24 Accel: the familiar of zero » by readerk10 I'm just an ordinary guy that wants to have some excitement in life and I think I got my wish. Join Peter Lionheart become Kamen Rider Accel and see him change Louise's life OCxharem
Familiar of Zero & Kamen Rider, M, English, Adventure, chapters: 20, words: 130k+, favs: 128, follows: 110, updated: 6/21 published: 12/15/2011, OC
43The Progenitor God's Harem » by Natsuflado69 "The progenitor is the – sometimes legendary – founder of a family, line of descent, clan or tribe, noble house or group. I suppose that was what people called me before I found myself bound to this former mercenary. The Progenitor God. And now here I slumber and watch as this young man builds another dynasty as I once did with his beloved students and knights. How lewd...and fun!"
Fire Emblem, M, English, Romance & Humor, chapters: 4, words: 65k+, favs: 359, follows: 409, updated: 6/20 published: 4/15/2020, Avatar/Byleth, Edelgard, Sothis, Rhea/Seiros
90The King's Women » by Niko Niko Ni01 [Sequel to The Sisters' Reward] After Nami and Nojiko showed him the wonders of making love, Luffy slowly becomes a sex master, ready to conquer every women on his path to become the King of Pirates. Luffy/MassHarem. No need to make suggestions, I'll go by arc order. Full Smut. Crossposted on AO3
One Piece, M, English, Romance, chapters: 15, words: 41k+, favs: 945, follows: 969, updated: 6/17 published: 5/4/2020, [Luffy, Nami, Robin, Boa Hancock]
326The Demon of the Black Dragon » by AnonymousAK The only thing Kurai ever wanted to do was die. Fate came to him in the form of red headed demon, and a black scale gauntlet on his arm. Now he serves with amnesia and has to survive hardship as a devil. OC centric, OC x Harem pairing.
High School DxD/ハイスクールD×D, M, English, Supernatural & Adventure, chapters: 39, words: 231k+, favs: 688, follows: 708, updated: 6/16 published: 2/12/2014, [OC, Rias G., H. Akeno, A. Asia]
54 The Berserk of Queen's Blade » by Shadow Joestar The Legend of the Black Swordsman has been passed down to a young man named Scar setting out on a journey to kill demons and get his revenge on the one who ruined his life hoping to find peace within himself. Scar soon find himself getting involve with an all-woman tournament called the Queen's Blade and the women in it as he'll unexpectedly take part in it. Harem, lemon, and blood
Berserk & Queen's Blade/クイーンズブレイド, M, English, Romance & Horror, chapters: 16, words: 46k+, favs: 239, follows: 219, updated: 6/12 published: 3/7/2018, [OC, Risty, Cattleya, Enchidna]
20King's Blade » by De4thknight Join the adventure of Alaric, wielder of the King's Blade and soon to be ruler over a harem of women. He will seek glory, battle and pleasure on all across the two continents to find what he truly desires in this world.
Queen's Blade/クイーンズブレイド, M, English, Adventure & Romance, chapters: 12, words: 71k+, favs: 58, follows: 56, updated: 6/6 published: 8/30/2021
225The Dragon and the Fairies » by Natsuflado69 "Why did this have to happen? Falling in love with him? This can't be true. This isn't love. Or is it?" These are the thoughts roaming around not just one girl's head, BUT NUMEROUS OTHERS! Follow Natsu as he falls in love with many of the beautiful women in Fairy Tail. What's that? You've already read a story like this? Well, read this one too!
Fairy Tail, M, English, Romance & Humor, chapters: 12, words: 122k+, favs: 1k+, follows: 1k+, updated: 6/5 published: 2/21/2016, Erza S., Lucy H., Mirajane S., Natsu D.
2k+ Gamer of the Void » by a-shifty-sword After being rescued from the Void by a passing Love Fairy, Axton enters the world of Highschool DxD with the power of the Gamer. His life of adventures and a sexy harem start here! Lemons and a morally grey protagonist.
High School DxD/ハイスクールD×D & X-overs, M, English, Fantasy & Romance, chapters: 42, words: 740k+, favs: 7k+, follows: 8k+, updated: 6/4 published: 10/7/2020, [OC, Momo H., Aika K., A. Asia]
84Chaldea Subjugation Organization » by Cambrian Beckett In which the Protagonist of Fate/Grand Order is a horny young man fully willing to abuse his position and power for sex. Along the way, he'll gather a massive harem (obviously) and end up saving the world more times than he can count (not so obvious) WARNING: Mature Themes Abound!
Fate/Grand Order, M, English, Romance & Sci-Fi, chapters: 57, words: 201k+, favs: 718, follows: 702, updated: 5/22 published: 6/15/2021, OC
266Ash Ketchum's Adventures in Romance » by Commardbattl Long series of one-shots about Ash getting it on with different girls in the Pokemon anime and movies. Each will take place in a separate AU. What are these Au's, read along and find out. Rated M for adult themes and Lemons
Pokémon, M, English, Romance, chapters: 31, words: 142k+, favs: 490, follows: 381, updated: 5/1 published: 10/16/2017
288The Master and the Dragon » by got2luvanime9974 Natsu and his fellow team members find a strange duo with strange pasts, hidden abilities, and dark secrets. When they decide to hang out in the Fairy Tail guild, will they bring about an interesting new dynamic or unwanted danger? Rated M for language, violence, and future adult content.
