Basic medicine and sanitation are simple. During the Warring Clans era, they become revolutionary. [OC-Insert]

Shirou never expected to be summoned to another world, but now all he wants to do is finish save it so that he could return home to his family. But it order to return home, he will first have to survive. First rule of surviving as a summoned hero, don't trust ANYONE.

All Roxas wanted was to exist, once he merged with Sora he thought his journey was over. Now he is pulled into a world where the children of fairy tales can choose their destiny. Will this Nobody finally find what he is looking for and what surprises will this new life have for him? Roxas has faced many challenges, but Ever After High is nothing like anything he's ever faced.

As the 41st millennium draws to a close, Yang Xiao Long appears in the Imperium of Man, lost and bereaving the death of her sister. Unending war and horrors the likes of which she's never known await.

Death and corruption. A rotting Empire, and a man who would sit at the heart of a revolution. In a dark world of constant death and deceit, what place will a man whose only wish was to save others be able to carve out for himself?

After killing his parents Lelouch made a different decision about world destiny. There will not be Zero Requiem. There will be Emperor Lelouch vi Britannia the conqueror of the world!

Waking up in a hero's body is one thing, being a hero is another. SI, where Peter Parker's body is taken over and the new owner realizes the world needs a hero, it needs a Spider-man. Fully using Peter's genius, the new Spider-man finds a balance between being a hero and a teenager. Will include MCEU and more. REVIEWS!

Just as Riku prepares to capture Roxas and return him to Sora, the Nobody escapes to a world he has never seen before, the world of Remnant. There he will encounter the challenges of Remnant's Grimm and the underlying evil threatening to destroy the long established peace brought on by the four kingdoms. Will he finally be able to make a difference? Or will he forever be a Nobody?

"However strong you become, never seek to bear everything alone. If you do, failure is certain." Being Uchiha Itachi is as much a blessing as it is a curse, because most problems can be solved with a precise application of violence. Except, you know, the important ones. SI. fem!Itachi

A girl reborn into the world of ninja wants to escape the cycle of violence. Power is the only thing that brings freedom in the ninja world and she will have freedom... at any cost. However breaking the bonds she forms won't be as simple as she imagines. AU SI.

With his final breath, he destroyed the Holy Grail. Devoid of purpose after discarding his ideals, he laid down to die. Through the work of fate Emiya Shirou does not die, but instead awakes in a new world. Now, he who no longer wishes to be a hero will have to forge his path once again in a world in need of heroes.

Harry finds a dying ashen haired girl in his backyard being attacked by men in skeleton armor. He obviously swoops in and kills them saving the girl before taking her to his home to heal her. He didn't know the far reaching consequences this would have on him personally. This will start in Harry Potter world but ultimately take place in the Witcher for the most part.

As Shirou was dragged into the hole left behind by the grail, the grail itself reaches out to him, acknowledging him as the true winner of the Fifth Holy Grail war. His wish of becoming a Hero is closer to being granted than he originally thought. Now in a world where being a Hero is a feasible profession, will he become a true ally of justice?

I was never afraid of dying. I lived my life to the fullest and expected it to be cut short, all because of my dangerous profession. I expected to die young. I expected hell. What I did not expect was for this shit to happen. OC-insert.

On his death bed Shirou was paid a visit by Zelretch. Offering him a chance to escape eternal servitude to Alaya the fake hero takes it to avoid a future like EMIYA. Waking up, he finds himself in a strange new world. Now living in the virtual world of YGGDRASIL, Shirou meets and befriends an unusual individual. "Huh, never thought I would be friends with an undead." UBW!Shirou

Rescued from the Negative Zone by the Fantastic Four, Harry Potter discovers he is a mutant and decides to take up the cause of equality between mutants and humans (among other causes). How will a dimensionally displaced Harry Potter, one who is extremely intelligent, proactive and not afraid to get his hands dirty effect the marvel universe? Pairings: Harry/Jean/Ororo/others pos.

Taylor Hebert had a bad day, and came out of it changed. Some parahumans can control bugs. Some can build advanced technology. Some can do unspeakable things to space and time. Taylor can make magic rings, wondrous metals, mysterious weapons, and may not be a parahuman (or, indeed, human) at all.

