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One Piece and My Hero Academia/僕のヒーローアカデミア Crossovers
9 Void Millennium II: Lost World » by Sun Dancer 0880 All Might decides to take advantage of the arrival of an unknown pirate crew from the past to make a voyage to the ruins of the Red Line. Simultaneously, the heroes engaged learnt of his plans and decided to bring him back against his will, leaving themselves at the mercy of the wild sea, forcing them to cooperate with the pirates and discovering along the way... A lost world.
T, English, Friendship & Adventure, chapters: 13, words: 92k+, favs: 27, follows: 22, updated: 16h published: 7/21, Luffy, Strawhat Pirates, Toshinori Y./All Might, 1-A Students
44 Milenio Vacío II: Viejo Mundo » by Sun Dancer 0880 Una serie de eventos ocasiona que All Might decida aprovechar la llegada de unos piratas del pasado para realizar un viaje hacia las ruinas de la Gran Linea.El joven grupo de héroes involucrados se entera de sus planes decidiendo traerlo contra su voluntad quedando a merced del tempestuoso mar, obligándose a cooperar con los piratas, descubriendo así en el camino...Un mundo perdido
K+, Spanish, Adventure & Friendship, chapters: 41, words: 245k+, favs: 20, follows: 20, updated: 9/23 published: 2/1, Luffy, Strawhat Pirates, Toshinori Y./All Might, 1-A Students
1k+ My Heroes Reborn » by Emma Iveli AU Multi-Cross. Durring the USJ Incident, five students run afoul of a villain's quirk. Forced to remember their most recent past lives they must pull themselves together to become heroes. With new skills and memories can they become the heroes they're meant to be? Or will their newly acquired baggage drag them down? Please R&R!
T, English, Friendship & Humor, chapters: 95, words: 268k+, favs: 1k+, follows: 1k+, updated: 9/22 published: 9/5/2019, Sanji, Izuku M., Ochako U., Tooru H.
189 Izuku and Mei's Excellent Adventure » by Bardothren An accident with Mei's new time machine leaves her and Izuku stranded in a world of pirates. At least Gold Roger's kind enough to welcome them and their unexpected passenger aboard his ship.
T, English, Adventure & Humor, chapters: 25, words: 112k+, favs: 431, follows: 475, updated: 9/18 published: 7/25/2021, Luffy, Gol D. Roger, Izuku M., Mei H.
25 Luffy in MHA(One Piece x My Hero Academia) » by IdiotwithaPhone Luffy has defeated Kaido and made it to Egghead Island with the rest of the crew, when Luffy gets separated from his group. He finds a strange item, which sends him to a whole different world(some of these chapters might be really short).
K, English, Adventure & Humor, chapters: 13, words: 10k+, favs: 66, follows: 79, updated: 9/18 published: 4/2, Luffy, Izuku M., 1-A Students, Inko M.
1k+ Straw Hats Vigilantes » by leonardo18anime After sailing for some new waters around the New World, the Straw Hats pirates find themselves stuck in a new modern world full of technology and super power individuals all calling themselves heroes .Now while stuck they have to do some things not heroics to get back to their world.
T, English, Friendship & Adventure, chapters: 95, words: 301k+, favs: 1k+, follows: 1k+, updated: 9/17 published: 7/12/2019, Luffy, Strawhat Pirates, Izuku M., 1-A Students
58 Future Heroes in the Great Pirate Era » by CaesarDKing Class 1-A are training daily to become future heroes of Japan, but being heroes may need to be put on hold temporarily as they encounter a villain in a surprise attack, that leaves some of the class stranded on a floating raft that is found by a pirate crew who have just arrived into the New World.
T, English, Adventure & Friendship, chapters: 6, words: 75k+, favs: 167, follows: 203, updated: 9/17 published: 6/5, Strawhat Pirates, 1-A Students
6 The Otherworld Pirates » by AzureWriter83 It was 25 years ago. As Gold Roger sailed the seas as the King of the Pirates, green light appeared all over the world, and they continued to appear to this day. And as they did, they would drop off people from other worlds. One day, a certain green hero appears. He meets new friends, goes on adventures, and decides that he doesn't like a certain government and how it runs things.
