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Rimuru And Iruma's Adventures In The Netherworld » by Mu1622
A bored Rimuru Tempest accompanies Diablo when he goes to meet with an old friend in the Netherworld. What will happen when he meets an out-of-place human boy who piques his interest? (Releases every other week on Saturdays!) (I also made a discord for discussion and questions. The link is in my profile's description.)Tensei Shitara Slime Datta Ken/転生したらスライムだった件 & Welcome to Demon School! Iruma-kun/魔入りました！入間くん, T, English, Humor & Friendship, chapters: 93, words: 581k+, favs: 795, follows: 855, updated: 3/26 published: 6/28/2021, Rimuru T., Iruma S.
1k+Son of the dragon gods » by mairsarmy321
Since the dawn of time, Ophis and Great-red have been at odds with one another. But, what happens when through and inexplicable twist of fate, a new being was born through their conflict. Follow Issei, the third dragon-god, on his journey as the world will not be same again. Characters are most likely OOC. Might have crossover elements later onHigh School DxD/ハイスクールD×D, T, English, Romance & Adventure, chapters: 47, words: 315k+, favs: 2k+, follows: 3k+, updated: 2/19 published: 2/15/2019, H. Issei, H. Akeno, Ophis, Great Red
160
The Wolf in Sheep's Clothing » by CloudFry
The world Velvet Crowe once knew has changed. Now, the only way the former Lord of Calamity can achieve her goals is to play along with the rest of the sheep. Cloaked in self-hatred as a monster borne of irredeemable sin, Velvet is determined to twist the young Shepherd into a tool to suit her needs through whatever means available.Tales of Zestiria & Tales of Berseria, T, English, Friendship & Adventure, chapters: 31, words: 346k+, favs: 327, follows: 364, updated: 1/1 published: 1/1/2019, Sorey, Velvet C.
74Unusual Couple » by Shiwftie
A boy and A girl. Both having crushes to each other unbeknownst to them, while the girl wants to protect him from every danger by not letting him to become close to her. The boy continues to run after her desperately, trying to know the reason why he was that much attracted to her. Little he knew that she was going to change his usual life. / Issei x Fem!Vali / Single Pairing/ AUHigh School DxD/ハイスクールD×D, M, English, Romance & Adventure, chapters: 8, words: 86k+, favs: 465, follows: 526, updated: 6/6/2022 published: 5/28/2019, [H. Issei, Vali L.]
203Akumamonogatari » by Mr. Rags
What if Issei played host to a legendary vampire queen? Canon DxD and characters with a single difference, and the difference has fangs. This is a light crossover with the Monogatari series, but also it's own story. Read and review. (Currently undergoing minor revisions.)High School DxD/ハイスクールD×D, M, English, Supernatural, chapters: 8, words: 74k+, favs: 730, follows: 859, updated: 5/24/2022 published: 4/27/2020
297Sacred Gear: Heavenly Crown » by RavenDusk
The first inheritor of the Sacred Gear: Heavenly Crown, Issei Hyoudou. When the God from the Bible disappeared during the battle against the Heavenly Dragons, it wasn't due to his death, but because he sealed himself away. No one had ever awakened the Heavenly ruler until Issei, so, the question stands. What will he do with the power of the Almighty One and how will the world reactHigh School DxD/ハイスクールD×D, T, English, Supernatural & Romance, chapters: 15, words: 114k+, favs: 1k+, follows: 1k+, updated: 9/16/2021 published: 5/18/2021, [H. Issei, A. Asia, Raynare, Katase]
110The Frost King's Journey » by D'yavol Lucifer
Issei Hyoudou is the lost firstborn son of Sirzechs and Grayfia. After reconnecting with his family Issei must learn what it means to be a high-class devil. Watch as he grows and matures as the son of the most powerful Maou. NOTE: This story is originally from Arumage, I am rewriting it with his knowledge and permission.High School DxD/ハイスクールD×D, T, English, Fantasy & Romance, chapters: 12, words: 67k+, favs: 934, follows: 1k+, updated: 6/19/2021 published: 4/26/2020, [Murayama, Ravel P., Katase, H. Issei]
20 The Red and White Dragon Emperor » by deltanz
Full summary inside the first chapter. Rewrite of Wargame-sama's The Red and White Dragon Emperor from the Alternate World, written with permission. On indefinite Hiatus for now. Will come back to at some point.High School DxD/ハイスクールD×D, T, English, Adventure, chapters: 2, words: 6k+, favs: 146, follows: 172, updated: 2/18/2021 published: 12/8/2020, H. Issei, A. Asia, Serafall L., Sona S.
