/Sci-Fi - Chapters: 4 - Words: 13,963 - Favs: 9 - Follows: 8 - Updated: 7/29 - Published: 7/8 - OC, O. Octavius/Dr. Octopus, Wong
Ni héroe ni villano, solo humano by tobikempachi
¿Qué pasaría si un borrachuzo liberado de su depresión consigue la oportunidad de vivir de nuevo? Ya veremos... multiple crossover, no ships or harem, chainjump with chaotic neutral MC
Crossover - X-overs & Pokémon - Rated: M - Spanish - Humor/Adventure - Chapters: 1 - Words: 1,825 - Favs: 1 - Follows: 1 - Published: 7/29 - Team Rocket
Maverick Jedi X by FinalFantasygamer2794
The force helped conceive Anakin but the force conceived another, one who will help Mandalore rise beyond its potential, like a Phoenix
Crossover - Star Wars: The Clone Wars & X-overs - Rated: M - English - Romance/Adventure - Chapters: 1 - Words: 25,798 - Favs: 3 - Follows: 3 - Published: 7/29 - Ahsoka T., Bo-Katan Kryze, OC
Ben 10 — An Omniverse of Choices and Consequences by UncoverTheStory reviews
This fan fiction reimagines the Ben10 multiverse, with Ben receiving the Omnitrix at 16. He discovers the multiverse and an impending Omniverse war, learning from manipulated shows of Ben Prime. Ben must choose between freedom and restriction, mastering his watch to prepare for the Multivere war, a prerequisite to compete in the OmniWar. Familiar elements. New twist. Not a rewrite.
Crossover - X-overs & Ben 10 - Rated: M - English - Mystery/Fantasy - Chapters: 2 - Words: 10,257 - Reviews: 2 - Favs: 4 - Follows: 5 - Updated: 7/29 - Published: 5/6 - Ben T.
Book 9: Blasting Through the Stars by Fir100 reviews
Gaius and his team return to the Blaster Master world for a mission alongside Jason Frudnick and Eve to defeat the mutants hiding amongst the stars. With their gears upgraded, along with Gaia-SOPHIA and the Gaia System, will the heroes be able to eliminate the new mutant threat along with some unexpected surprises on the horizon?
Crossover - X-overs & Blaster Master Zero - Rated: T - English - Adventure - Chapters: 5 - Words: 60,232 - Reviews: 15 - Favs: 14 - Follows: 11 - Updated: 7/29 - Published: 6/13
Total Drama Full Throttle (2024) by DavidYun775 reviews
Total Drama Full Throttle is back! And this time, with a new host, 20 unfortunate entrants from all forms of life will risk everything to be the best with one prize on the line: 1 million dollars! Who will become the one that does anything to win! Find out on Total! Drama! Full Throttle! (Episode 2 is released!)
Crossover - X-overs & Total Drama series - Rated: T - English - Adventure/Humor - Chapters: 7 - Words: 28,782 - Reviews: 67 - Favs: 9 - Follows: 10 - Updated: 7/29 - Published: 5/30 - Chef Hatchet
Gamer Of The Multiverse - Book One: Hope & Despair by DeathlyJazzHands55 reviews
Jolyne Brooks, or at least that is what they go by now. A reincarnated soul thrust into a situation they have no business being involved with, like most System Users, given a System belonging to one of The Seven Warriors who served under The God Of Mischief Loki. Watch her travel The Multiverse, make friends, enemies, and perhaps more than that. (Multi-Crossover)
Crossover - X-overs & Dangan Ronpa Kibou no Gakuen to Zetsubou no Koukousei - Rated: M - English - Adventure/Fantasy - Chapters: 12 - Words: 128,833 - Reviews: 14 - Favs: 51 - Follows: 60 - Updated: 7/29 - Published: 2/24 - Enoshima J., Ikusaba M., Kuzuryuu F., OC
Mabels Adventure by South Down reviews
Following the devastation of her hometown and the presumed death of her Parents, Mabel is forced to separate from her Brother as she is tucked away in the Mountain Town of Crossover, Find herself coping with all new friends and earning new enemies, Mabel stumbles upon a military occupation of the town, Searching for a certain green beast with a craving for one thing, Smashing.
Crossover - X-overs & Gravity Falls - Rated: M - English - Adventure/Hurt/Comfort - Chapters: 21 - Words: 33,556 - Reviews: 18 - Favs: 9 - Follows: 6 - Updated: 7/28 - Published: 12/6/2021 - Mabel P.
It's Okay To Take My Waifus To The Dungeon by ChastityQM reviews
Cassandra Cain (Batgirl), Noriko Iwakari (Repeater), Julia Jacoby (Exalted versus World of Darkness), and Erza Scarlet (Fairy Tail) go to the Danmachi universe, plus a guy you don't care about but gets to dick them all.
Crossover - X-overs & Is It Wrong to Try to Pick Up Girls in a Dungeon? - Rated: M - English - Adventure/Romance - Chapters: 111 - Words: 749,308 - Reviews: 20 - Favs: 255 - Follows: 274 - Updated: 7/14 - Published: 2/23/2022 - Loki
Playing With Magic by LightestReader reviews
I always thought magic was cool. Waking up in the Potterverse, all I wanted to do was play with it. Why settle for being a hero or villain when you could do so much more? That's not the game I want to play. I wonder what I will become at the end of all this. (Slow Build.) (Semi/Gamer.) (Overpowered.) (OP!OC.) (SI/OC.) (Self Insert.) (AU.)
