The entirety of Ainz Ooal Gown, all 41 members, find themselves transported into a whole new world on the last day of Yggdrasil. How will a guild of 41 all-powerful heteromorphs change and influence the events that happened in canon, while also creating entirely new events to explore? For you, the dear reader, this is a tale best told as a theory, a theory on godhood.

Momonga, rather than being transported to the new world, is sent to his own real world: the Earth of the year 2138 along with the Great Tomb of Nazarick and with all his powers intact. He just needs to find a way to explain to all of the NPCs that their creators are actually humans- but what will happen when they know of how much their creators have suffered in this real world?

After a comatose state, Momonga aka Satoru Suzuki wakes to the panic of his guardians! [Harem?, FAN Written?, Lost? ]

Nia Alpha, a woman and last of the guild members of Ainz Ooal Gown before YGGDRASIL was shut down, becomes trapped with Momonga after the game has trapped them,in this new plain of existence. What adventures will she see? Romance? Learning of her species more? Perhaps, she will become stronger! Find out

Evileye has died. She expected darkness and oblivion, not reborn in 22nd-century Japan, a place far worse than hell. What else can she do but try to live in this godless place? At least she found a friend, an office worker named Satoru Suzuki. Let's hope there are no more surprises in her future.

Suspended until further notice

[WARNING SELF-INSERT] The usual where someone becomes the sole Great One of the Great Tomb of Nazarick, with the Tomb slapped dead-center of the New World. A non-serious AU with a nerdy author at the helm. What else do you expect?

This fanfiction is highly Inspired from other Fanfictions. I have listen their names and Author's name in first chapter. Go! check them out! They are awesome!. in short, A person who has already lost his human emotions have transmigrated in the body of the newly created NPC, Citrinitus.

Have you ever wondered what it would have been like if another player entered the world of Overlord? How about if that player played a seldom-seen race? Inside are oneshots for OCs with races that are seldom seen in overlord fics. Oneshots with rarer, or sometimes non-existant, races as far as fanfics are concerned.

After the decimation of the Re-Estize Kingdom, Momonga-known in the New World as Ainz Ooal Gown- recieves an epistle addressed to himself from Draudillon Auriculus. What are the contents in the letter? How will it affect Ainz' adventure and journey in the New World? We all know the current state of the Draconic Kingdom...

Momon the Dark Hero encounters Zesshi Zetsumei. mature content/smut

Witness the conquest of the supreme overlord, Momonga, in the world of Tensura. Follow him as he navigates this dangerous world and see whether he will survive, perish, or reign supreme. Only time will tell. This fiction is purely based on My imagination; i created it, so if i finish it, i may listen to it, feeling divine for creating it. I don't want Momonga to just do evil deeds.

Momonga, before Yggdrasil shut down, decided to go ahead and mess around a little and created a level one human character. Now, he finds himself in the New World with practically nothing to his name, and only a very horny succubus as an ally. Suzuki Satoru x Albedo. [No Harem]

Abraxas the vampire awakes with fractured memories in the slums of the Kingdom. Thrust into the criminal underworld Abraxas sets out to carve out a new empire for his kind.

Nazarick weren't the only ones to arrive to the new world. The Legion, has arrived as well with almost two hundred players but barely anything but what is on their backs. What will the Legion do in a new world with Nazarick plotting for world domination? What will Nazarick with a handfull of supreme beings do under such threat?

Nyoko Kokutan, es una joven que por accidente perdió la mitad de sus piernas, y a su familia, triste por lo acontecido se sumerge en el mundo de Yggdrasil, y conoce nuevos amigos, y tiene una estrecha relación con el overlord Momonga, que se tratan como hermanos. Al terminar Ysgrassil, la joven se transporta al nuevo mundo. Nyoko o mejor dicho Aradia, ayuda a Momonga a expandirse.

A collection of Fallen Down's non-'canon' snippets.

"Hm, that spell I got from Skryb could be useful here, [Create Summary]." Momonga has over 700 spells in his arsenal, so he's going to use all 700 of those spells from his spellbook.

Suzuki Satoru was, at heart, a man who loved his 'family'. There wasn't a shred of doubt in his mind that he loved every single resident of Nazarick, his true home. Now, if only he could somehow stop his daughter from trying to get him to sleep with everything that moves he'd actually have a chance at peace.

Alex is off to the world of Overlord to show Nazarick how a real ruler does things.

A wild magic ritual goes awry and one Dragon Lord remembers his past life, but that's not what's important. He also realized that he's a character in a light novel he read in his past life. What should he do then? Take full advantage of the knowledge provided, of course. (Cure Elim Los Malvar story)

Cien años después de los sucesos de Overlord, sigue la travesía del hijo del Capitán de la escritura negra, Lugh y su búsqueda por destruir al asesino de su padre, el todo poderosos Rey Hechicero Ainz Oal Gown.

Each 100 years, players from YGGDRASIL have appeared in the New World, bringing unprecedent changes with them. And now, the last ones have finally arrived. What they will find in a world so influenced by their precessesors?

A collection of omakes and short-stories from other writers set in the "A Theory on Godhood" universe. Some may make you laugh, some may make you cry, and some may make you consider where you stand in the universe. Either way, these are those writers, and their own theories on the concept of godhood.

After sacrificing his vampire lover Dack makes his move with unknown plans recruiting a night girl, a bandit, a rebel soldier, a paladin and a white mage to rise up against Ainz. Each step he takes peels off the layers of his childhood and entering the New World. Losing two good allies and letting another go he can only rely on these five and the last underling of an old friend.