Kamen Rider Crossovers
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Kamen Rider Digital Kuuga by Themissionhasstarted reviews
Honoka is a nineteen year old teenager. She has been chased by monsters for years with no explanation. She has no memory of her past, until one day, she meets another teenager who can give her and answerers she seeks.
Crossover - Devil May Cry & Kamen Rider - Rated: K - English - Adventure - Chapters: 6 - Words: 7,859 - Reviews: 2 - Updated: 1/18 - Published: 12/4/2022
Fate Metsuboujinrai by AlexisBaudens reviews
After a plane crash, a young man woke up in a different world. A world where important figures of history or folklore from all over the world live and seek to use the Holy Grail to fulfill their wishes. But will he manage to recover it from those who stole it with the help of what he took with him, even with the help of one of the most dangerous people of the Arthurian myth.
Crossover - Fate/stay night & Kamen Rider - Rated: M - English - Adventure/Romance - Chapters: 1 - Words: 2,503 - Reviews: 3 - Favs: 11 - Follows: 13 - Published: 1/16 - [Morgan Le Fey, OC]
Tales of the Kamen Riders Kamen Hunters by PhantomCross19 reviews
Beneath the people's feet in Arcadia Oak, there is a secret world. A vast civilization where good trolls live and evil trolls lurk. For centuries, these lands have been protected by one warrior, the Trollhunter. Now a new Trollhunter has been chosen and has the power of a Kamen Rider backing him up. Hear the tale about them keeping Arcadia safe from the evil that wants to rise up.
Crossover - Kamen Rider & Trollhunters - Rated: T - English - Supernatural/Adventure - Chapters: 10 - Words: 50,005 - Reviews: 2 - Favs: 6 - Follows: 6 - Updated: 1/16 - Published: 1/5 - OC, James Lake Jr./Jim, Claire N., Tobias D./Toby
IS Infinite Build by Forgeravin reviews
It's been ten years since the Skywall Disaster, has happened. Unidentified monsters called Smashes are running loose, and the only one who can battle them is a rider with Bottles. Named Kamen Rider Build. Meet Kiryu Sento, as he and Ichika Banjou try to unravel the mystery of Pandora's Box and the organization known as Faust. Are You Ready! Henshin!
Crossover - Kamen Rider & Infinite Stratos/IS<インフィニット・ストラトス> - Rated: T - English - Romance/Mystery - Chapters: 150 - Words: 497,329 - Reviews: 315 - Favs: 215 - Follows: 189 - Updated: 1/14 - Published: 11/24/2017 - Ichika O., Houki S., Chifuyu O., Tabane S.
Kamen Rider Kabuto: The Flower of Rin-ne by Shunya Toshiki reviews
Souji Tendou a cook for his uncle's restaurant, soon brought into a fight with alien life forms known as Worms. But soon found out that Worms weren't the only life forms that come from space, when finding out his cousin Madoka can pilot a mysterious robot known as Vox, to fight against a humanoid alien life forms, watch as he and she join the fight, to protect their hometown.
Crossover - Kamen Rider & Lagrange -The Flower of Rin-ne/輪廻のラグランジェ - Rated: T - English - Sci-Fi/Romance - Chapters: 13 - Words: 99,788 - Reviews: 59 - Favs: 86 - Follows: 80 - Updated: 1/14 - Published: 10/9/2016 - S. Tendou/Kabuto, Madoka Kyouno, Muginami, Lan/Laffinty
Kamen Rider Zero-One: REALxEYES Engagement by KamenRiderNexus98 reviews
Japan has entered a new era with the AI android called Humagear. But when the Sekirei plan commence and MetsuboujinraiNet made their move. It's up to the young president and funny man, Hiden Akio, to save the Humagear and Sekirei alike as Kamen Rider Zero-One. He'll clash with AIMS, MBI, MetsuboujinraiNet, and ZAIA while struggles with his Sekirei's competing for him. AkioxHarem
Crossover - Kamen Rider & Sekirei - Rated: M - English - Romance/Humor - Chapters: 6 - Words: 91,239 - Reviews: 71 - Favs: 141 - Follows: 133 - Updated: 1/14 - Published: 5/5/2020 - [OC, No. 10/Uzume]
Ben 10 Switch On by CMXB reviews
A new Fourze has arrived at the world of Ben 10 with a mission to be a new hero of the universe while befriending anyone he meets, what adventures will he do only time will tell now, Uchu Kita.
Crossover - Ben 10 & Kamen Rider - Rated: T - English - Adventure/Sci-Fi - Chapters: 41 - Words: 62,500 - Reviews: 244 - Favs: 177 - Follows: 159 - Updated: 1/14 - Published: 12/22/2019 - [Julie Y., OC] Gentaro K./Fourze
Yes! Pretty Cure 5: New Advent A Life by KR Vidar Zwei reviews
Yoshino Shinsuke was from the parallel world and he found himself in the PreCure no Sekai. So, he allied five magical girls known as Pretty Cure to protect innocent people from the threat of Mirror Worlds and Nightmare, and also stop the senseless Rider War. As the new Kamen Rider Ryuki, he must fight to survive and protect the most important person to him.
