[Issei x Tiamat/Penemue/Ross/Ophis] ¿Qué tanto cambiaria un mundo en donde lo sobrenatural existiera, y los Angeles se comportaran como Angeles, los Angeles Caídos se comportaran como Angeles Caídos, y los Demonios se comportaran como...Demonios? Issei apenas ingreso en el mundo de las Facciones, por lo que no puede contestar a esa pregunta. Pero rápidamente encontrara la respuesta

Ever since the death of God, the System has been implanted to function Heaven for it. But after some time, the System has been getting weaker and weaker... (May contain some sexual content)

Spiritual successor to the original HaiF! What do you get when you take a guy with a bit of a love for kicking established and seemingly untouchable bastions of power down a peg, an interdimensional deity, light crossover elements and drop it all into the 9th century? Well, who can say? Either way Pearson is going to make a killing off of all the textbook reprints...

Pawn to E4, the King's Pawn Opening. Though she didn't know it at the time, she gave up her destiny to save a completely insignificant and mundane human. It was only a single pawn, but it would be enough. I would make it enough. (Self-Insert)

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.

What if we took 5 characters from DXD, took a really enthusiastic anime fan, and gave all 6 of them a system in a whole new world while telling them to fuck off and do shit? Well, we get this story. Gamer-Group-type story. NOT a single MC, all 6 are the 'MCs'.

If you knew where to look, you could summon a devil to do your bidding, or so the legend went. The devil Issei Hyoudou summoned didn't make his wishes come true, but she was a pretty cute girl, so he couldn't complain. However, legends like these existed for a reason, and befriending a devil always came with a catch.

En un papel negro y con una hermosa caligrafía en tinta dorada están las instrucciones: El beso del verdadero amor

Due to being exposed to so many perverted situations due to Issei, Rias became a shotacon. She goes out on a walk to clear her head. But on her walk, she comes across something grizzly. A boy who met an unfortunate fate in the snow. Rias brings the boy back to life as a Devil. She teaches him how to use his new Devil body and lives out her secret fantasies. WARNING: Shotacon/NTR

A girl, born with memories of her past life, seeks to survive in a harsh world thought to be nothing more than a story. Coming to terms with her new life and new nature she carves her own path in the world, hopefully finding purpose along the way. Self-insert [SI] as an Oni in DxD. Starts pre-canon but will gradually reach canon.

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.

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...

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]

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.

17 year old Sukehiro Natsuki was trying her best to fight against the life of poverty and isolation that she was born into. Now given the chance to go to Kuoh Academy, Natsuki finds herself thrown into a world she never knew existed as she tries to find her place in it and discover who she really is. Warning OC is Intersex. No harem for OC (Eventual Romance), Issei/Harem

Once upon time Issei’s life was normal, then he met Ophis and everything changed.

Una historia donde Issei conoce a Akeno cuando eran niños, sin embargo, un incidente ocurre provocando que estos dos se separen y generando el despertar del Dragón Celestial de la Dominación

Only after sealing Trihexa, something went wrong. It caused a change in a boy. A change that would make the underworld take him more seriously. I do not own Highschool DxD. All rights go to their respective owners.

This is the new updated version of the Issei-Chan story. Issei will unlock his family unique magic and learn how to become the first Red Dragon Fallen Empress. There will be drama, romance, action, and much more. Hope you like it.

A mysterious library located in the city of Kuoh, in a sparsely populated area, was attracting the attention of several leaders and important people from factions and organizations.Who was that unusual librarian? Oh, and don't forget to turn in your books on time. You don't want to wake the Sleeping Dragon... /Strong Issei with comedy harem.

A Being clouded in mystery decides to once again reveal itself after so long after The Great War. What happens when this being decides to get involved slightly with the supernatural again. Well it didn't get the name Nameless Midnight for nothing.

Fiction is what the mind tries to predict, an illusion of reality. Molded by endless possibilities and free of rules. Reality is what the mind cannot predict, the realm of what is not predictable and everyone on the board has different goals and interests. Apparently, not all Doctors go to heaven, some as flaws in the system, reincarnate as heirs to the Great King Bael. SI

Un joven perteneciente a la facción Nórdica tendra que tomar una dificil decision que pondra su honor y reputación en juego. El guerrero se verá forzado a abandonar su hogar para emigrar a tierras extranjeras mientras busca una forma de redimirse. Sin embargo el se verá involucrado en los conflictos de otras facciones y deberá mostrar su valor.

"Hello, everyone; Garith Gremory here! At least, that's the name I go by nowadays..."

Power fantasies oft reign supreme when you reincarnate into new worlds, especially ones you know. The world is rarely so kind, though. Even for those with powers that many would consider unique or even game-breaking, life can be ruthless. Being reincarnated with the wrong equipment was only the start, but what protagonist lets something like a bad hand keep them down?