Monsters exist. Tony Stark believed everything in the world could be explained by science, facts and logic. He believed he knew how the world worked, but when he meets his long-lost son, one he didn't even know existed. That same son would introduce him to a world of monsters, demons, gods and magic. (Pre-IM 1, Crossover with RE/FNAF) X-Over

What is more powerful than imagination? The truth is, nothing. Imagination is the most powerful thing in the world, empires and stories are born through it, thanks to it I exist... come and read a little about me.

Having somehow been reincarnated into a new life, yet retaining his memories of the old, a simple bowman begins his journey in these corrupted lands. And the world he has been reborn in truly was in need of a hero to sweep away all the rampant corruption.

A certain Counter Guardian never thought he would get his wish of freedom in the form of reincarnation. But, instead of being able to enjoy his newfound life, he was thrusted into a world filled with Curses. Even worse? Having the most annoying, idiotic, abrasive, condescending and overall insane… big brother. Damn you, Satoru Gojo.

In almost all timelines Powder becomes Jinx following Vi's abandonment.But in this timeline, an event occurred with a one in a million probability, Powder was born with the spark of a planeswalker.When Powder was abandoned, her spark ignited, catapulting her out of Runterra and onto another world, near a castle filled with Servants, Witches, Mad Scientists, and an Occult Detective.

Singularities. Points in Human History which have become corrupted with the presence of a Holy Grail with the end result being the incineration of Humanity. However, it is not the Grails alone which are divergent. The Incineration comes about as one world in particular comes to an end. The two become linked as figures from a different Throne reach across the barriers between worlds

Westeros is a land where intrigue, conspiracy and gold rule. A land where everyone has to look twice to avoid being stabbed in the back. A land that never expected one "insignificant" event - the arrival of a Pseudo-Servant capable of single-handedly destroying its foundations. With the knowledge of the modern world and the Servant's abilities, what changes will he make?

OC SI. Selfish/Villainous. Now in [Tower of God], traveled Familiar of Zero, Worm. The power to travel the multiverse, a quest for unlimited power. He started as a normal human, using cunning and metaknowledge to survive in the first plane he was trapped in. No longer powerless or trapped, new adventures await...the path to true power is open! Sequel to Any Means Necessary.

Fate, a force that cannot be fought Family, the greatest treasure a person can have King... frankly I never knew what it was really like to be a king... or at least I made hundreds of mistakes while trying to be a real king But, one can only learn from their mistakes And although I made many, those who come after me can at least learn from them.

The world has been incinerated. The last remnants of humanity are on their last legs, unable to fight against those who wish to see them annihilated. To aid them, one man will cross even the boundary between worlds. A Paladin of Justice, a man whose mere presence comforts the masses and silences their cries. He is King, The Strongest Hero.

It was supposed to be a simple experiment, one which Rin had done many times in the past. Yet here he was... What went wrong? Why was he faced with an endless horde of monsters? And was that a magical girl? Shirou hoped his day wouldn't get any worse.

In the Twilight of her existence, the Princess of the Moon wishes to live her life having happy memories of the people in her life that shaped it. Along the way, she meets a similarly pained soul that reminds her of one of those people and what follows next is a tale of hope, love, and light amidst the closing curtains...

fanfic crossover oberon/Elysia from FGO/HI3 on HSR world, idk

It was hard to explain what their relationship was. Everything was out of sync for them and neither knew where or when the other might come from. However, one thing was clear— fate had brought them together and they'll have to navigate what was happening. Until then, Ritsuka could only say she was the result of a mental breakdown he had... at least she was cute.

Zelda Shiekah has been training for the next Grail War. Now that the fifth is beginning she will do her best to have her wish granted. Will her servant have what it takes for victory? ShiroxKane Himuro

Continuation of Fate/Stay Cursed: Cursed in the Holy Grail War story - Ten years have passed since the devastating events of the Fourth Holy Grail War. Yuji Itadori, now older and more experienced, has established a quiet life as a father and sensei at the Jujutsu School, dedicating himself to training the new generation of sorcerers.

A misidentified body results in a rebellious knight brought back from the dead centuries after killing their king.

There is always a protagonist. That is an inescapable trait of any story. Bereft of one, desperate measures must be employed.

With Amber's summoning of Jekyll and Hyde as precedent, others capable of magic have begun to summon their own. (Part 2 of Jekyll and Hyde of Beacon Academy)

People of power taken down. A false god shot. A fake paradise eradicated. One would think that for Ren Amamiya, leader of the Phantom Thieves, his adventures were over. However, a blood donation would turn his life upside down as he takes an offer from the Chaldea Security Organization - and once more fight for the fate of humanity.

Shirou Emiya enjoyed helping others in any way he could. As such, no one was surprised when he didn't hesitate to take in the new foreign exchange students for the school year. It was an absolute win in his eyes!...at least until he came to know them a little more. The young trainee magus had no idea what he invited into his home. (Nan Hao & Shang Feng Xover)

The World of Magecraft. The World of Quirks. Two realities that never should have been entangled. But that mattered little now. Vanished from Snowfield, the False Holy Grail War would now become a conflict that would span two worlds.

Look, we all know what an isekai story is, and I'm sure you can guess from the tags exactly who's involved, but just to be sure: the blonde noodle dies at the end of Volume 3 of RWBY instead of Pyrrha, and gets isekai'd to Camelot. A spin-off sequel of All The Difference In The Worlds to mark the one-year anniversary of it, with exactly the quality you'd expect (read: none).

The mortal with red hair glances back, his features settling on a tender smile. "It's never wrong to help someone."

A tale of meetings and reunion, and the headaches along the way. The goal was never so straight forward. Clear the dungeon. Or it should have been. Zelretch, you bastard.