Kaguya was sealed, the war was over, and his business with Sasuke concluded. It's a shame he had to die by the end of it. That's... definitely what happened. Probably. And while coming to this new world was all well and good, did things have to be so boring? Why was everyone so damn weak? Maybe these mysterious newcomers could provide some entertainment. Grey Naruto. Narutox?

What would happen if Seath, the Scaless,the grandfather of magic, the master of the arts of flesh, was saved from his terrible end, being sended to a world, a New World, The New World.

There were many things Shinji expected when YGGDRASIL's timer struck (00.00.00) but never would he have imagined that he would find himself in another world, in another Shinji's body... Oh well, the first thing he was going to do is to kill his grandpa... Literally. (Shinji x Kiara)

Choose your Crossover Idea with the best reason of your own.

The world Star King Dragon Veldanava created was supposed to get a small unassuming slime with great potential. However, fate seems to be whimsical sometimes and gave the unprepared world a vast dungeon full of beings, both wondrous and terrible. Nazarick, knowingly or not, is bound to reshape the very foundations of the world.

A cataclysmic tremor shakes the world's seas, sending shockwaves that ripple across every corner of the globe. This fateful day, eternally etched into history as "The Quake," heralds not just the advent of a new era but the dawning of the Overlord's dominion. An epic clash between Ainz and the rest of the world begins, where power, secrets, and destiny collide!

In a Medieval Fantasy world, what is the classic response for a Theocracy when threatened by a Demon King? Ask the gods to send them a Hero? This is what happens to Watanabe Haruko, 16-year-old Japanese reincarnated as her MMORPG character, the half-elf Miriel. Except she has to fight Ainz Ooal Gown... for the sake of the xenophobe's Slane Theocracy.

This is your typical story where mc is reincarnated in the overload world and is transported to the new world (like in canon).but due to dimensional outbreak the world is restarted once again (like the DXD world). I know this is confusing but be patient and the story will be in a slow pace. There will be a harem. well MC is transported to DXD world so harem is a must.

The world of Fairy Tail is on the bring of changing, a mysterious person and a Guild from nowhere just arrive. What will be the destiny of the world?

A new deity has fallen into the mysterious world of Teyvat. Will this deity bring salvation or damnation

The leader of the famous guild, Ainz Ooal Gown is now reborn in another world. Now as the daughter of Lord Rickard Stark. She must travel the Seven Kingdoms in times of uncertainty, and her presence would defiantly bring the attention of many people in Westeros, especially the King who is slowly losing his mind. But, would she play the Game of Thrones, or just enjoy the chaos?

Two centuries before, one of the Thirteen Heroes is betrayed by the Platinum Dragon Lord and sealed away in a Rubik's Cube. Now, released by the tantrum of the half-Elf trump card of the Black Scripture and escaping with her in tow, Harry Potter waits patiently for allies against his nemesis. And he got them, in the form of his old friend Momonga, and the Tomb of Nazarick...

Momonga and Nazarick were transported in the DxD instead of the New World - and hilarity, lewdness - and also gore, psychological tortures and moments of unparalleled geniusness that ensued. That's just it.

This is basically ainz in opm, bunch of misunderstandings and a few deaths lead them to believe ainz is the legendary big bad that has awakened. But out of them all, the hardest battle for him will be up against the strongest and luckiest man alive. Who will prevail, King's Luck or Ainz's "intellect".

Momonga arrives in the world of Death Note instead of the New World. How will the Supreme One, handle the situation?

So she wakes up as Shalltear in the dungeon… makes a mess inside it… wants to take over Orario… meets both protagonists and derails canon… by making them fall in love with her? "This isn't going how I planned it! Dammit!"

Somehow I got this fanfic idea about crossing OverlordxMushoku. Say Clementine (or at least a copy of her) is reincarnated into the Human world of the Six-Faced World with all of her features (looks, abilities etc.) The fanfic is basically another reincarnation story, with Clementine as the main character. Either way, I imagined her first encounter to be Elinalise... Or not?

It's the closure of the Yggdrasil and Maple can't help but feel sad, her friends, they said goodbye to her after having a farewell party earlier, but only Maple in the guild house stays until the end reflecting on everything she lived, about her great adventures and above all, what she will never be able to forget is that supreme rival Momon and his great guild Ainz Ooal

What if the Assassin Order was real in the New World?

Coincé dans le personnage qu'il avait créé, Harddyn Emeryas, alias Harry Potter, va devoir d'habituer à ce nouveau monde mais aussi à ce nouveau corps tellement différent de celui qu'il avait quitté. Soumis à de nouveaux appétits voraces pour la chaire sous toute ses formes, le Maître de la Mort décide d'aider son ami le Roi Sorcier à conquérir ce monde. GreyHarry, slash Harry/Many

Every hundred years the world is plagued by an influx of players and their actions. As the world readies for another batch of players something is off. A new influx of beings from some other world is starting to show up. Fortunately, it seems they mostly want to return home. Hopefully, a certain tomb's crazy npcs don't give them a reason to stay.

Nazarick aren't the only new arrivals to the new world. A portal created through unknown means has linked the city of Tokyo to the Great Forest of Tob.

The New World and Remnant were just a sea away from each other. What would happen to the habitants of Remnant? Would the peace of the Supreme Being reach them? Would they get the carrot or the stick?

Many kids dream of becoming sports stars. Others about becoming heroes or super-rich. Harry's dream is superior. He wishes to become a floor guardian of the Great Tomb of Nazarick.

Ainz in the FGO! Will it be a challenge for him? (Spoiler: No). No roflstomp, no hate, no bashing. Just the pure Ainz magnificence in play. It's actually a FGO-fic, but since there are plenty of FGO-fics in the Fate-general category - it was made like this.