You know the tale of Sir Gawain and the Green Knight, wherein after striking off the head of the famed immortal knight. However, in the Nasuverse, the Kaleidoscope reveals things may have turned out...raunchier.

"Edmond Dantes, I want to have your baby," or Ritsuka realizes she should never be humanity's last master. What she should be - is Eva of the New World. or Motherhood of Half-Human Half-Heroic-Spirit Babies in Post Apocalyptic Times.

Finally summoned to Chaldea to help fight for Proper Human History, Saber Servant Artoria Pendragon answers Fujimaru Ritsuka's call. However, it seems that she isn't the only Servant with the 'King Arthur' Saint Graph to reside in Chaldea and she is, in fact, the last one that the Security Organization had on record to appear.

After causing a bit too much damage in their latest feud, Ritsuka finally tells Shuten-Doujin and Minamoto-no-Raikou that they need to work something out to get along. Shuten approaches Raikou with a suggestion since neither wants to upset Ritsuka. *This story involves themes relating to object transformation, macrophilia, and endosoma. Proceed at your own discretion.*

Humanity has been divided, all of the normal Humans now live on the moon, while everyone else stayed behind. The magus that survived are given the chance to escape, but they have to do it without anyone finding out.

After not checking in with the yuri pirates in Chaldea's roster, Anne Bonny and Mary Read have a surprise in store for Ritsuka once they get their hands on him. *This story involves themes relating to macrophilia, endosoma, and scat. Proceed at your own discretion.*

A female Ritsuka who's fractured under the weight of having humanity's existence on her shoulders seeks even a hint of normalcy, yearning for the chance to pretend to be a normal girl. WARNING: Mature Themes Abound!

Ritsuka invited Mash into his room to enjoy a tender moment, just the two of them. That was the idea, at first anyway.

In an attempt to correct Mordred's unrefined, crude behavior, Merlin involves executes a disciplinary routine that involves Ritsuka. However, the timing for this couldn't be more inconvenient, since all versions of Artoria, and by extension her illegitimate son, have a very specific and unique annual problem. *Contains futanari, macrophillic, and voraphillic content

Returning from a mission, Tatsuki was tired. Not tired enough to not get into a verbal spat with Baobhan Sith though; a spat that quickly turns a little intense and leads to some... interesting results when he gets back to his room. [Smut]

Following Chaldea taking down a second Lostbelt, Koyanskaya was asked to eliminate the person holding Chaldea's fighting force together. Since the remnants of Chaldea did get away from her when she was supposed to kill them all in the initial assault before the Trees of Emptiness even landed, she takes the job for free since she has a trick or two still up her sleeve...

You Dull Colored Eggplant! I'll definitely get you for this!

A series of one shots involving Fate/Grand Order's wielder of the Harem Protagonist EX skill: Gudao. With a plethora of amazing women from all across history, can Gudao fulfill his duties as the owner of this harem? Unleash the Ladykiller!

Samuel Kriegsland, the disgraced son of a prestigious Magi family was told he was an oddity, a child born without Magecraft, and yet, he applied for the Chaldea Security Organization’s FATE program. But that day was about to get a lot more interesting.

What is a hero? Is it someone who is objectively correct? Is it someone who is morally right? ...The story of a man encased in steel and fire... A man who has been searching endlessly for her , to see her smile once more...

Beryl Gut falls in love. That's all there is to it, even though no one could possibly understand or condone his affections. (LB6 spoilers, one-shot)

Ritsuka wasn't sure what to expect when Leonardo summoned him to her personal quarters. Nor did he understand what Leonardo meant by helping her 'adjust to her body'... up until the brunette lifted her skirt slightly. [Smut]

In which Ritsuka unthinkingly assigns Kiara of all people to help Caenis and Mordred with their severe gender issues. Maybe if the Master of Chaldea had gotten to know Chaldea's resident nun better, Ritsuka would have known that was a bad idea... WARNING: Mature Themes Abound!

Foreign. A word used to describe strange or unfamiliar things. However, in this world it's used to describe someone from a different dimension outside human comprehension. Seeing how the fate of this world will continue, the No.19 Master will try to change the Grand Order for the better even if it uses such means. (Cover will change later, for now best girl will appear).

When Ritsuka woke up one sunny morning, he wasn't expecting to be asked to go to an amusement park in Japan, least of all by Sei Shonagun. Then again, nor did he expect to fall in love with her by the end of the day. [Smut]

A fanfic inspired by FGO, with the story revolving around a Holy Grail War. Ps. I only played the game and know basically nothing about Fate lore so don't shoot me for that. Pls.

A story in an alternate WWII singularity where its mystery still reigns and the mana were unusually dense for its age. It has allowed all those who were beyond 1900 to become heroic spirits as long as their deeds are beyond any comprehension of human beings. And now this is where all those who remains to reach the truth of what happened

Jacob Stone suddenly finds himself in some weird place that's full of monsters and…is that a pink-haired swordswoman? Follow him in his journey to become a true servant, while trying to survive and find his way home, should there be any.

"Master, I love you." How was he supposed to react to a confession like that out of the blue? [Smut]

Thanks to his sister's submission for a job application, Ritsuka was forced to go with Ritsuko to Chaldea to get a work experience for their future before their high school ends. Unknown to them, time had a different installment where fate of humanity is headed towards extinction. And, a destiny to fight for their present and their future. (Reposted from AO3)