Crossover - Kamen Rider & Pretty Cure - Rated: T - English - Drama - Chapters: 4 - Words: 39,090 - Reviews: 15 - Favs: 20 - Follows: 22 - Updated: 1/13 - Published: 5/30/2022 - [OC, Karen M./Cure Aqua] Nozomi Y./Cure Dream
This Is Why You Time Park by Spidey Viewer reviews
After the events of 10 Gokaiger, the Gokaigers have repaired their ship and are ready to embark on a new journey! However, they suddenly have visitors.
Crossover - Super Sentai & Kamen Rider - Rated: T - English - Humor - Chapters: 1 - Words: 1,873 - Reviews: 3 - Favs: 5 - Follows: 1 - Published: 1/12
Miraculous Dive Into the Mirror by CMXB reviews
A young man wished to be a hero like the Kamen Riders, so he was sent to a new world in France to help Ladybug and Cat Noir against the evil of Hawkmoth, he got happy in getting his wish and now Henshin.
Crossover - Kamen Rider & Miraculous: Tales of Ladybug & Cat Noir - Rated: T - English - Adventure/Fantasy - Chapters: 143 - Words: 303,370 - Reviews: 1085 - Favs: 331 - Follows: 307 - Updated: 1/12 - Published: 11/17/2019 - [OC, Alya C./Lady Wifi/Rena Rouge, Rose L./Princess Fragrance] Shinji K./Ryuki
Greeed of Amphibia by Kaigu-hunter reviews
Welcome to Amphibia! Where the fauna are giant, the humans are foreign, and Greeeds are trapped! As Anne Boonchuy travels around with her frog family and Bird Greeed friend, she’ll face old friends, meet new ones and enemies alike, and gain the strength to change fate for good! M for Dark themes and future deaths.
Crossover - Kamen Rider & Amphibia - Rated: M - English - Adventure/Fantasy - Chapters: 7 - Words: 33,347 - Reviews: 1 - Favs: 11 - Follows: 12 - Updated: 1/12 - Published: 5/15/2022 - [Ankh, Anne]
Prologue Story: Prelude to the Beginning by XD Warden reviews
An anthology of events happening around the multiverse. Events about various heroes and villains alike. These events although about different individual people, these individuals will eventually become part of something big... something grand... and epic. Watch as these events unfold, leading to an adventure of a lifetime!
Crossover - X-overs & Kamen Rider - Rated: T - English - Adventure/Humor - Chapters: 16 - Words: 215,382 - Reviews: 16 - Favs: 6 - Follows: 4 - Updated: 1/12 - Published: 12/1/2022
Kamen Rider Neo Arsenal: Beyond Worlds by Nuva7999
Arriving to the world of Helluva Boss/Hazbin Hotel Takashi company by Maira they both encounter an all too familiar enemy from the past, Ika former enforcer and right hand of The Brotherhood already making their move in this universe. Why are they there for and for what reason they'll have to uncover their plans and discover the reason for their arrival.
Crossover - Kamen Rider & Helluva Boss - Rated: M - English - Adventure/Sci-Fi - Chapters: 4 - Words: 8,593 - Favs: 1 - Follows: 1 - Updated: 1/11 - Published: 11/30/2022 - OC, Loona
Avengers Build Up by CMXB reviews
A new Build has been chosen to go to a world of Superheroes and Villains, there he will join a team of heroes that will avenge all the wrongs done by evil and he has the perfect formula to do it.
Crossover - Kamen Rider & Avengers: Earth's Mightiest Heroes - Rated: M - English - Adventure/Sci-Fi - Chapters: 83 - Words: 156,148 - Reviews: 468 - Favs: 284 - Follows: 269 - Updated: 1/11 - Published: 1/14/2020 - [OC, Wasp, Carol Danvers/Ms. Marvel] Sento K./Takumi K./Build
Building Up A Hero! by MKDremare-Riser reviews
After a mysterious kidnapping, Izuku finds himself with little memories of what had happened, and sets out to investigate. However, a chance encounter with the Number One Hero All Might and the mysterious vigilante, Kamen Rider, he finds himself entangled in a conspiracy bigger than he ever expected. (updates 1st on AO3)
Crossover - Kamen Rider & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Chapters: 19 - Words: 219,049 - Reviews: 69 - Favs: 205 - Follows: 199 - Updated: 1/11 - Published: 2/11/2021
Journey through the Kaleidoscope by Fury Cutter reviews
The Kaleidoscope: the essence of Second Magic, containing within it countless parallel worlds. A place where all possible realities exist, where fantasy meets reality. Worlds of Holy Grails, of Masters and Servants...and Riders.
Crossover - Fate/stay night & Kamen Rider - Rated: T - English - Adventure - Chapters: 20 - Words: 136,299 - Reviews: 108 - Favs: 127 - Follows: 140 - Updated: 1/11 - Published: 5/4/2022 - Shirō E.
Queen's Blade Just Live More by CMXB reviews
The Son of Kouta and Mai has been chosen to be his father's heir and be the new Gaim along with the other riders, he will go to the continent and the Queen's Blade tournament is going to have a big surprise since this is his stage now.
