Kamen Rider Crossovers
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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: 78 - Words: 150,661 - Reviews: 441 - Favs: 269 - Follows: 255 - Updated: 10/17 - Published: 1/14/2020 - [OC, Wasp, Carol Danvers/Ms. Marvel] Sento K./Takumi K./Build
Kamen Rider Cross-Z and Build: Future Imperfect by WarmindMK74 reviews
Sento and Banjou assumed that, when they defeated Evolto, they would be able to make a new world. Things didn't go exactly as planned. Ten years after their arrival in Fodlan, and under the guise of a war tearing apart their precious new world, Sento, Banjou, and new Cross-Z Petra have to navigate through allies old and new, to ensure a world of love and peace for all. At any cost.
Crossover - Fire Emblem & Kamen Rider - Rated: M - English - Chapters: 17 - Words: 152,873 - Reviews: 19 - Favs: 53 - Follows: 59 - Updated: 10/17 - Published: 10/4/2019 - Edelgard, Petra, Ryuga B./Cross-Z, Soichi I./Blood Stalk
All Kamen Riders: Destiny of the Three Heirs by Megamorpher45th
For over 30 seasons, there has been one name that has existed since the very first HENSHIN! And one name that defines those who can ride a motorcycle with ease. And that name...is Kamen Rider! Our heroes find terrifying secrets, growing resentments, and devastating enemies that threaten to separate them indefinitely! Are these heroes brave enough to survive a war?
Crossover - Fire Emblem & Kamen Rider - Rated: K+ - English - Adventure/Drama - Chapters: 4 - Words: 17,647 - Favs: 4 - Follows: 4 - Updated: 10/17 - Published: 7/1 - [Edelgard, Gentaro K./Fourze] Haruto S./Wizard, Takumi I./Faiz
Shin Kamen Rider SEGA by KKD Silver reviews
60th Story! Kamen Rider SEGA is reborn! Follow a brand new version of this adventure in a whole new world unlike any you've seen before. Takeshi and co are on adventures that are all new. And maybe some romance will bloom along the way.
Crossover - Game X-overs & Kamen Rider - Rated: T - English - Sci-Fi/Romance - Chapters: 10 - Words: 174,351 - Reviews: 9 - Favs: 8 - Follows: 6 - Updated: 10/16 - Published: 6/21/2021
How NOT To Summon A Demon of Time! by striberx reviews
So, what would people of a new world would think or act, should they learn that two girls summoned someone not from here? Shrug it off or revolt? Hard to say, when the being they summoned is proclaiming not only to be a Demon Lord, but a Demon Lord of Time! What is going to happen to this world now?
Crossover - Kamen Rider & How NOT to Summon a Demon Lord/異世界魔王と召喚少女の奴隷魔術 - Rated: T - English - Fantasy/Adventure - Chapters: 3 - Words: 24,025 - Reviews: 87 - Favs: 191 - Follows: 205 - Updated: 10/16 - Published: 1/8/2020 - [OC, Rem G., Shera L. G.]
My Hero NEXT LEVEL by CMXB reviews
The world of heroes is about to get a surprise as a new hero that doesn't have a quirk will show you don't need them to be a hero while he walks the path of heaven.
Crossover - Kamen Rider & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Adventure/Humor - Chapters: 52 - Words: 87,111 - Reviews: 363 - Favs: 279 - Follows: 256 - Updated: 10/16 - Published: 12/7/2019 - [OC, Momo Y.] S. Tendou/Kabuto
Mysterious Boy of the Stars by bukalay
Geiz and Tsukuyomi meet someone who believes that the present Tokiwa Sougo is innocent, but the time travelers wholeheartedly disagree.
Crossover - Katekyo Hitman Reborn! & Kamen Rider - Rated: T - English - Sci-Fi - Chapters: 1 - Words: 785 - Favs: 1 - Follows: 1 - Published: 10/15 - Fūta, Geiz M./Geiz, Tsukuyomi - Complete
POKERIDERS OOO AND BUILD: KANTO ARC by Kamencj reviews
When Ash and Serena find 2 strange belt objects they're journeys are about to become one told for ages to come! Rated T right now for mild language at points
Crossover - Pokémon & Kamen Rider - Rated: T - English - Adventure/Romance - Chapters: 10 - Words: 58,438 - Reviews: 1 - Favs: 7 - Follows: 9 - Updated: 10/15 - Published: 8/31 - [Ash K./Satoshi, Serena]
MLP BLADE BRAVE by CMXB reviews
A young man is chosen to be the new Blade in the world of Canterlot High so he will meet a group of girls that will be at his side for the whole school year and be very close to him.
Crossover - My Little Pony & Kamen Rider - Rated: T - English - Adventure/Fantasy - Chapters: 59 - Words: 129,773 - Reviews: 294 - Favs: 160 - Follows: 153 - Updated: 10/14 - Published: 2/20/2020 - [Sunset Shimmer, Rainbow Dash, OC] K. Kenzaki/Blade
Kamen Rider OOO: Song of Desire by PanickingNoob reviews
(Third Rewrite!) He experienced the lose of someone precious so he reached out for other. She lived through someone's will to sacrifice for other so she reach out for other. Two person, two different worlds, two different tales but still alike, and that was enough for the birth of a new possibility.
