[Issei x Tiamat/Penemue/Ross/Ophis] How much would a world change where the supernatural existed, and Angels behaved like Angels, Fallen Angels behaved like Fallen Angels, and Demons... behaved like Demons ? Issei has barely entered the world of the Factions, so he can't answer that question. But he will quickly find the answer.

What if suddenly Issei died and replaced with some random 19year weeb boy's soul with his body?.. This my first fanfic please get alone with It.. After replace with Issei he changed his life dramatically..and now aiming to becoming Best Harem King he can imagine...Smart Issei. Op Issei.. Less Perverted. Non canon Indeed. I don't own High school of Dxd anime series...

This piece of fiction revolves around an ordinary human (OC) that ends up receiving the Boosted Gear, house of the Welsh Dragon Ddraig himself. His desires and values differ greatly from Issei Hyoudou, but is that all that's different about him? How will he distinguish himself among the long line of predecessors before him? To what position, does he aspire?

What would happen if the Grey Sisters, of Greek legend told the leaders of the Greek Patheon about the dangers that were coming to the town of Kuoh? Threats that would, in time, come for them if not taken care of. Well, they would send a Demi-Olympian of their pantheon to help take care of said threats. Also, Issei has a twin sister in this story.

Roxas Gremory, the son of Sirzechs Lucifer and Grayfia Lucifuge, a Devil who no Devil has seen hide nor hair of in two centuries, makes himself known to the Underworld again. But this time, he is different. Stronger, sexier, and... are those white Devil wings? Is he a Nephalem! Why yes, yes he is. Fem!Vali, Fem!Issei, X-Over Characters, Roxas/Harem. Lemons.

the story will take place a little before volume 16, the story will be in Vali Lucifer pursuing his goal since he was a child which is to kill his grandfather but at the same time changes in his life starting to open up more with his friends and teammates vali and having new allies and making new friends and discovering what it is to be in love

A change from the past creates a ripple into the future. Issei Hyoudou, the would be harem king and red dragon emperor... yeah no he remains the same for the first part he just has cool plant powers and A GIANT FUCKING SNAKE inside his right arm to accompany his giant dragon and oh yeah, there's a doughnut shop near his school, nothing major.

After having his life cut short in a car accident, Arthur is given a second chance by a mysterious patron. In exchange for this second chance, Arthur must crusade in the name of his patron and safeguard his new home. Malevolent forces converge unto this world and its ultimate fate is sealed, for it is now a new board to play the Great Game on...

Smut, Lemons, Porn... what else you want? R18 , 18 , Sex

You've gotten to know Issei Hyodo, a devil known as the "harem king". However, through a series of supernatural events explained later, our story is now focused on what could be considered his opposite, Makoto Fujiwara, an angel with no desire for a harem. However, fate begins to lead him on the same path as a dangerous goddess threatens the balance of Heaven and Hell.

God didn't plan ahead enough. The last fight between the previous hosts of both heavenly dragons had drastic effects on not only Ddraig but his current host as well. Now that he was free from his jail nothing would ever be the same. This is just the beginning of a new story for Ddraig and Issei.

A power layed dormant in the dimensional gap is now unleashed which will shift many events that never happens happen. Leon Alexander a young man who tries to live his life after the loss of his grandfather perishes in a freak accident. But fate had other plans for him as he now finds his place in the world of mythology as well as finding out the purpose of his power inside him.

He was a relatively normal guy, he really was. So, why was it that after his death, unfortunate thing that it was, he woke up once more. And he did so in a similar but also very different world from his own and with a very strange Gamer System… But he had a second chance at life, so that was ok. What wasn't ok was that he had no idea what world he was in. That could be a problem.

If you can calculate every position of every atoms and their momentum in the universe, it is possible to effectively foresee the future, or so Laplace said. In the end, the world's just a series of zero and one, and the infinite number between them... Devils? Demons? What's that?

A ordinary Man from our world is send to the world of DxD upon his death. Being greeted by three Godesses, he is given the gift of a Longinus, the blood of the King of Heroes and a gamer system. Now armed with overpowered abilities he begins his Journey! OC-Insert!Gaming system!Longinus! [Not a SI, I am not that cool ;( ]

Being the son of Poseidon and the Champion of Hades is stressful enough as it is. Thankfully, I had a busty blonde nine-tailed fox, her daughter and a silver-haired Valkyrie to help me deal with it. Now if I didn't have to be a teacher for a bunch of teenage girls, my life would be amazing. Oh well, at least the view is nice. Strong Demigod MC to OP Demigod MC, No Sacred Gear.

A void was his home. He has been floating there in silence, staring off into nothingness. Everything was silent until he heard a voice. "How would you like to live out your fantasies and turn them into reality?"

This is just an anthology book of the boy Issei Hyoudou in multiple lewd situations with different waifus from different animes

Issei Hyoudou did not always have an easy life. He had to start taking care of himself when he was still a teenager, even though he had a family, but due to issues, he doesn't live with them. But with the help of a few connections, he lives in an apartment, a part time job while still going to school. For sometime, that was his daily life, but how long that will remain the same...

(Sequel to Gamer of Konoha.) Hey there, my name is Kenji and I'm the gamer. I have a new goal: To become the strongest being in the universe. Overpowered OC.

After her defeat at the hands of her brother, the Sapphire Dragon had her soul sealed within a Sacred Gear and was forced to sleep for 2,000 years. Now she has awakened to her first host, a shy young man who desires love. AU, OCxHarem, IsseiXHarem, slight crossover element to revealed in a later chapter.

Alexander was a college-aged man who got mixed up with some bad people thanks to his old man. After his tragic death, his soul is placed in a dying body as a peculiar Goddess supports him in his journey through this new world he's experiencing, as long as she gets some good "entertainment" of course. [Gamer Fic Yaoi Dom Protagonist Quickly Becoming OP]

[Do you desire to save your race from extinction? if so... accomplish a mission for me and I shall bring your race not only to salvation but also... supremacy!] Those were the words prompted in the mysterious screen in front of her as blood kept pouring out of her wounds, for Grayfia Lucifuge, a devil in the middle of the civil war against the Old Satan Faction; there could not be

White hair, blue hair, oh what can go wrong here? Kasane Randall and Hiroki Kuno enter Kuoh for a somewhat easy school year whilst they sort out their feelings. Of course, not all is as it seems. We all know why too. Why bother asking? Both wish to hide who they really are but that's only the start of their problems. Cue Devils. (Elements of Scarlet Nexus within)

Nothing much, just me ranting about DxD fanon and all kind of stuff like lore, setting, misconceptions, etc...