Marvel Fanfic Universe Stories
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Listing Series
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MFU (Marvel Fanfic Universe) by CaptainNinnin
Fandoms: Marvel Cinematic Universe, X-Men (Movieverse), Wonder Woman - All Media Types, DCU (Comics), Batman - All Media Types, Superman - All Media Types, Furry (Fandom), Marvel, Japanese Actor RPF
12 Sep 2026
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Summary
An interconnected universe of heroes and villains. Watch as new heroes rise and new adventures begin. It’s all connected in this MCU fanfic. The Marvel Fanfic Universe, where even DC, Harry Potter, Tokusatsu, and others join in on the fun. I DO NOT own any characters that I myself have not come up with. Marvel characters are owned by Disney. DC characters are owned by Warner Bros. Super Sentai and Kamen Rider are owned by Toei Company, Ltd. Harry Potter is owned by J.K. Rowling and Warner Bros. And I do not know any celebrities used in this story.
Series
- Part 1 of Marvel Fanfic Universe Stories
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Lupinranger VS Patranger AU: The Mole by CaptainNinnin
Fandoms: 快盗戦隊ルパンレンジャー VS 警察戦隊パトレンジャー | Kaitou Sentai Lupinranger VS Keisatsu Sentai Patoranger, Super Sentai Series, Tokusatsu
15 Nov 2024
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Summary
Have you ever thought about what could have been? Here is a story about what could have been if the Lupinranger had a Patranger mole besides Takao Noël. Super Sentai is owned by Toei Company, Ltd. I own nothing but the idea.
Series
- Part 1 of Tokusatsu AU
- Part 2 of It's All Connected
- Part 2 of Marvel Fanfic Universe Stories
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Uchu Sentai Kyuranger AU: Raptor's Lost Love by CaptainNinnin
Fandoms: 宇宙戦隊キュウレンジャー | Uchu Sentai Kyuranger, Kaizoku Sentai Gokaiger, Super Sentai Series, Tokusatsu
06 Feb 2020
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Summary
Have you ever thought about what could have been? What would happen if Raptor met someone that would change her life? What would happen if that someone was Luka Millfy? And what would happen when they are together? Super Sentai is owned by Toei Company, Ltd. I own nothing but the idea.
Series
- Part 9 of Tokusatsu AU
- Part 6 of It's All Connected
- Part 3 of Marvel Fanfic Universe Stories
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Summary
BlackPink was leading a normal life. They were famous K-Pop stars. Growing every day until they could take over the world of music...until they met one Daisy Johnson. And then their lives took a turn for the strange and wonderful. Filled with love and romance and danger and excitement.
I DO NOT own any characters that I myself have not come up with and the rightful owners are Disney and I do not know BlackPink. No copyright infringement intended.
Series
- Part 7 of It's All Connected
- Part 2 of Marvel AU
- Part 4 of Marvel Fanfic Universe Stories
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Rising Tide.0 by CaptainNinnin
Fandoms: Agents of S.H.I.E.L.D. (TV), Marvel Cinematic Universe
28 Feb 2025
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Summary
Daisy was on vacation when the Avengers called her to their facility. What could they want to talk to her about? Could it have something to do with the string scandals around the world? And who is behind them, to begin with? Could all this connect to Daisy somehow? And if it does how will she handle it?
I DO NOT own any characters that I myself have not come up with and the rightful owners are Disney. No copyright infringement intended.
Series
- Part 8 of It's All Connected
- Part 3 of Marvel AU
- Part 5 of Marvel Fanfic Universe Stories
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Avengers Legacy by CaptainNinnin
Fandoms: Agents of S.H.I.E.L.D. (TV), Marvel Cinematic Universe, Japanese Actor RPF
16 Oct 2020
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Summary
The Earth is at peace. Tony Stark formed the Avengers in his college years and they have created a new world of peace. The next generation of heroes has taken over. Well except for Tony Starks’s own daughter. Maria Skye Stark wants nothing more than to build an empire of sex. Sex tapes, porn, strip-clubs, and photoshoots. But what will happen when she finds out she has a destiny to be something greater then her father...or destroy the world as we know it.
I do not know any of the real people in this. This is a pure work of fiction. I DO NOT own any characters that I myself have not come up with and the rightful owners are Disney. No copyright infringement intended.
