Shirou Muramasa. Rin Tohsaka. Sakura Makiri. Arthur Pendragon. These four Masters of Chaldea have secrets. They remember their past life and were born with opposite genders. Rin, Sakura and Arthur once part of one (former) man's harem. How will Chaldea respond to the secrets, and how will it affect in resolving Singularities and Lostbelts? Shirou better prepare for chaos!

Though, Arturia had given up on the Holy Grail, her resolve to serve as the protector of England never changed. She with the help of Avalon returned to her by Shirou continued to protect the country that she had once acted as a ruler of. As the centuries passed, Arturia soon found herself in Antarctica to serve a higher role; to protect all of mankind. [AU Warning]

Synopsis: In an alternate timeline, a college student was suddenly transmigrated into a fictitious world and almost met his demise if not for the same perpetrator displacing him into a another cluster of Multiverse. (Death battle Black adam SI.)

"The work of a man named Lelouch, who donned the mask of a hero named Zero, has yet to be completed. I will finish that work now." From the dark skies of a clear night five years after the Zero Requiem, a new terror descends and burns the imperial capital. A ghost from that terrible age returns. Witness a new age of terror in the Holy Britannia Empire.

Harry wakes one day to find a screen in front of him. He wins the prize of Dimensional Farm, which is a God Rank prize, and knows that he is blessed. So he starts to adjust to having it before he gets another gacha the next day and the day after that. He realizes that the Ultimate Gacha System is rolled daily even as he feels gratitude for it and all prizes, even the common one.

Reincarnated into the Nasuverse as Icarus during the Age of the Gods. Will this new Icarus carve his own legend into the Throne of Heroes or end up like he was destined, reaching for the sun… only to fall short of his ambition? (Rewrite) [Self Insert/SI]

This is another story that came about from my explorations of the CYOA genre. But rather than being a geek power fantasy, the entire thing failed before it even began and instead allowed Hades, God of the Underworld to gain a new vessel for his soul after the death of his body, and access to an entire multiverse of unsuspecting worlds. Plus a harem of beautiful women and Servants.

Chaldea Security Organization was founded to focus on preserving the continuation of human history. Until one day it could no longer be observed. Now humanity is facing extinction unless the singularities are repaired. Powerful Gods,demons,servants and other entities await, what human could stand against them. Enter a Son of Sparta to aid Chaldea with some style.

Story in the same universe but following the adventures of OC Drake Bourne.

He has thrown away his past ideals and yet fate seems to hold other ideas. Waking up from a coffin, Shirou would soon come to face with his past ideals in the form of an organisation called Chaldea.

Shirou ends up in the Grand Order. What does he do? He does his best to survive and make sure the world doesn't crumble around him.

While fighting a new Rogue Class Card, Illya and her friends find themselves at the mercy of 'darker' hands. *This story involves themes relating to macrophilia with a loli giantess. Proceed at your own discretion.*

When a suspicious troll vampire and an all-knowing goddess gives a chance of freedom, Ruler upon the Darkest Plains dares to hope. But there is always a catch, afterall. Neverthless, no catch are bigger than his thirst for freedom... Op Shirou, Different Lore, Expect few other crossover too.

In one Universal Timeline, Ritsuka Fujimaru was drafted to Chaldea, serving a pivotal role in saving the future of Humanity. In another, it got Lieutenant double-yefreitor Harrie du Bois. And the Furies laughed as Fate was sent spinning. VOLITION: We're way over our heads in this one. But the Duty remains. We're here. We're standing. Our legs work, still. So let's walk forward.

Just sharing an idea on what I had in mind, just story draft and a oneshot with open ending.

Inspirada en las aventuras e historias de los héroes de antaño, una chica joven se adentra en un mundo lleno de aventuras, pero también peligros. Un milagro le dió la oportunidad de hacer lo que pueda para ayudar a otros. ¿Estará a la altura de su antecesor? ¡averigüemoslo! ¡SHAZAM!

What Was Supposed To Be A Nice Reunion To Catch Up With Old Friends Turns South For The Blue Hedgehog Once Again. After An Incident With The Master Emerald, Several Unknown Islands Appearing In Sonic's World. Causing A Disturbance Between Both Sonic And Mash's Worlds. Now, Join The Two And More As They Explore These Islands And Find A Way To Destroy Them Before It's Too Late.

If I had a quarter for every time someone had me write a Peter Griffin/Chaldea piece, I'd have two quarters. Which isn't much, but its still pretty weird its happened twice. WARNING: Mature Themes Abound!

Peter Griffin ends up in Chaldea and after learning a little bit about himself and his true nature, takes it by storm. WARNING: Mature Themes Abound!

Malam itu, Enkidu tetiba bersoal, "Seandainya aku mati lebih dulu darimu, apa yang akan Gil lakukan?" / Gilkidu Fic.

Ouryuu es un superviviente de la Tercera Guerra Mundial, y es salvado de una muerte segura por parte de una misteriosa organización. ahora, después de una reconstrucción y una recuperación, está al mando de unas chicas que en realidad son androides automatas que manejan distintas armas de fuego.

A dude reincarnated as Acnologia in the Fate universe as a female, because that is basically fate in a sense. She travels the land, proving her title as Dragon King, and she then meets the Knight of Treachery. What will happen between them? Genderbender si yuri

An Assassin appeares and executes the Queen of the Grimm. He does not elaborate and then leaves. (One-Shot)

Jaune Arc desired to be the best Huntsman he can be. While training his aura, he finds it in the discovery of his Semblance. (One-Shot)

Leaving Harry alone is a BAD idea, so Sirius convinces Remus and his cousin Tonks to take him somewhere "safe": no Death Eater would look for him in Vegas. Olga Marie needed some R&R from Chaldea, so was tricked to visit the city. The two wake up married, plus Tonks. Drinks and Elvis may have been involved. ("Fun" fact: not able to set the FGO chars, not available to. Sorry)