In the middle of a small country village named Grasstemple, the soul of a hero is reborn. The evils of the land require a blade to cut them down. With help from his masters, he will become a hero of justice. Crossover with Zhu Xian

One's fate is not decided by chance, but by choice. A hero will rise from the desolate sands of Hueco Mundo.

A chance decision leads to an unlikely discovery. The mention of a rumor leads to an unbelievable mystery. And the connection to a long forgotten family leads to an unforgettable experience. Welcome to Inaba, Yu Narukami... or should I say Shirou Emiya? (Co-Authored by Nameless Flame Wielder up to Ch.21)

Zelretch is bored. So he punts his apprentice and her boyfriend to another dimension to participate in that place's 'really big Holy Grail War'. Now with strange Black Command Seals on Shirou's hand and their old friend Saber by their side, Rin and Shirou must use all their skill to win the Great Holy Grail War and go home. It's 7 vs. 7 vs. 2 as the Third Faction enters the fray.

There is never only one change. There are always many changes. Because one thing will change another. It will affect something more. Ripples through time. Irrelevant to some, disastrous to others. There can never be only one change Emiya Shirou. There will always be consequences.

Ranma overhears some things that make him question his life in Nerima, then goes to see Dr. Tofu for some answers. While fighting those that came after him, Ranma makes a crazy decision, using the Nanban Mirror to get away from everyone chasing him. Only to land on a random planet in a Galaxy Far Far away before the events of Phantom Menace. Chaos, meet well laid plans... uhoh...

Every legend has an origin. Every story has a beginning. Every Superman was once just a man. Before becoming the Man of Steel, Clark Kent was just a young man trying to find his place in a world that was not his. MoS/Avengers crossover. Superman in Marvel Cinematic Universe.

It was supposed to be simple cosplay show. He didn't think much of it and only participated due to a friend's invitation. So why the hell did he find himself in this World? In a World where Demonic Beast, Monster and crazy fanatical cult are lurking around. SIOC! Slight AU! Prologue - Chapter 12 & 20 edited! Cover Image not belong to me, I just mix picture I find in Google

Life as a ninja. It starts with confusion and terror and doesn't get any better from there. OC Self-insert. No pairings.

Charles zi Britannia ruled the Empire with kindness, wisdom and honor, he led his changed nation through an era of peace and prosperity. But that peace will soon be broken when a mysterious gate appeared and an army from a different world began a brutal attack on the city of Los Angeles, which inevitably spark a war between two nations (Good/Charles)(No Geass)(Half-Britannian/Itami

He promised to be a Hero capable of saving everyone. But before that he made other promises he can't remember under a different name. How will Shirou react when he finds his lost past? - Shirou/Multi Mature Contents.

Changing the future wasn't easy. There would be a lot of lying. Deceit. Manipulation. Death. Especially if I wanted to change anything for the better. [Semi SI-OC]

Vader gave his life for his son. He has slain the Emperor. The prophecy is fulfilled. But the Force is not happy. The prophecy was fulfilled too late in the design of things and sends its Chosen One back in time to where he can make a difference. Now Vader is in his prime, fully healed, sans the right arm being mechanical, and knowledge of the future. How will this play out?

Self-Insert. Gregor Clegane was one of the worst people to have ever existed. But what if someone else lived his life? What if a modern person of sound mind and honorable character was reborn as The Mountain? How would his rational and reasonable mind impact the ultimate outcome of Westeros? He just might be able to change the world for the better... Feedback is appreciated.

Enforcer Contract #CIL201009-6: Investigation of possible interdimensional threat: Type-D. This request has been jointly commissioned by the Roman Catholic Church and the Mage's Association. Contract Signed, Rin Tohsaka, Enforcer Unit 09.

Freed of the shackles that bound him to Alaya, Emiya finds himself stranded in the middle of a desert with nothing on himself nor any idea of what has happened to him. Completely lost and out of his bounds, he stumbles into a galaxy far, far away, full of mysteries the likes of which he had never seen before.

He might have forgotten everything he had ever known, but that didn't matter once he picked up a sword. Some things are just too well ingrained to be completely forgotten. Now all he has to do is learn to put these skills to good use, and maybe figure out what was going on between him and that Tsundere girl.