Crossover - Harry Potter & X-overs - Rated: M - English - Adventure/Fantasy - Chapters: 24 - Words: 81,446 - Reviews: 334 - Favs: 1,220 - Follows: 1,675 - Updated: 7/28 - Published: 1/8 - Harry P., Voldemort, OC, Daphne G.
The Moon's Brother and the BS Game by SocialistBukharin reviews
In a world where Sailor Moon has yet to make a footprint in history, Tsukino Shingo is 'replaced' by a Self-Insert and embarks on a path to not only protect his sister from present threats, but also save her from a dystopic future she will be the maker of. TsukinoShingo!GamerSI - Shingo x Harem - Xover
Crossover - X-overs & Sailor Moon - Rated: M - English - Adventure/Family - Chapters: 43 - Words: 107,150 - Reviews: 331 - Favs: 1,440 - Follows: 1,667 - Updated: 7/28 - Published: 3/25/2023 - Usagi T./Serena/Bunny/Sailor Moon, Shingo T./Sammy, Sailor Senshi/Sailor Scouts
Sonic Prime Overclocked by Absolute Rainbow reviews
It's time to take back the multiverse... (Sequel to SoAL, Sonic Prime, Sonic Forces Overclocked, and more! ALL SPOILERS UNITED!) Someone has taken ahold of the Phantom Ruby and Paradox Prism together, about to shatter not just an universe, but the multiverse! Sonic, Classic Sonic, the Resistance, Eggman Empire, and allies have to work together to survive and save everything!
Crossover - Sonic the Hedgehog & X-overs - Rated: K+ - English - Crime - Chapters: 52 - Words: 124,786 - Reviews: 7 - Favs: 6 - Follows: 6 - Updated: 7/28 - Published: 1/31 - Complete
Xtrema by Epiclot214 reviews
Welcome to Xtrema, a rising women's wrestling federation where the best go against the best. OC's and multi-fandoms allowed. (More details inside)
Crossover - X-overs & Wrestling - Rated: T - English - Adventure/Drama - Chapters: 147 - Words: 530,130 - Reviews: 196 - Favs: 42 - Follows: 29 - Updated: 7/28 - Published: 6/2/2020
Total Drama Timescape (Rewritten) by PineCoop reviews
(Rewritten) Total Drama Timescape. Where the host is not human, but is an AI named Caine. 24 contestants are picked, and are here to compete in gruesome challenges, eat disgusting foods, and many more. They must reach to the top to win 1 million dollars, and a luxurious trailer to take home with. Who will win, and who will fall?
Crossover - Total Drama series & X-overs - Rated: T - English - Parody/Humor - Chapters: 3 - Words: 859 - Reviews: 23 - Favs: 2 - Follows: 1 - Updated: 7/27 - Published: 7/25
Symbiotic Soul by Jss2141 reviews
After an attack at school, leaving three injured and one dead, one girl is on a mission for vengeance against the person that killed her friend... little did she know that she’d meet a few new ones during her mission. Adopted from/Co-Written by Mr. Hardcor3. X-Over between Owl House, Soul Eater, and Spider-Man/Marvel.
Crossover - X-overs & Owl House - Rated: T - English - Supernatural/Adventure - Chapters: 5 - Words: 5,788 - Reviews: 1 - Favs: 14 - Follows: 15 - Updated: 7/27 - Published: 6/27 - Amity B., Boscha, Luz N., Skara
Haya tate-shin no taitō by J Teorias reviews
Lance Lunis, Son Goku, Sylvanas Windrunner y Barry Allen son invocados en un mundo paralelo para convertirse todos en los salvadores del mismo. Cada uno de los héroes apareció con su propio set de equipo legendario al ser invocado y a Barry le tocó el escudo. La forma violenta y provocadora que utiliza Barry terminaría por provocar tensiones no solo con el rey, si no con los otros
Crossover - X-overs & Rising of the Shield Hero/盾の勇者の成り上がり - Rated: T - Spanish - Adventure/Drama - Chapters: 3 - Words: 19,287 - Reviews: 5 - Favs: 2 - Follows: 4 - Updated: 7/27 - Published: 7/8 - Raphtalia, Firo
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: 71 - Words: 68,873 - Reviews: 263 - Favs: 88 - Follows: 68 - Updated: 7/27 - Published: 11/27/2021
XP4 Heroes Coalition - Romance Detective by XP4Universe reviews
The DAN Army was deployed to Lovebloom City to keep an eye out for any unusual occurrences. Despite the lack of suspicious activities, a theft of a vase led to a string of strange events. Together with policewoman Chrys and the mysterious Romance Detective, they must work together to solve these cases. Drawing inspiration from the visual novel game, Romance Detective.
Crossover - X-overs & Misc. Games - Rated: T - English - Humor/Adventure - Chapters: 4 - Words: 11,535 - Reviews: 72 - Favs: 29 - Follows: 29 - Updated: 7/27 - Published: 6/28
A New Universe by Dragonlord0 reviews
A new Universe is formed from merging several others with different realities by a race of highly advanced beings who created these universes long ago. Now the heroes from each universe must band together and fight their enemies as one and learn to coexist together and bring a new age of peace. Massive crossover, Massive crossover harem. Lemons, Pregnancy, girl on girl action
Crossover - X-overs & Justice League - Rated: M - English - Romance/Adventure - Chapters: 22 - Words: 92,285 - Reviews: 404 - Favs: 251 - Follows: 253 - Updated: 7/27 - Published: 2/14 - Diana of Themyscira/Wonder Woman, Shiera H./Shayera Hol/Hawkgirl, Linda L./Kara Zor-El/Supergirl, OC
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