202A Demon's Reality » by Houvdon
"Save yourself." That was the last memory the boy found in the Garden of Lucifaad had. He took on the name of Issei Gremory, becoming an Ultimate Devil alongside the other four Maou. However...with his memories slowly piecing together, how will he take the years of discrimination against him as a false Gremory? The Demon Prince should act as a Demon. [AU] [Issei/Serafall/?]High School DxD/ハイスクールD×D, M, English, Adventure & Fantasy, chapters: 16, words: 81k+, favs: 477, follows: 547, updated: 10/6/2020 published: 12/28/2016, [H. Issei, Serafall L.]
172Red Dragon Revenant » by Pravus666
What if during Issei's last moments he simply refused to die, what if he wanted to avenge his death and gain vengeance on those who killed him. Well this is the story of through sheer force of will and focus on revenge that Issei becomes a revenant and sets himself on a journey of revenge and change. Rated M for Mature Themes and Violence. Issei X Kuroka.High School DxD/ハイスクールD×D, M, English, Supernatural & Angst, chapters: 24, words: 186k+, favs: 785, follows: 752, updated: 7/25/2020 published: 9/5/2018, H. Issei, K. Yuuto, OC, Kuroka
1k+High School DxD: Rise of The Solar God » by WarriorMan199456
AU!Issei-centric story. Every hero has a beginning. The path of a hero is forever determined by the events he is placed in. In this Universe, the life and destiny of Issei Hyoudou is determined by a much different origin. Heroic-Neutral!Issei. Contains Dragon Ball & Bleach elements. Issei x Ophis x Unwanted Harem.High School DxD/ハイスクールD×D, T, English, Supernatural & Fantasy, chapters: 67, words: 480k+, favs: 4k+, follows: 3k+, updated: 3/24/2019 published: 1/19/2014, [H. Issei, Ophis] Ddraig, Great Red
1k+The Jack of Hearts » by As the Ghost Whispers
DISCONTINUED, as I hate this fic at this point. After being attacked by his date, Issei Hyoudou's last thoughts are sorrowful. Thanks to the Red Dragon Emperor, he is rescued by Heaven's most beautiful woman. Now, he has to deal with Highschool DxD, with all the problems that comes with... from the opposite side. AU. Less perverted Issei. Major OOC Gabriel.High School DxD/ハイスクールD×D, T, English, chapters: 69, words: 208k+, favs: 1k+, follows: 1k+, updated: 5/28/2018 published: 6/23/2017, H. Issei, Gabriel, Michael, Griselda Q.
519The Son of The True Satan » by BlueDog1029
Have you ever wondered why They were called the 4 Satans? Why not just the 4 Devil Kings? Where is Satan from? After the "True Satan" was "Presumed Dead and Missing" They named the leaders Satan to show respect to him. But what would happen when his son comes to the Supernatural world? Issei Satan, Heir to the Satan bloodline. Romance/Drama/ActionHigh School DxD/ハイスクールD×D, M, English, Drama & Romance, chapters: 11, words: 138k+, favs: 1k+, follows: 1k+, updated: 10/8/2017 published: 2/15/2017, H. Issei, Kuroka, Grayfia L.
81Dragon God Emperor » by AngelicIncubus
The True Dragon and Infinite Dragon God had a union. This is the story of how their child, Issei, came to be and what he'll do with his nigh-infinite power when faced with the supernatural. Obviously some characters are OOC. Issei is very strong, but has drawbacks that his parents don't. Harem, Lemons, Comedy, all the things that make DxD... DxD. Rated M for all of the above.High School DxD/ハイスクールD×D, M, English, Humor & Supernatural, chapters: 6, words: 18k+, favs: 494, follows: 531, updated: 8/2/2016 published: 6/5/2016, H. Issei, Ophis, Kuroka, Great Red
173The Olympian Dragon Emperor » by WarriorMan199456
"Life is unpredictable, because you never know what is coming next..." A boy by the name of Issei Hyoudou certainly didn't expect his life to change so much. And to think it all started when he discovered his heritage. Non-Perverted!Powerful!Demigod!SociallyAwkward!Issei. IsseixTsubakixHarem.High School DxD/ハイスクールD×D, T, English, Adventure & Humor, chapters: 7, words: 33k+, favs: 993, follows: 982, updated: 1/17/2014 published: 12/24/2013, [H. Issei, Tsubaki S, Rias G., H. Akeno]