Issei Hyoudou finds himself in another place in a world like his own. What will he do next? No one knows but one thing is for sure. The path to being a Harem King is hard!

In a world where demons and supernatural beings coexist, Chiba Akira, a young man who has been transported to the universe of "High School DxD," finds himself at a crossroads.

Issei Hyoudou seems like your typical high schooler—perverted, always daydreaming, and preoccupied with teenage concerns. But hidden beneath the surface is an ancient secret: a Sacred Gear bestowed by the gods. Now, he's quietly forming his own faction in the supernatural world, battling rivals while pursuing his other dream—building the ultimate harem. Will he succeed? Fem Vali

An American student of Kuoh Academy has a special power that rivals even the most powerful beings in the entire supernatural world. This is his story. (Strong, eventual OP OC) I DON'T OWN ANYTHING! JUST MY OC! (Revision version start date: 09/07/2020) (HIATUS)

Raizel Phenex, hero of the civil war, is now suspected of a coup d'état. The current Maous save him and appoint him Administrator of Kuoh to prove his innocence and support the heiresses Gremory and Sitri. Although he is suspicious of the hidden intentions, something in the young Hyoudou Atsuko leads him to accept the offer.

Waking up, the last thing I was expecting was to wake up in a dark alleyway in a completely different world than my own - a world where my favorite Anime takes place in. Dying now wasn’t an option - I was gonna enjoy this opportunity to the fullest… but first I had to figure out where everyone else was without getting myself killed. (Self-Insert)

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?"

Akeno knows that Rias won't be able to defeat Riser especially since she doesn't train for shit and placing all her hopes in Issei would only end badly for them. Therefore, after consulting Grayfia, she is directed to Lord Valefor, the lord of the only house who stands against the Great King Faction. She makes a deal with the devil that ends up benefitting every Gremory woman.

[ Terribly inspired by "The Dream of the Infinite" by "Nukoko." ] [ OP! OC! Issei Hyodo. / OC! Ophis/Ouroboros subjected to a space and time regression]. Every cycle in life always has an end. Birth, growth and death; the order of things... Except that she couldn't accept losing him at all and, when she was looking for a way to die, she found something better. She found him.

La perversión de Issei llega a tan altos niveles que termina evolucionando en una desconocida habilidad de límites inconmensurables ¿Qué hará él con esto a partir de ahora? ¿Consumará sus propios deseos, ayudará al mundo… o lo sumirá en el caos eterno? [AVISO: Lenguaje obsceno; Contenido sexual explícito; Incesto]

Raizel Phenex, héroe de la guerra civil, es ahora sospechoso de un golpe de estado. Los actuales Maous lo salvan y lo nombran Administrador de Kuoh para demostrar su inocencia y apoyar a las herederas Gremory y Sitri. Aunque desconfía de las intenciones ocultas, algo en la joven Hyoudou Atsuko lo lleva a aceptar la oferta.

SI-Issei/Harem, No Summary, Rated M for Mature

Koneko-chan is in her mating season and everyone's worried. As if to make matters worse, Azazel made the wise decision to allow terrorists into Issei's home... which was remodeled without his consent anyway. Throughout the hectic day, he comes to find Koneko with her big shitty sister, Kuroka. Who can save him from the reproductive needs of a member of a dying breed of nekomata?

After numerous sightings of missing people in Kuou, I find myself tasked with investigating and uncovering the truth about these events. Now, Reinhardt, Ana, and I are part of the city's academy as we search for answers to this mystery. Only perhaps making a deal with demons doesn't sound so bad. Harem

Death is only the beginning. Rise again, and through the power of the Gacha (Random Bullshit Go), survive the nonsense of devils, dragons and thirsty schoolgirls and their equally hungry mothers.

Issei fights against Trihexa, but all of sudden he remembers Draig's words from the legendary character from DBZ to finish off Trihexa for once and for all. Find out more about this one shot

Rias Gremory has always had a massive crush on Issei, but Issei is having a relationship with others where Rias who happened to be familiar with. Find out Issei's fantasy story

Issei faces the problem with gremory girls, especially with Rias and went to hook up with Raynare

Meet Issei, a.k.a Degenerate Gamer and Oppai Addict. Spending his adolescence to his heart's desire, this young boy marches onward without a speck of care. As long as he has his buddy Matsuda by with him, everything will turn out to be just fine. Even if they somehow can't get into college, Tobio-san would always cover them, right? Human Issei/Dual Pairing/ Diff SG/ AU/ Fem!Vali

A man finds himself within a world familiar, yet alien. Bereft of the usual boons, the revelation that he is on his own and starting from the bottom is harsh. What he DOES receive, however, is perhaps the greatest tool available to any engineer: the ability to automate. One may be weak, but the strength of the many cannot be denied. (Golem Crafter MC) (Factorio Xover?)

Mezcla unos labios carnosos, pechos enormes, caderas anchas y culos respingones y ¿qué es lo que obtienes?, la receta perfecta para la pasión y que mejor que servida por hermosas mujeres maduras. IsseixMILF harem

Issei Hyoudou had been slain, but an outside force allows the boy to come back to life in the past. Watch as Issei and Ddraig try again with their second chance at life.

Waking with fox ears and amnesia was a hassle. Being told he was to be executed for crimes he did not commit? Even worse. Nearly dying to save the daughter of Urakyoto's leader, and being taken under the protective guidance of the divinely beautiful Lady Yasaka?...Well, that was a mixed bag. The real question: Can Mumei survive this moonlit world long enough for it to matter?

For the Supernatural races, Mankind was seen as the lowest on the power chain. Nothing could change that. But when a young, highly trained and skilled mercenary with the name Jonas Kerevechko ends up in Kuoh and gets unwillingly pulled in the schemes of Devils and Angels, the young soldier will turn the whole Magical World upside down while looking for his own answer and fate.

Devils, Angels and Fallen Angels... a raging conflict has been swirling around these factions for millenias. But not everyone is after a total bloodshed. Such were the fourth faction - Guardians. A young boy, born into the save haven of this war, has everything suddenly turned upside-down. But even after trying to get away from it all, he soon realises that fate can be very clingy.