Crossover - Kamen Rider & Senki Zesshō Symphogear/戦姫絶唱シンフォギア - Rated: T - English - Sci-Fi/Supernatural - Chapters: 8 - Words: 107,228 - Reviews: 159 - Favs: 193 - Follows: 203 - Updated: 10/14 - Published: 10/13/2013 - Eiji H./OOO, Hibiki T., Tsubasa K., Chris Y.
Future Dragon: Make Your Mark by jotaro2099
Basically just Make Your Mark but with OCs
Crossover - My Little Pony & Kamen Rider - Rated: K+ - English - Fantasy/Adventure - Chapters: 7 - Words: 36,895 - Favs: 1 - Follows: 1 - Updated: 10/14 - Published: 9/17
A Planeswalker's Journey - Fuuto City: Warlock, Detective and Sekirei by Demon dark mezzo sangue reviews
Bruce activates his Planeswalker Spark and finds himself in Fuuto, the home of Kamen Rider W and the well as being the battleground for the Sekirei Plan, where 108 alien waifus seek out their Ashikabi to participate in a Battle uce discovers that he is destined to become the Demon King, Ohma erefore he must also fight against Time Jackers who want to kill. Part 1 of KP.
Crossover - X-overs & Kamen Rider - Rated: K+ - English - Adventure/Crime - Chapters: 1 - Words: 7,462 - Reviews: 1 - Follows: 1 - Published: 10/14 - OC, Shotaro H./W, Sougo T./Zi-O, Woz
Hexside Students react to Kamen Rider by PhantomKnightPercival reviews
A creator got bored and decided to entertained some students from the Boiling Isle. Having them watch some moments of a popular tokusatsu series called Kamen Rider. They get to witness the magic of a show that gave us aspirations, dreams, and hope.
Crossover - Kamen Rider & Owl House - Rated: K+ - English - Humor - Chapters: 7 - Words: 25,266 - Reviews: 28 - Favs: 56 - Follows: 59 - Updated: 10/14 - Published: 7/10 - [Amity B., Luz N.] OC
Kamen Rider Zi-O: Fate of Two Kings by lakero45 reviews
Rejoice! Katsuro Sumeragi has taken up the mantle of Kamen Rider Zi-O and begins his journey to becoming the greatest king in history. However, a traveler from the future warns the present that one-day Zi-O will declare war on not just humanity, but Heaven and Hell. It's up to Rias and her Peerage to watch over this new Kamen Rider and prevent that future from ever happening.
Crossover - Kamen Rider & High School DxD/ハイスクールD×D - Rated: M - English - Adventure/Supernatural - Chapters: 9 - Words: 61,930 - Reviews: 7 - Favs: 63 - Follows: 70 - Updated: 10/13 - Published: 5/23 - OC, Rias G.
RWBY Life is SHOW TIME by CMXB reviews
Remnant is about to get help in the crisis it has, a new symbol of hope will appear and rise to fight against the Grimm and bring a new era of peace, someone that neither Ozpin or Salem expected, now Showtime.
Crossover - Kamen Rider & RWBY - Rated: M - English - Adventure/Fantasy - Chapters: 20 - Words: 36,823 - Reviews: 121 - Favs: 217 - Follows: 202 - Updated: 10/13 - Published: 1/7/2020 - [OC, Team RWBY] Haruto S./Wizard
Sekirei SURPRISE-DRIVE by CMXB reviews
The world of Sekirei is about to get a surprise, now the plan will be turned upside down since a new Kamen Rider Drive has joined the fray and will save the Sekirei he meets and make some friends along the way, So Start your Engine.
Crossover - Kamen Rider & Sekirei - Rated: M - English - Adventure/Sci-Fi - Chapters: 58 - Words: 91,299 - Reviews: 333 - Favs: 181 - Follows: 162 - Updated: 10/12 - Published: 3/25/2020 - [OC, No. 84/Yashima, No. 54/Kuruse] T. Shinnosuke/Drive
Konooo Suba by Taiman215 reviews
A boy who never got the chance to live the life he wanted. But now he has a chance in this wonderful world but evil forces plan to ruin this world so with his new power of OOO he'll protect this wonderful world no matter what!
Crossover - Kamen Rider & KonoSuba: God's Blessing on This Wonderful World - Rated: T - English - Humor/Adventure - Chapters: 9 - Words: 52,077 - Reviews: 46 - Favs: 111 - Follows: 118 - Updated: 10/12 - Published: 5/13/2019 - Ankh, OC, Darkness, Kazuma S.