Fairy Tail, M, English, Adventure & Romance, chapters: 110, words: 770k+, favs: 734, follows: 701, updated: 4/24 published: 11/26/2013, [Mirajane S., OC] [Natsu D., Lucy H.]
28Blazblue New Age of Bloodedge » by Shadow Joestar It's been over 1 year since Ragna the Bloodedge sacrifice himself for everyone to live in peace, but that peace will soon be disturb by a new dangerous threat comes to consume everything in darkness and there maybe no who can stop him. Except a new Bloodedge named Jigoku setting in to take on the world with his own hands. OCxHarem. Lemon. Dark. Blood. Do Not Own Blazblue.
BlazBlue, M, English, Romance & Adventure, chapters: 16, words: 45k+, favs: 105, follows: 97, updated: 4/23 published: 4/6/2018, [OC, Makoto, Litchi F., Taokaka]
28Harem of the Impossible! » by Shadow Joestar AU. Tori lives a happy life with his friends in school and his girlfriend Horizon until he decided to add some more fun in their love life, like adding more girlfriends and surprisingly Horizon is okay with it because she wants to experience that too. Watch as Tori the Impossible gather himself some find sexy girls and have some fun with everyone! ToriXHorizonXHarem. Lemon.
Horizon in the Middle of Nowhere/境界線上のホライゾン, M, English, Adventure & Romance, chapters: 12, words: 35k+, favs: 111, follows: 122, updated: 4/20 published: 1/26/2019, [Toori A., Horizon A., Kimi A., Turrene]
46 Myriad Colors Orphnoch World » by Shunya Toshiki 10 years ago accident occurred resulting people to see Phantoms, and young students developed special powers. But Phantoms weren't the only threat to the world, a race called Orphnoch, thinking of themselves the next stage of evolution, plans to wipe humanity from the face of the Earth. But standing in their way is a young warrior, known as Faiz.
Kamen Rider & Myriad Colors Phantom World/無彩限のファントム ワールド, T, English, Humor & Supernatural, chapters: 13, words: 109k+, favs: 82, follows: 71, updated: 4/18 published: 7/13/2017
60Dragon Lord's Mates » by Niko Niko Ni01 They have defeated Zeref. However, before they start the 100 year quest, Natsu is filled with a strange feeling. Starting only with arousal before slowly turning into something darker. His growing desire is women, and he will do anything to obtain it. Natsu/MassHarem, full smut with little to no real plot. (Beware not cannonshiping-friendly). Crossposted on AO3
Fairy Tail, M, English, Drama & Romance, chapters: 6, words: 21k+, favs: 372, follows: 403, updated: 4/16 published: 5/15/2021, [Natsu D., Lucy H., Erza S., Minajane]
3 New Kid's Harem » by Crusherboy93 A new kid Joins E-Class and he's packing, what will happen to the girls in this story, and what if Hiromi and Irina find out. Who knows what will happen. (Harem Story for an OC)
Assassination Classroom/暗殺教室, M, English, Romance, chapters: 12, words: 19k+, favs: 11, follows: 11, updated: 4/12 published: 3/15, OC, Kanzaki Y., Kataoka M., Nakamura R.
41Luffy summer » by leonardo18anime Modern Harem Au. Monkey D Luffy is a third-year student that out of poor grades is sent by his father to work in a Japanese spa owned by his friend Nico Robin. There Luffy learns the value of hard work but also on how to please a lady in the best way possible. Each chapter different One-piece girl.
One Piece, M, English, Romance & Humor, chapters: 17, words: 38k+, favs: 299, follows: 275, updated: 4/3 published: 6/27/2020, Luffy, Nami, Robin, Tashigi
3Juan's Quest » by xxjuan776xx Juan (SI) tagged along with Sir Sigurd with his efforts in the war. Thanks to his perverted mother, he has some...urges and have an eye on the women in the army. I think you know the rest. Straight shota. R&R!
Fire Emblem, M, English, Romance & Adventure, chapters: 13, words: 17k+, favs: 15, follows: 8, updated: 3/11 published: 12/8/2020, Sigurd, Ethlyn, Oifey, OC
11 My Home-girl, Tsuyu (Tsuyu Lemon X Male Reader) » by YuNarukamiStatus Ever wanted to get with Tsuyu but not sure where to start? Well here's a story for you as Tsuyu developes as a hero and a love interest!
My Hero Academia/僕のヒーローアカデミア, M, English, Romance & Friendship, chapters: 18, words: 134k+, favs: 104, follows: 86, updated: 3/10 published: 9/18/2017, Tsuyu A.
49Mega Man ZXA: Rebirth Redux (Discontinued) » by NewMystery356 A month has passed since the fall of the Ouroborous at the hands of the Hunter, Ashe. When it finally looks like peace has been achieved, a new evil stands to fill the void that Albert left behind from the shadows, and the past begins to collide with the present, and the Game of Destiny if nearing its final conclusion. Full summary inside.
Mega Man, T, English, Adventure & Friendship, chapters: 19, words: 183k+, favs: 53, follows: 41, updated: 2/26 published: 8/15/2011, [OC, Prairie, Pandora]