T, English, Adventure & Friendship, chapters: 2, words: 13k+, favs: 31, follows: 36, updated: 9/11 published: 9/5
17 Rebirth of the Flames » by xXYamchaXx In a world where heroes with extraordinary powers protect society, a young man named Ace, with the mysterious ability to control fire, finds himself thrust into the ranks of heroes-in-training at UA Academy. Struggling with amnesia about his past life, Ace forms friendships with fellow students, including Itsuka, Mirio, and Nejire, as they navigate training, classes, and life.
T, English, Adventure & Drama, chapters: 22, words: 52k+, favs: 34, follows: 37, updated: 9/11 published: 8/12, [Ace, Itsuka K.]
32 The Pirates' Savior » by Jdot.FightMe The last thing Midoriya remembered was being overwhelmed by a crowd of civilians that were being controlled by the third assassin sent by All for One. But suddenly, he found himself in the middle of a bloody battlefield, surrounded on all sides. Whitebeard had no idea who this new arrival was, but he wasn't going to complain as the stranger defended his son from Akainu.
T, English, Angst, chapters: 7, words: 38k+, favs: 297, follows: 362, updated: 9/10 published: 7/1, Luffy, Ace, Whitebeard Pirates, Izuku M.
32 Quirks? Do you eat those too? » by nashandra A self-insert lands in the MHA world, only to think she's in the One Piece one. She proceeds to bring the latter's insanity to the former by copious amounts of Devil Fruit jailbreaking. Watch as the Copy Woman turns logic upside down and makes you question everything you knew, or her name isn't D (it isn't, she just calls herself one). Semi-Regular weekly updates on Sundays
T, English, Humor & Adventure, chapters: 14, words: 85k+, favs: 128, follows: 155, updated: 9/10 published: 6/11, Toshinori Y./All Might, Kazuho H./Pop Step
7 Heroes of the High seas » by Marcus Hallway In a world where the lawless expanse of the sea blurs the line between hero and villain, Izuku Midoriya sails under the flag of the Greenbolt Pirates. Though he's branded a criminal by the World Government, his soul burns with the same resolve that led him to become a hero in another life. Join him and his crew as they navigate the high seas in high-stakes adventures of grandeur.
T, English, Adventure & Humor, chapters: 3, words: 14k+, favs: 38, follows: 50, updated: 9/10 published: 9/3, Luffy, Izuku M., Ochako U., Tenya I.
76 A Silver Legacy » by KingofKings94 All it takes is one person to turn the world upside down. Let's watch as the most insane person decides to take U.A on the ride of their lives. (cover by Bundle of Sticks)
T, English, Adventure & Humor, chapters: 18, words: 71k+, favs: 291, follows: 302, updated: 9/9 published: 10/12/2020, OC, 1-A Students, 1-B Students
109 Heroes of the New World - Omake Anthology » by Zaru This is a collection of Omakes and Tales written and told by me and my fans. This is Non-Canon to the main story Heroes of the New World, but we hope you enjoy it regardless. Heartfelt. Funny. Tragic. And Dramatic. Come see the alternate tales of Izuku and Yamato's Adventures.
T, English, Adventure & Parody, chapters: 110, words: 103k+, favs: 315, follows: 307, updated: 9/6 published: 9/6/2022
3 the 4 path » by Omykiller1 4 kids got teleported into my hero academia world they all split ways going on their own path Marine/hero villain/pirate BountyHunter/vigilante Revolutionary/MetaLiberationArmy
T, English, Adventure & Crime, chapters: 4, words: 6k+, favs: 1, follows: 1, updated: 8/30 published: 8/21
1k+ Everyone Has Dreams » by hopefulheart108 After being given a collection of DVDs of an anime they've never heard of, Class 1-A and their teachers decide to watch it in their free time.
T, English, chapters: 70, words: 348k+, favs: 1k+, follows: 2k+, updated: 8/28 published: 12/4/2020, Toshinori Y./All Might, Shouta A./Eraserhead, Hizashi Y./Present Mic, 1-A Students
11 Luffy is lost in the MHA world, but gets taken in by Momo's dad Omake » by benedictloe an Omake story
K, English, Humor & Friendship, chapters: 10, words: 3k+, favs: 27, follows: 42, updated: 8/27 published: 4/2
16 Void Millennium » by Sun Dancer 0880 What if the One Piece and the Great Pirate Era really happened, but the evidence was erased? If the most respected person in the world were to discover what the history hides… Would he reveal it to the world even knowing the consequences?