Gotham's Masked Rider: Bat-Rider! by Shadow knight39 reviews
A story you've heard before, Bruce Wayne haunted by the death of his parents swears to destroy the very crime that stole them from him. However, Bruce while on his journey to bring his dream to reality is kidnapped by the mysterious organization LAZARUS and forcibly turned into a living weapon. Now home, Bruce fights for justice as Bat-Rider! Cover by: @kevinkomics on Twitter
Crossover - Batman & Kamen Rider - Rated: M - English - Adventure/Mystery - Chapters: 2 - Words: 16,076 - Reviews: 2 - Favs: 6 - Follows: 7 - Updated: 10/10 - Published: 9/18 - [Bruce W./Batman, Selina K./Catwoman] Alfred P., Barbara G.
Bleach: SoulDevil by ZeroEnchiladas reviews
One-Shot (For Now): 12 Months after the Winter War, Ichigo's life takes a wild spin earlier than expected when he meets an eccentric man who has a very specific request for him. What he's unaware of is that he's about to be drawn into a conflict that had been started in a time that was seemingly long forgotten.
Crossover - Bleach & Kamen Rider - Rated: T - English - Chapters: 1 - Words: 6,298 - Reviews: 10 - Favs: 19 - Follows: 16 - Published: 10/10 - Ichigo K. - Complete
Winx Over Quartzer by CMXB reviews
A new Zi-O has been chosen to become a king to a new world where Fairies and Witches exist, he will become a King and rule over all but he will have to save his new home and become a good Demon King. Rider Time.
Crossover - Winx Club & Kamen Rider - Rated: T - English - Adventure/Fantasy - Chapters: 47 - Words: 102,042 - Reviews: 289 - Favs: 219 - Follows: 212 - Updated: 10/9 - Published: 1/27/2020 - [Stella, Bloom, OC] Sougo T./Zi-O
Spatial Hole of Summoning by bukalay
A black hole, or what seemed to be a black hole opened up at the school one Kisaragi Gentaro was teaching. Upon waking up, he found himself captured by unknown villains and was promptly rescued by the saviors of the universe, the Kyurangers.
Crossover - Super Sentai & Kamen Rider - Rated: T - English - Sci-Fi/Friendship - Chapters: 1 - Words: 7,191 - Favs: 5 - Follows: 2 - Published: 10/8 - Lucky, Stinger, Kotaro, Gentaro K./Fourze - Complete
The King of Time and Humanity's Last Master: Babylonia by Number01BlazblueFan reviews
It is now Ancient Mesopotamia, and our heroes know that this is the location of the final Grail, and as it so happens King Gilgamesh is now trying hard to defend Uruk against three Goddesses. They as well as Eiji Hino, Artoria's Mentor Merlin, and a girl that is connected to Medusa named Ana must now help him as they learned about a much darker plot.
Crossover - Fate/stay night & Kamen Rider - Rated: T - English - Adventure/Supernatural - Chapters: 7 - Words: 16,599 - Reviews: 6 - Favs: 16 - Follows: 19 - Updated: 10/6 - Published: 5/15 - Gilgamesh, Ritsuka F., Eiji H./OOO, Sougo T./Zi-O
Surgence Of The Armored Hero by striberx reviews
As the Waves of Calamity rage on and the Blood Hunts of the Grongi terrorize everyone. Four Cardinal Heroes have been summoned to fight. But when one is ousted as a criminal, the heroes find themselves in peril. What will it take to save this world?
Crossover - Kamen Rider & Rising of the Shield Hero/盾の勇者の成り上がり - Rated: T - English - Fantasy/Adventure - Chapters: 2 - Words: 19,020 - Reviews: 17 - Favs: 50 - Follows: 55 - Updated: 10/5 - Published: 5/29 - [OC, Raphtalia, Rifana] Firo
Loud House Rider legacy by Moto Akira
A mysterious cloak figure has appeared in Royal Woods Michigan he has brought with him enemies of the Riders past to spread chaos for his sick and twisted amusement, to come back this chaos a young man named Rey chosen to become a Rider to stop this chaos but he won't be going at it alone he will need the help of an unlikely allies to aid him in his mission.
Crossover - Kamen Rider & Loud House - Rated: T - English - Adventure/Family - Chapters: 2 - Words: 15,832 - Favs: 7 - Follows: 8 - Updated: 10/4 - Published: 6/5 - OC, Lincoln L., The Loud Family
Across The Kaleidoscope by Fireblitz113 reviews
Two and a half years ago, he awoke without any memories except one: his name. Now, he has to embark on a journey after the destruction of the world. With few allies and 19 worlds' worth of enemies, Fujimaru Ritsuka has to travel through the Rider Worlds to understand the meaning of his journey and figure out the greatest enemy waiting at the end of everyone's story.
Crossover - Fate/stay night & Kamen Rider - Rated: T - English - Adventure - Chapters: 30 - Words: 333,042 - Reviews: 227 - Favs: 138 - Follows: 146 - Updated: 10/4 - Published: 10/4/2021 - Hakuno K., Ritsuka F., OC, Shirō E.
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