170Fiore Academy » by James Merlaut At the Magical Academy of Fiore, future mages are taught to control their magic. Now Natsu, heir to the infamous Dragneel Clan, has come to the Academy, and here he will face the hardest years of his life... at least the women like him. Natsu x Harem, Rated (M) for Sexual Content.
Fairy Tail, M, English, Parody & Romance, chapters: 28, words: 111k+, favs: 814, follows: 840, updated: 15h published: 1/11/2017, Erza S., Mirajane S., Natsu D., Hisui E. F.
468Natsu of the Darkness » by EliteOtaku111 Natsu Dragyama, a human who was raised and trained by the King of the Dark Dragons, Yoruyama, until he got killed by Acnologia, goes on a journey to find friends, adventures and a new life. Natsu Harem. OCs . Rated M for later Lemons and Gore, as well as darker and edgier themes.
Fairy Tail, M, English, Romance & Adventure, chapters: 50, words: 335k+, favs: 1k+, follows: 1k+, updated: 10/24 published: 4/19/2017, [Natsu D., Mirajane S., Erza S., Lucy H.]
97 The Heroic Saint - Book One » by The Great Papaya Man Gifted with a demonic power passed down to him by a morally questionable ancestor Izuku will face enemies of his heritage and challenges that will test his willpower as he becomes a hero and a Saint. - Saints Row crossover
My Hero Academia/僕のヒーローアカデミア & Saints Row, M, English, Adventure & Supernatural, chapters: 24, words: 275k+, favs: 401, follows: 441, updated: 10/23 published: 3/23, [Izuku M., Momo Y.] 1-A Students
172From Soldier to Savior » by MONDELLI747 Naofumi was destined to fall as the shield hero. But what if someone else took his place? What if, it was someone who was trained for these kinds of situations? What if, they weren't even Japanese? Follow Polish PFC Leopold Wisnieski on his adventures as the shield hero!
Rising of the Shield Hero/盾の勇者の成り上がり, M, English, Adventure & Romance, chapters: 21, words: 134k+, favs: 341, follows: 375, updated: 10/23 published: 5/5, [OC, Raphtalia] Firo
258The Vampire's Rosary: Love at First Bite » by Gamera68 Everyone knows the story how Tsukune Aono was accidentally sent off to a private high school for monsters. But what if one near-tragic event changed everything as we know? Full of romance and fluff along with all-new material. This is my soft reboot of the original manga. All ships decided. *UPDATED: Aug. 11, 2020; with new chapters monthly. Also being minor edited for clarity.*
Rosario + Vampire, T, English, Romance & Supernatural, chapters: 16, words: 175k+, favs: 271, follows: 296, updated: 10/23 published: 7/15/2017, [Moka A., Tsukune A.] Kurumu K., Mizore S.
124The legend of Zelda: A harem of Loli » by S Corsette Linkle is a young woman who leaves her town in order to fulfill a prophecy, using her sword to conquer the hearts of young maidens and save the land. Warning: Contains Futanari and Loli
Legend of Zelda, M, English, Romance & Adventure, chapters: 14, words: 117k+, favs: 196, follows: 200, updated: 10/22 published: 2/14/2019, Zelda, Saria, Ruto, Linkle
4k+Level Up! » by Yojimbra Izuku Midoriya hated his quirk, and he was fairly certain the feeling was mutual. RPG Quirk Izuku. Gamer Izuku
My Hero Academia/僕のヒーローアカデミア, M, English, Romance & Humor, chapters: 51, words: 135k+, favs: 5k+, follows: 6k+, updated: 10/22 published: 11/10/2019, [Itsuka K., N. Hadō, Momo Y., Izuku M.]
149The Gamer Files » by Boredomrules7722 Gamer Izuku fanfic that i hope is unique. Enjoy!
My Hero Academia/僕のヒーローアカデミア, M, English, Adventure, chapters: 20, words: 155k+, favs: 652, follows: 867, updated: 10/21 published: 12/14/2019, Izuku M.
121 Monster Girls and Aliens » by Zae'lah Two factions fighting for a cause. One wishes utopia for both monsters and men while the other wishes for the peace of humanity and humanity alone. A visitor beyond the stars has arrived. What kind of fate awaits to all of them with this newcomer? (Rated M for adult contents.)
Ben 10 & Monster Girl Encyclopedia, M, English, Fantasy & Adventure, chapters: 12, words: 76k+, favs: 184, follows: 218, updated: 10/21 published: 12/15/2019, Ben T., OC, Druella
345Dragon of the Elements » by Draconis678 After observing him fighting against the Demon King of his world, Lucifer Sirzechs brings a demon by the name of Kenshin to Kuoh where he soon passes out from his injuries, he is reincarnated as a Devil by Rias who reincarnated the soul he just took in. How will this new twist affect the world around him, and did his family have history in this world? He would soon find out.
High School DxD/ハイスクールD×D, M, English, Romance & Adventure, chapters: 117, words: 1543k+, favs: 630, follows: 670, updated: 10/21 published: 3/14/2015, [Rias G., OC] H. Issei
2k+ Dial » by DesertChocolate A man from our world is dropped into the Marvel Cinematic Universe with nothing but a watch on his wrist to make a life with. Luckily, it's one hell of a cool watch. Now if only he'd gotten the manual... Also posting on RoyalRoad
Marvel & Ben 10, M, English, Adventure & Sci-Fi, chapters: 130, words: 689k+, favs: 2k+, follows: 2k+, updated: 10/20 published: 7/3/2018
849 The God of Fairies » by seagate A skilled and deadly demigod thrust from everything he has ever known finds himself in Fiore. He does the only thing he can, he adapts, he survives and he thrives.