K+, English, Adventure & Mystery, chapters: 16, words: 92k+, favs: 32, follows: 34, updated: 7/21 published: 4/20, T. Law, Strawhat Pirates, Toshinori Y./All Might, 1-A Students
126 Izuku, Son of Fire Fist Ace » by RisingPluto66 BKA What if Izuku's bloodline was more dangerous than AFO? What if Izuku's parents weren't Inko or Hisashi but in fact Fire Fist Ace and Jewelry Bonney. This is the time of a truly legendary age with those who will never be stopped. This is an AU. The main couple is Ochcako and Izuku other couples will be hinted. Discontinued may return for a rewrite later...
T, English, Adventure, chapters: 38, words: 100k+, favs: 306, follows: 276, updated: 5/31 published: 6/9/2019, [Ochako U., Izuku M.]
522 Luffy is Lost in The MHA world, but he gets taken in by Momo's dad » by Andreiuhs So, after defeating Kaido, Luffy stumbles upon a mysterious portal. turns out that portal is unstable and it makes Luffy go to the top of the UA building where he has an encounter with a... mink? and a middle aged business man. and by sheer luck Luffy now attends UA school, with his new friend Momo.
K+, English, Humor, chapters: 21, words: 174k+, favs: 803, follows: 867, updated: 5/25 published: 11/22/2022, Luffy, Momo Y., 1-A Students
93 Luffy in UA, what could go wrong? » by Anya D. Katz After the events of Egghead Island, the straw-hat pirates have the mission to take Dr. Vegapunk with the Revolutionaries, but someone gets in their way. Meanwhile, in the outskirts of U.A. academy, the principal of the school along with one of the teachers see their walk interrumpted by an...unexpected visit. Hints of Eraserhead x President Mic Pairing. Nothing rated above K
K+, English, Adventure & Humor, chapters: 8, words: 77k+, favs: 312, follows: 354, updated: 5/9 published: 2/15, Luffy, Shouta A./Eraserhead, Hizashi Y./Present Mic, 1-A Students
31 Milenio Vacío » by Sun Dancer 0880 Después de no poder apoyar durante la lucha contra Overhaul y perder a su amigo en batalla, All Might cae en depresión al sentirse un estorbo donde una vez fue el número uno. El trauma le trae memorias de un viaje increíble en un mundo donde los poderes pueden ser vencidos con una fuerza llamada Haki, lo que no sabia era que revivir esos recuerdos repercutiría con su presente.
T, Spanish, Adventure & Mystery, chapters: 15, words: 84k+, favs: 23, follows: 25, updated: 5/2 published: 9/28/2022, Luffy, T. Law, Izuku M., Toshinori Y./All Might
1 Ice Cold Flame » by Izou D Moon With the abuse of her father fresh on her mind. Shiki Todoroki is sent away to another universe with the help of her brothers' friends. And it's there where she learns the meaning of family by becoming the mother figure of a couple of troubled kids that would destroy the world for her.
T, English, Friendship & Family, chapters: 9, words: 22k+, favs: 36, follows: 40, updated: 2/19 published: 11/14/2022, Luffy, Charlotte Brûlée, Charlotte Katakuri, OC
6 The Bond's We Make » by Izou D Moon "Do you even know who we are," Marco asked as he sent him a peculiar look. "Does it matter?" the man said as the woman turned her head, keeping a stoic expression on her face seeming to ask who they were. The man, however, just smirked before he raised his hands up. "You'll be dead like the rest of them."
K+, English, Adventure & Friendship, chapters: 3, words: 7k+, favs: 9, follows: 11, updated: 2/5 published: 12/31/2022, OC, Whitebeard Pirates, Villain Alliance, Dabi
19 Supernovas That Summon Pirates To Another Dimension (Haitus) » by ManhwaNAnimeFan The Supernovas all get sent to a world full of heroes, how will this go? The Supernova are just after Wano and before Egg-head so don't try to say that didn't Luffy meet Bonney? Or something. In MHA we'll see Class 1-A in USJ. T for mild swearing
T, English, Humor & Adventure, chapters: 4, words: 3k+, favs: 96, follows: 118, updated: 1/2 published: 12/27/2022, 1-A Students, Luffy, T. Law, Eleven Supernovas
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