In another universe Alaya would have awakened the moment humanity branched off from it's closest cousins. The galactic War in Heaven's effects thanks to the Old Ones and their creation or the Star Gods and Necrons changed this. When Alaya awakened it was the dawn of the 42nd Millennia. How will the Milky Way Galaxy respond when Alaya with Counter Force?

Arturia Pendragon had wished to meet her lover, Shirou Emiya, once again after she had destroyed the Holy Grail. What she didn't expect was for Merlin to turn her into a baby and throw her into the 21st century. Somehow, she didn't meet Shirou and seemed to have taken his place. She only remembered her sealed memories on the night of Fifth Holy Grail War where everything changed...

It has been more than a century since the Nameless Hero and his companions saved Baldur's Gate from Sarevok Anchev. A Cleric of the Nameless Hero found herself kidnapped by Mind Flayers and setting in motions that would affect the fate of Faerun. Will Tav be able to live up to the ideals of her patron god, or will she fail like so many would-be heroes?

In another time, in another world, Lelouch vi Britannia would become the Black Knight's Zero and eventually the Demon Emperor, but this story isn't about him. It is the story of one Luna vi Britannia, whose fateful meeting with CC was altered by the presence of the very Progenitor of Britannia, the Knight of Knights, and divine Arturia Pendragon. How will the world to this!

An magical experiment with Second Magic went wrong and Rin with her husband, Shirou Emiya, ended up in Remnant. Many things happened as husband and wife tried to get back home. One such thing was that Rin ended up teaching at Beacon Academy. What will Ruby and her teammates learn with Professor Tohsaka? How will Ozpin, Salem and Remnant change?

The Wizarding World was shaken to the core when the Tanyan Magic Manifesto was released. It unleashed a torrent of new ideas and inventions, especially the Computation Orb. How will the world react to knowledge and technology from another world? This is the tale of Harry Potter, a reincarnated Tanya von Degurechaff, influencing not just the British, but the global wizarding world.

Some fifty thousand years, there once was a galaxy-spanning civilisation belonging to a race called humanity. They earned many names such as Protector and Giver. Many later races would worship them as gods. Humanity fought a war with the life-destroying Reapers. Now, thousands of years later the younger races have stepped into the stars to find the ruins of humanity...

A mortal Shirou Emiya suddenly found himself in Orario where where the Age of Gods never ended, but the Age of Man somehow started. A god Shirou Muramasa found himself in a world where his kind has gone extinct and mankind has become the dominant race. How will their respective world's be affected when mortal and gods switch places to bring knowledge of their homeworlds?

Gudao Emiya was prepared for the familiar experience after being chosen by the UN to lead a secret organization to safeguard humanity's survival. What he didn't expect was to lead an organisation known as XCOM. The moment he learned of the alien threat, Gudao knew he needed to call in the big guns to resolve the problem. His solution: Project Chaldea. (XCOM Reboot series!)

After decades of war back and forth from victory and loss against Being X and its minions, Tanya lost. She was saved from another life at Being X's manipulation when Alaya stepped in to return Tanya to her originally intended reincarnation as Princess of Camelot. A reincarnated Tanya expected a life free from the manipulation of higher powers, but Gaia and Alaya was around...

Shirou Emiya had been pranked many times by Zelretch. What does he do when it wasn't Zelretch fault that he ended up in a world that he didn't know, but was connected to the VRMMORPG, known as YGGDRASIL? Is he trapped within an illusion or actually in a whole different world? Only Shirou can unfold the mysteries and find the truth. (Discontinued)

In the 2138, Shirou was enjoying the closing hours of YGGDRASIL. What he didn't expect was to be transported to another world. A world where his soul of his real life self and body of his YGGDRASIL avatar combined. How will the New World respond to the apothoesis of human that would eventually become a God of Heroes and Justice.

When Shirou Emiya died, he expected to reincarnate or transcend to the Throne of Heroes for his deeds as a Chaldean Master. Never did he expect to end up in another world still in the Age of Gods or become a God. This is the story of Shirou Emiya, a new God of Heroes. His time on Genkai. How will Bell Cranel, his friends and harem be affected by Shirou? [AU Warning]

David and Gloria Martinez's life changed when during a unfortunate drive by shoot-out that a certain Solo and his team had been coincidentally passing by. How will this affect Maine and his crew or Night City where there are rumors of highly secretive and illegal experiment involving something called the Holy Grail?

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]

1970 forever changed Earth. Instead of Mana drying up, the Anchors of the World were shaken. The loosened restraints allowed access from the Reverse World. Monsters and Gods once again walked the Earth. 30 Years later in a changed world, Shirou Emiya one day found a unusual phone app that changed his life.

A different mother changed everything. Shirou was not only born with great magic potential, but he grew up with influences and connection that changed his fate. One such fate was being connected with Miss Blue and an accidental magic experiment that changed the destiny of the human race and Androids.

Tanya died creating one of the greatest superpowers. She did not expect after death to not meet Being X, but be sent to another world and become a being similar to Being X. 100 years passes to grow and spread her influence over the Special Region. How will the JSDF respond to the changes Tanya created as the Goddess of Innovation and Commerce?

Hardy was selecting a world for the Gate to open to Falmart, the garden of the gods, but the Earth she selected was the worst one she chose. It was an Earth where Divine Spirits failed to manifest and walk the Earth due to a lack of a certain something that Falmart was blessed with. The last thing Hardy was expecting was to unleash a plague of gods onto Falmart.

Same voice. Same skillset to copy the abilities of others and use it for themselves. That was what Shirou Emiya found it when he met his host and Master, Sasuke Uchiha. His first job was to prevent a incident of involving a newborn baby, Naruto. How will the world of ninjas react to legendary hero from another world with abilities not seen before?

Rin Tohsaka screwed up in her magical experiment and found herself in another Earth similar, yet different, from her own. Finding no way home, she started to adjust until she could return. One accident leads to her becoming new Professor for the Defense Against the Dark Arts at Hogwarts. This is her story as a teacher of Hogwarts!

Lelouch vi Britannia didn't awaken The Power of Absolute Obedience. He instead awoken the memories of himself from another world, another timeline. This was Shirou Emiya. Britannia would burn under the righteous and just cause of Shirou Emiya. The world would face the powers lost with the end of the Age of Magecraft and the extinction of Mages. This is the crusade of Shirou Emiya.

Counter Guardian EMIYA had been planning to kill his past self when he was summoned to the Fifth Holy Grail. What he didn't expect was to meet a flying, gun-wielding Shirou Emiya, who used a katana while claiming to also be a Muramasa. How will the Fuyuki Fifth Holy Grail War play out and the world be affected by the third life of Tanya von Degurechaff, the Devil of Rhine?

Louise Valliere was too tired from the constant and never-ending battle against Singularities to ensure the continued existence of mankind. She had done more than her fair sure of fighting and it was time for Chaldea to pay her back for the service she had provided. Her return to Halkeginia would mark a revolution that would change her homeland and the rest of the world.

Love wasn't what killed Voldemort. James and Lily Potter delved into forbidden magic in a bid to save their son, Harry Potter, as foretold. What they didn't know was that not only would the magic ritual kill Voldemort but reawaken the soul of Harry's past self, Shirou Emiya. A past incarnation of Harry that was the foretold power that Voldemort knew not off. This is his story.