Crossover - Kamen Rider & Queen's Blade/クイーンズブレイド - Rated: M - English - Adventure/Fantasy - Chapters: 37 - Words: 61,554 - Reviews: 134 - Favs: 147 - Follows: 130 - Updated: 1/10 - Published: 12/13/2019 - [OC, Leina] Kota K./Gaim
Kuuga ga Kill! by GokaiHearts24 reviews
Shoichi Onodera is an young man, who didn't watch Kamen Riders much, but when he was sent to a World filled with Corruption, along with the Gurongi. He gained the power of Kuuga! With it, he'll going to protect this World's smile. Chou-Henshin! - I Own Nothing but Story! (Story Cover will change whenever the first chapter is out)
Crossover - Kamen Rider & Akame ga Kiru/アカメが斬る - Rated: M - English - Adventure/Drama - Chapters: 3 - Words: 7,066 - Reviews: 9 - Favs: 19 - Follows: 16 - Updated: 1/10 - Published: 12/6/2022 - OC, Tatsumi, Night Raid
FateEquitem Magum: The Mage of Hope by BBMakiri reviews
All her life, Medea was met with nothing but betrayal. But when she met the Mage of Hope, her fate changed. Will she finally learn true happiness?
Crossover - Fate/stay night & Kamen Rider - Rated: T - English - Fantasy/Romance - Chapters: 7 - Words: 24,087 - Reviews: 30 - Favs: 124 - Follows: 129 - Updated: 1/10 - Published: 11/27/2020 - [Haruto S./Wizard, Medea, Okita Souji]
Persona 4 WBX by CMXB reviews
The city of Inaba is about to get a new pair of twins that will help it clear the fog and fight against the evil behind it, they will meet new people and leave their own mark now, count up your sins.
Crossover - Kamen Rider & Persona Series - Rated: T - English - Adventure/Mystery - Chapters: 45 - Words: 94,584 - Reviews: 171 - Favs: 127 - Follows: 115 - Updated: 1/9 - Published: 12/19/2019 - [OC, Chie S.] [Yukiko A., OC]
The Level X Zombie Gamer by Kaizer Daozang reviews
Having died somehow, a soul is reincarnated into a new world as a gift of gratitude from a mysterious, yet familiar being, granted a Gamer System for a previous encounter. Unfortunately, this new beginning has started off harshly, being dropped right into the start of a viral outbreak in a dying world filled with heroes and villains.
Crossover - X-overs & Kamen Rider - Rated: M - English - Horror/Adventure - Chapters: 2 - Words: 22,223 - Reviews: 4 - Favs: 34 - Follows: 42 - Updated: 1/9 - Published: 1/2 - OC
My Hero Academia Illegals: Vigilante Dark Drive by Clearwing Yuta reviews
Within the society of superpowers known as Quirks, one Quirkless man rises to face the Roidmude threat by taking the mantle of the Kamen Riders. He is not a Hero, but a Vigilante. Start our mission!
Crossover - Kamen Rider & My Hero Academia/僕のヒーローアカデミア - Rated: M - English - Adventure - Chapters: 23 - Words: 284,797 - Reviews: 575 - Favs: 288 - Follows: 295 - Updated: 1/8 - Published: 8/23/2021 - OC, Krim S./Mr. Belt, Izuku M., Toshinori Y./All Might
Grand (Kamen) Rider in Chaldea by Fireblitz113 reviews
Just when he thought it was all over, he gets dragged into another conflict. That's just great! Now, he has to help save some World that got iced over by some alien set on creating Another Worlds or die trying. No, the World hates him, he'll survive. Supposed to be mostly crack.
Crossover - Fate/stay night & Kamen Rider - Rated: T - English - Adventure - Chapters: 20 - Words: 87,376 - Reviews: 183 - Favs: 220 - Follows: 264 - Updated: 1/7 - Published: 5/4/2021 - Ritsuka F., Tsukasa K./Decade
Remnants of Desires: Edge of Avarice by ShadowBladeKnight reviews
With our pasts confronted and moving on; to reunite and continue onward to a new task upon learning more secrets of the world, to arrive at our destination and continue what we came to do but not all is well as evil forces is on the horizon and more challenges await for us.Only this time… will I be able to push through or will my power as OOO finally succumb me into madness?
Crossover - Kamen Rider & RWBY - Rated: M - English - Adventure/Hurt/Comfort - Chapters: 1 - Words: 8,620 - Reviews: 7 - Favs: 36 - Follows: 44 - Published: 1/6 - [OC, Blake B.] Ankh, Team RWBY
Blooming Friendship by bukalay
After the whole megahex debacle, Zack decided to try his luck auditioning in the Americas. In the process, he befriended a certain Pamela Isley, and her girlfriend, Harleen Quinzel. They were having a nice conversation when a Bat decided to interrupt.
Crossover - Batman & Kamen Rider - Rated: T - English - Western - Chapters: 1 - Words: 1,057 - Favs: 2 - Follows: 1 - Published: 1/5 - Harley Q., Poison Ivy, Zack/Knuckle - Complete
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