After the Battle of Doru Araeba, Saphira manages to save Brom's life and bring him back to Ellesmera but in doing so she puts her own in peril. With her condition worsening day by day, Brom turns desperate and remembers the words his father passed onto him. "Use them only in great need" he had said, but is he or Alagaesia ready for the consequences of summoning the Master of Death

Johnny Joestar was a young man who had it all. A rich family, fame, respect.. everything. But an action done out of pride cost him all that, including his legs. He left for Inaba to escape from his memories, but Johnny is now dragged into to a bizarre murder case. A mystery which may teach the former genius jockey that bonds can make the most broken bird fly again...

When Taylor Hebert controlled bugs, she killed a god. When she can create soul severing swords with abilities so numerous and powerful that the Endbringers themselves are left in terror? Run, god. Run far, far away.

The killer artist has summoned his own servant. But its different from the other. How can all fare with this servant who bore the title of "True lord of the Death"? {True King Route}

A new weapons shop opens at downtown Vale run by a pair of mysterious siblings. As the embers of another great fire begin to spread across Vale, the fate of Remnant will be decided by a promise made in Winter.

She died in an explosion, which was a pretty sketchy situation itself even if she wasn't the one who planted the bomb. So when she opened her eyes again, clearer than ever, she wondered, what the hell does fate want with her. Punishment, atonement, second chance... She has no idea, and she might never find out. Reincarnation!OC, Uchiha!OC

After losing a devastating war against the muggles Earth wasn't a place for magical people any longer. In an attempt to have a life worth living Harry and his companions travel to an unknown world. Instead of finding the long awaited peace new problems, threats and enemies await. [On Hiatus]

Emiya Shirou rejected the notion of sacrificing the few for the many. He could not and would not sacrifice his sister's life even for the sake of humanity's salvation. He wished upon the Holy Grail for her to find a world where she wouldn't suffer any longer. Strangely enough, he didn't expect himself to be picked up along for the ride as well!

In the battle against Kronos Percy the thrown back in time to 1994. Unable to even step foot in America as not risk damaging time itself he is exiled to UK, but all is not lost as he finds a world to hide away in, a world to live in. A world of magic. The wizarding world won't know what hit it.

Batman, one of the greatest heroes on Earth and Natsuki Subaru, a young boy with no future ahead of him, find themselves transported to a parallel world. Together they must help each other overcome insurmountable threats, protect new allies and find a way to send Batman back home.

Organization XIII is in search of new worlds. They finally find one, but it's already in turmoil. What's is the Organization's plan for this world, and what does Ginta think of these newcomers from another world?

A man with the memories and skills of a Sith Warrior from a conflict that ended four millenia ago finds himself thrown in the opening weeks of the Clone Wars. He has a mission - deal with the current Sith Lord and his supporters permanently and prepare the galaxy for the eventual arrival of the Vong. This is a SI story.

When I sold my soul to the Devil, I thought I was prepared for anything. I wasn't. I didn't expect him to be a her. Or dressed up as a magical girl carrying a pink wand tipped with a cheerful yellow star. Her being a prankster however didn't come as much of a surprise. You know, the Bible would have been a whole lot more interesting if they included stuff like this. Complete AU

A nerd has reincarnated as a Zerg Larva... and now he has been dropped into the Warhammer 40K. There is no time for peace. No Respite. No forgiveness. There is only WAR and the Swarm!

The moment I meet him, I know he is bad news. The way he grin, the way he smirk. Now thanks to him I'm in World where bloody supervillain and superheroes exist! Gods please bless me, because I really going to need it. SIOC! multiple crossover! looking for beta! Prologue - Chap 2 edited!

Because there are times when just one thing, can outweigh everything else. DISCONTINUED UNTIL FURTHER NOTICE.

After the final battle in Sevia the true story of The Child of The Prophecy only begins. Lena finds herself in the middle of plotting from various most unexpected sides, entangled in royal machinations with her person preferably sitting on the Kabul throne. Not that she ever heard about it forget about agreeing. How she will arrange her new life since she decided to stay is mystery

After the Battle of Hogwarts, Harry Potter decided to travel the world. Twelve years later when a new threat attempts to destroy the progress made in Britain he returns home to deal with the situation. During the fight that puts down the small group of upstarts Harry finds himself in a world of ice and fire

Shirou sacrificed himself to take Gilgamesh with him, dropping both of them into the Holy Grail. So he should be dead, right? Then why does he have so many questions? Questions such as why is he still alive? Why is the moon shattered? What is a faunus?

