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.

Yggdrasil ended and with that, the old life Suzuki Satoru led. Yet, life had plans for him, and with the help of a mysterious benefactor, he and his wife found themselves in a new world as their game avatars of an undead overlord and a slime. What fate awaits Ainz and Bukubukuchagama in the world fo Azeroth, only time will tell.

Ainz Ooal Gown, the Sorcerer King, after taking over the New World his guild was transported to, is transported to a second New World after a rather unpleasant encounter. After taking over the life of a boy who had a tragic end, Ainz with access to two New Worlds looks into seeing if he can conquer other worlds. (Rating pending)

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

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.

Syura's unexpected ambush accidentally transports Tatsumi to a strange new world, with different rules. (Cover image provided by the commissioner)

What happens when the Supreme Being of Overlord descends on a world of myths and legends? Find out here!

Momonga arrives in the Demon Slayer world. He is a evil Overlord, who lost his ties to humanity. How does demons stand before Death?

A Player arrives in the Walking Dead Universe, with goals of his own.

An unexpected visitor appeared in the AOT universe. His world change but his ambitions and goal remain the same, become the Sword Saint!

A orphan child suddenly caught the eye of forces beyond his world. Watch as he use those powers to become the strongest.

A Overlord fines himself in a world with beings far stronger than the norm. Finding a place to live, is starting to become difficult when those around him have ideas of their own.

In the New World, Sol, a deathless Infinity Blade player, is mysteriously transported into the realm of Overlord. There, he befriends Caulot, a native, and together they embark on a journey through a land rife with politics, noble houses, and dark cults. Meanwhile, Veela, a gifted native, dreams of meeting her queen, Calca. When her path crosses with Sol's, their initial animosity

Ainz Ooal Gown finds himself stranded in a strange new world, can he ever make it home? What new adventures await him in this alien yet familiar land

I suck at the summary but please read my stuff, not sure if I am able to make good stuff so yeah..

When the virtual reality game Yggdrasil shuts down, Ainz along with Nazarick find themselves thrust into a new reality-the enchanting and perilous world of Harry Potter. From the hallowed halls of Hogwarts to the darkest corners of the Forbidden Forest, follow Harry and his newfound Guardians as they navigate the treacherous waters of ambition, loyalty, and the very nature of magic

After the DMMO-RPG 'Yggdrasil' had reached its end of service. A small family of three remained present in the base of their Guild. As the clock slowly reached midnight, the family were transported to a new world. Free of their old dying world, they sought to live as intends, the unknown may bring unparalleled danger but they will endure for the peace they seek in the dark.

As the Countdown of Yggdrasil's Termination starts ticking down. So does the life of a terminally ill girl, whose parents are members of Ainz Ooal Gown. Her fate was sealed on the day Yggdrasil would come to an end. But when transported to the New World, things change when she gets a second chance as her gaming avatar. How will she fare in the New World? (Renewal)

Ainz found himself into the Forgotten Realms. The rest is your imagination...

Nemesis the Warlock is many things such as being one of the most powerful and destructive beings to ever exist in a world where characters from different franchises from movies, games and anime that is ever known. And he doesn't mind one bit for in this crazy world he is in, the ones that survive are the ones that has their screw loose.

I don't know what to put without spoiling it, but to give this story a try and tell me what you think

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.

Finding himself in the Lands Between, Ainz Ooal Gown must try to survive a world filled with Demi-Gods and undying warriors alike, doing his best to find a way back to his own world. But nobody said it was going to be easy.

Shalltear Bloodfallen found herself in the world of Hunters and made an unexpected friendship with a human boy named Gon. Liking his idea of finding their fathers, she joined in his future misadventures right away.