Series
- Part 9 of It's All Connected
- Part 4 of Marvel AU
- Part 6 of Marvel Fanfic Universe Stories
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Zenkaiger AU: Nagurareta Sentai Hakaiger by CaptainNinnin
Fandoms: Super Sentai Series, 機界戦隊ゼンカイジャー | Kikai Sentai Zenkaiger, 騎士竜戦隊リュウソウジャー | Kishiryu Sentai Ryusoulger, Kamen Rider, Kamen Rider Ghost, Mahou Sentai Magiranger
25 Feb 2025
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Summary
Have you ever thought about what could have been? Here is a story about what could have happened before the Kikaitopia Dynasty Tojitendo attacked planets rather than trap them in gears. And the effects on those worlds that had alternate Super Sentai and others. And what will happen to those after the invasion? Super Sentai and Kamen Rider are owned by Toei Company, Ltd. I own nothing but the idea.
PS. I have changed this description because of some story ideas I had after I posted the first chapter.
Series
- Part 10 of Tokusatsu AU
- Part 10 of It's All Connected
- Part 7 of Marvel Fanfic Universe Stories
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Kyuranger/Gokaiger AU: Angels and Killers by CaptainNinnin
Fandoms: Kaizoku Sentai Gokaiger, 宇宙戦隊キュウレンジャー | Uchu Sentai Kyuranger
06 Oct 2021
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Summary
Have you ever thought about what could have been? What would happen if Raptor continued the relationship with Luka? What would happen if there was a Gokaiger team in the Kyuranger universe before the Kyuranger? Super Sentai is owned by Toei Company, Ltd. I own nothing but the idea.
PS. Thank you sis for helping me create the new Gokaiger powers for this.
Series
- Part 11 of It's All Connected
- Part 11 of Tokusatsu AU
- Part 8 of Marvel Fanfic Universe Stories
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Nagini and the Mutant by CaptainNinnin
Fandoms: Harry Potter - J. K. Rowling, Fantastic Beasts and Where to Find Them (Movies), Marvel Cinematic Universe
21 Mar 2022
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Summary
A man that had just been changed in ways that he had yet to understand or control. A woman that was going to change forever into something that she hated. This is the secret story of what happened when these two met and he broke her free from her cage and made her dreams of a normal life possible. And hope for changing her future for the better. I do not own anything but the idea and the character of S-Class.
Series
- Part 13 of It's All Connected
- Part 9 of Marvel Fanfic Universe Stories
- Language:
- English
- Words:
- 4,389
- Chapters:
- 1/1
- Hits:
- 53
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Tokusatsu What If...? by CaptainNinnin
Fandoms: Tokusatsu, Kamen Rider - All Media Types, Power Rangers, Super Sentai Series, ウルトラシリーズ | Ultra Series
09 Apr 2025
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Summary
The multiverse is a large and weird place. A place where Rangers and Riders can live very different lives. Like Fossil Revice or harem Shinkenger...but who watches to make sure these worlds are not in over their heads? Kamen Rider and Super Sentai are owned by Toei Company, Ltd. Power Rangers are owned by Hasbro. I own nothing but the idea and any OC I create in this series.
Series
- Part 15 of Tokusatsu AU
- Part 14 of It's All Connected
- Part 10 of Marvel Fanfic Universe Stories
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NSFW Tokusatsu What If...? by CaptainNinnin
Fandoms: Tokusatsu, Kamen Rider - All Media Types, Super Sentai Series, Power Rangers
29 Oct 2024
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Summary
The multiverse is a large and weird place. A place where Rangers and Riders can live very different lives that have a lot more sex in them than they normally do. Like Jasmine getting lost in lust every morning and night or Yodonna becoming Sayo's little pet. And how these worlds might excite a horny Toku nerd. Kamen Rider and Super Sentai are owned by Toei Company, Ltd. Power Rangers are owned by Hasbro. I own nothing but the idea and any OC I create in this series.
Series
- Part 17 of Tokusatsu AU
- Part 15 of It's All Connected
- Part 11 of Marvel Fanfic Universe Stories
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Kamen Rider Geats AU: Desires and Disasters by CaptainNinnin
Fandoms: 仮面ライダーギーツ | Kamen Rider Geats, Marvel Cinematic Universe, Japanese Actor RPF
05 Mar 2025
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Summary
Have you ever thought about what could happen if someone else was playing this character? Have you ever thought about what would happen if all of the Kamen Rider Geats cast were female? Or what would happen if something happened to mix the MCU and Kamen Rider? Follow Ukiyo Michiko/Kamen Rider Geats, Sakurai Koume/Kamen Rider Tycoon, Kurama Neon/Kamen Rider Na-Go, Azuma Satsuki/Kamen Rider Buffa, and Tsurmuri as they become the first Kamen Riders that find themselves in the MCU. Kamen Rider is owned by Toei Company, Ltd. Any Marvel characters are owned by Disney. I do not know any real person seen in this. The only thing that I own is any OC I use. No copyright infringement intended.
Series
- Part 18 of Tokusatsu AU
- Part 16 of It's All Connected
- Part 12 of Marvel Fanfic Universe Stories