A Twice-Blessed demigoddess is born, and she's got a lot of work to do. Operating under multiple prophecies and fighting two wars, Helen Potter rises to the challenge with enough time left over to destroy her enemies and fall in love. Of course, nothing less could be expected from the Daughter of Ares and Aphrodite. Fem!Harry.

The Targaryen's have a history of madness, and no one knows it better than Aelor, second son of the Mad King. Amidst his father's erratic and destructive behavior and his elder brother's decision to run off with a girl who wasn't his wife, it will take every ounce of his Targaryen charm and skill at arms to save the greatest dynasty in Westeros...and that still might not be enough.

Taylor Hebert always triggered because of the bullying of classmates and a former friend. Here, instead of triggering, a cosmic entity gifts her with the memories of a man as talented as he was tormented. One who accomplished amazing things in his life. Now Taylor has the opportunity to use that knowledge to save her world. First, she'll need to save her own sanity.

In a world where Fugaku has three sons, he wishes he'd stopped at the first one. There's nothing wrong with the youngest, it's just... The middle child.

A fanfiction writer finds himself within the story. What is he to do?

There's a girl with the powers of a god, but lacking the drive. Then there's a boy with all the motivation in the world, and a small notebook to take it on with. AKA, when Hariel Potter met Light Yagami. FemHarry

Kuroko Tamaki is the Sixth Player of Teiko basketball team. What will happen when she joins Seirin High's basketball team, and how can she help them along with battling her own inner demons? Fem!Kuroko/Aomine. Overprotective Gen!Miracles

After the events of Zero Requiem Lelouch goes to Soul Society and aims to atone for his sins by becoming a Soul Reaper, but old habits die hard and the ex-prince soon finds himself in a live chess game attempting to save the after life from a mad man. No yaoi. This is a Shared Universe of Code Geass and Bleach so the canon facts that change or are inconsistent are because of this

Fanfic of Azraeos's original fic. Fem!Harry. Harry, through the selection of the Valar, is plucked from her home world and dropped in Middle Earth to complete a task that will ultimately help the Fellowship save Middle Earth. Starts post Fifth year and near the beginning of The Fellowship of the Ring movie.

How does the Grail choose a Master or a Servant? Fact of the matter is, it knows the difference between want and need. Masters of the Fourth Holy Grail War know they want a strong Servant, but the Grail knows the Servants they need.

After several years of traveling the world's battlefields, Enforcer Shirou Emiya finds himself in Shin Tokyo. Leave it to him to go on vacation and end up trapped in yet another battle royal between magical beings. Inspired by Gabriel Blessing's In Flight.

Taylor is a victim. She keeps her head down and takes people's sh!t. Until she triggered with the biggest ego of all: that of Gilgamesh, the King of Heroes. At least she has his bullsh!t powers to back it up.

Feeling like he and his friends have drifted apart, Harry makes the choice to start over somewhere new. He should have known that even in another world, trouble would still find him; this time in the form of a strange detective. Deaged!Genius!ESP!Harry

Instead of becoming one with Sora after losing her battle against Roxas, Xion was given a second chance, as a pirate. However, something happened to her when she was reborn. Join Xion and the Straw Hat Pirates as they advance to the Grand Line and as Xion both regain her memories and find out about the weird power that's hidden within her.

Ranma gets booted out of Furinkan after dealing with Saffron, and ends up on the bus to a new school called Youkai Academy, meeting a rather timid guy named Tsukune on the way. At least this place can't be worse than Furinkan, right?

Follow Lelouch vi Britannia's rise from the beginning. Marianne does not die, and Japan is not invade in 2010. It starts a little slow, but really gets rolling after chapter 15.

While Shiki is away, Shirou comes to play at the Tohno estate. A combination of FSN and each Far Side route of Tsukihime.

Radical Inquisitors summon something... interesting.

The Black Rebellion has succeeded and now Zero controls the fate of the nation within the palm of his hand. But he will not stop there. A whole world awaits him and this was but a taste of what was to come. Lelouch Harem.

A shell shocked but triumphant Harry Potter decides to leave his world behind for another. Someone should have told him that AUs can be really, really different. HP/ X-Men crossover.