Percy Jackson and the Olympians & Fairy Tail, M, English, Adventure & Romance, chapters: 27, words: 195k+, favs: 2k+, follows: 2k+, updated: 10/19 published: 8/30/2017, Percy J., Erza S.
4k+Titan of the Hunt » by vPxForerunner x During the final days of the second Giant war, Percy loses the one he loves and his purpose for living. So he asks the gods for a task to challenge him and give him a new purpose. Unfortunately for him a man hating goddess and friends are going to be gaining a new Guardian. Post MOA. Pertemis
Percy Jackson and the Olympians, M, English, Romance & Humor, chapters: 113, words: 653k+, favs: 5k+, follows: 5k+, updated: 10/18 published: 7/21/2013, [Percy J., Artemis] [Thalia G., Reyna R.]
277Deku: Hero of the Elements (DISCONTINUED!) » by ShadowK54 Izuku had given up on trying to be a hero after so many years of being discouraged. On one fateful night, he comes across a rather strange looking medallion. This strange medallion, however, was no ordinary accessory. As it contained the power to control the elements, and they have chosen him to be the hero he was always destined to become. Izuku X Harem
My Hero Academia/僕のヒーローアカデミア, M, English, Fantasy & Romance, chapters: 14, words: 47k+, favs: 1k+, follows: 1k+, updated: 10/18 published: 6/23/2018, [Izuku M., Ochako U., Momo Y., Mina A.]
222Izuku's Pet Noumu » by Raja-Ulat What if Izuku had a real childhood friend who was actually a girl? What if that girl was unwillingly turned into a Noumu long before Izuku entered U.A. High School? What if Izuku was able to save her and somehow ended up having her as a "pet" after the USJ incident? Well, this fanfiction story explores that idea with lots of fluff.
My Hero Academia/僕のヒーローアカデミア, M, English, Romance & Friendship, chapters: 20, words: 202k+, favs: 909, follows: 976, updated: 10/18 published: 12/3/2019, Izuku M., Ochako U., Noumu, OC
530Ambition of a god » by Soluxy After the aftermath of the war of the best, Luffy's heart gives out, because of it, he loses his devil fruit. Armed with a strong ambition and an unshakable resolve, a new Luffy intends to take on the New World. Godlike!Luffy; NewDF!Luffy; Luffy x Harem; M rated for: lemons, violence, and sometimes erotic writing. sakimichan art, please support the artist.
One Piece, M, English, Adventure & Romance, chapters: 13, words: 207k+, favs: 2k+, follows: 2k+, updated: 10/17 published: 3/31/2018, [Luffy, Boa Hancock, Nami, Robin]
1k+His Father's Son » by Sideos Izuku Midoriya doesn't have a quirk. Izuku has a curse. A thing. A horror that burnt his skin, ruined his life and filled his head with monsters. His dream is to master the darkness and become a hero, but can anyone overcome such darkness? Or will he fall to shadow and flame? Well, he is his father's son.
My Hero Academia/僕のヒーローアカデミア, M, English, Horror & Hurt/Comfort, chapters: 50, words: 382k+, favs: 2k+, follows: 2k+, updated: 10/16 published: 3/2/2018, Izuku M., Toshinori Y./All Might, 1-A Students, Inko M.
390Toku no Hero Academia » by Tokusatsu Universe-KHM What if Izuku had a Quirk when he was born and activates it at a young age. Together with his mother's encouragement and All Might giving him One for All as his secondary quirk, he would finally be the hero he had always dreamed of becoming. However Izuku would have to overcome the obstacles and challenges in his path of being the new Symbol of Peace and Justice. [AU, Izuku/Harem!]
My Hero Academia/僕のヒーローアカデミア, M, English, Adventure & Romance, chapters: 15, words: 157k+, favs: 2k+, follows: 2k+, updated: 10/16 published: 3/1/2019, [Izuku M., Ochako U., Momo Y., Itsuka K.]
148Spartan Devil » by Dragonlord0 The world is in Chaos as the land of Greece is destroyed by a man who taught revenge against the Gods of Olympus which in turn destroyed the lands. However there is one Greek left. His son. Now watch as he joins Rias and her group of Devils. No Issei. OC Character God of War Crossover. Harem Girl on girl action and Pregnancy. Blood and gore. Story Reuploaded
High School DxD/ハイスクールD×D, M, English, Romance & Adventure, chapters: 8, words: 15k+, favs: 244, follows: 234, updated: 10/15 published: 5/6/2018, Rias G., A. Asia, H. Akeno, OC
1k+One Punch Deku » by NPGamer11 Izuku got beaten up for saving someone. By the one who was supposed to be his friend. No one helped him. Ever. And laying under that tree, beaten up, he came to a gruesome realization. So, did he wimp out and did nothing? NO! He used that brilliant mind of his, made a plan and stuck to it. And now came the time to reap the rewards. OP! Izuku. OOC! Izuku. Now has TV Tropes page.
My Hero Academia/僕のヒーローアカデミア, M, English, Humor & Drama, chapters: 24, words: 87k+, favs: 3k+, follows: 4k+, updated: 10/13 published: 4/1/2019, [Izuku M., N. Hadō] Ochako U., Katsuki B.