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The Straw Hat of the Labyrith by leonardo18anime reviews
While training during the Time Skip Luffy finds a weird amulet, one that transports him to a new world which he doesn't know. To get around he needs to explore a Labyrinth and gather a lot of money. While doing that he meets up with some beautiful girls that will awaken something in him and teach him how to love and other benefits. Harem Luffy. Lemons.
Crossover - One Piece & Harem in the Labyrinth of Another World/異世界迷宮でハーレムを - Rated: M - English - Friendship/Romance - Chapters: 2 - Words: 4,508 - Reviews: 8 - Favs: 42 - Follows: 48 - Updated: 1/19 - Published: 9/22/2024 - [Luffy, Roxanne, Sherry, Cassia A.]
Straw Hats DXD2 by leonardo18anime reviews
Upon arriving on an island Luffy is sent to a new world where there are creatures called Demons, Angels, and Fallen Angels. While there he meets a girl named Rias and joins her club. Now Luffy needs to find a way home while making new friends and maybe find the way to some girl's hearts. Luffy x Harem. Future Lemons. A bit OOC Luffy
Crossover - One Piece & High School DxD/ハイスクールD×D - Rated: M - English - Supernatural/Friendship - Chapters: 62 - Words: 212,100 - Reviews: 597 - Favs: 719 - Follows: 766 - Updated: 1/19 - Published: 9/4/2022 - [Luffy, H. Akeno, Rias G.] H. Issei
Straw Hats Vigilantes by leonardo18anime reviews
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.
Crossover - One Piece & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Friendship/Adventure - Chapters: 108 - Words: 335,897 - Reviews: 1311 - Favs: 1,653 - Follows: 1,698 - Updated: 1/19 - Published: 7/12/2019 - Luffy, Strawhat Pirates, Izuku M., 1-A Students
Justice for the land of the Samurai by leonardo18anime reviews
After escaping from the Big Mom pirates,the Sanji rescue team end up crossing some mysterious fog where they are teleported to the DC Universe. Now Luffy and the crew have to try make an alliance with the Justice League in order to help the situation at Wano and defeat Kaifo once and for all.
Crossover - DC Superheroes & One Piece - Rated: T - English - Humor/Adventure - Chapters: 48 - Words: 198,954 - Reviews: 374 - Favs: 444 - Follows: 442 - Updated: 1/19 - Published: 1/11/2020 - Luffy, C. Kent/Kal-El/Superman, B. Wayne/Batman, Princess Diana/Wonder Woman
Heroes of the New World by Zaru reviews
A Crossover Story between Zaru and Juubi-k. As Yamato, Son of Kaido, heals from her wounds from a battle against her tyrannical father, a chance meeting with a injured boy in green opens her world. And that world, will change. The boy's name? Midoriya Izuku. For Questions, refer to FAQ in story(after Chapter 15)
Crossover - One Piece & My Hero Academia/僕のヒーローアカデミア - Rated: M - English - Adventure - Chapters: 82 - Words: 523,494 - Reviews: 1736 - Favs: 2,504 - Follows: 2,678 - Updated: 1/18 - Published: 6/11/2022 - [Yamato, Izuku M.] T. Law, Reiju
Kill One Hero by ShockingShoes reviews
During childhood, Izuku Midoriya and Monkey D. Luffy became friends, and when Izuku begins to train his quirk, One for All, Luffy arrives yet again, showing Izuku just how different the Grand Line is from Japan. This story is a crossover between One Piece, My Hero Academia, and Kill La Kill (though the Kill La Kill elements aren't as prominent, unfortunately). Updates erratically.
Crossover - One Piece & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Adventure - Chapters: 20 - Words: 120,582 - Reviews: 21 - Favs: 43 - Follows: 48 - Updated: 1/18 - Published: 10/20/2024 - Luffy, Chopper, Izuku M.
Phantom Dragon of the Straw Hat Pirates by TheWhiteTitan reviews
When Luffy went to Impel Down to save Ace, he met the strangest guy ever, who decided to help him out just for the hell of it. Watch as the world is turned upside as the stranger named Danny joins Luffy on his journey. Disclaimer: I don't own anything. Rated T for blood, swears, harems and innuendos. No lemons, but there will be mentions of them.
Crossover - One Piece & Danny Phantom - Rated: T - English - Adventure/Friendship - Chapters: 10 - Words: 70,299 - Reviews: 150 - Favs: 397 - Follows: 437 - Updated: 1/17 - Published: 4/30/2023 - Luffy, Danny F.
The Multiversal Plumbers by Eternal4Ever reviews
(Inspired by The Crimson Yinglet stories) After a conflict that caused the Power Stars to be transported to other universes, it is up to Mario, Luigi and his friends to find them. New friends and foes will come, but they all will learn a very important lesson: These plumbers are NOT like the others! Arc 1: One Piece
Crossover - One Piece & Mario - Rated: M - English - Parody/Adventure - Chapters: 25 - Words: 124,280 - Reviews: 49 - Favs: 89 - Follows: 84 - Updated: 1/17 - Published: 10/8/2023 - Mario, Luigi, Strawhat Pirates, Ace
An Aura of Freedom by DolphinLover420 reviews
The Straw Hat Pirates come across a mysterious island in the Grand Line which has been isolated from the rest of the world. There, they meet a young man who calls himself a 'Pokemon Trainer', and throw themselves headfirst into a world-changing new Pokemon adventure.
Crossover - Pokémon & One Piece - Rated: T - English - Adventure/Friendship - Chapters: 25 - Words: 236,075 - Reviews: 28 - Favs: 113 - Follows: 128 - Updated: 1/17 - Published: 9/19/2023 - Luffy, Zoro, Vivi, OC
Where Is New Canaan Anyway? by Ballistic947 reviews
Joshua Graham has lost everything. Set ablaze and hurled down the Grand Canyon, Joshua awakes to a strange alien world untouched by the bombs, and utterly unrecognizable to himself. Seeking redemption, Joshua finds himself entwined in kingdom ending conspiracies, battling a tyrannical world government, and confronting ghosts of the past. Grand Line Beware: The Burned Man Walks!
Crossover - Fallout & One Piece - Rated: M - English - Adventure/Hurt/Comfort - Chapters: 4 - Words: 20,674 - Reviews: 36 - Favs: 137 - Follows: 182 - Updated: 1/17 - Published: 11/4/2023 - Caesar, Joshua Graham, Luffy, Robin
The Land of the Samurai by SilverXSilver reviews
There was a time when our country was called by that name. Those dream-filled blue skies are now filled with smog from weapon factories. The towns where the samurai once proudly walked are now filled with swaggering, arrogant pirates. We were stripped of our swords, our status, our honor and everything else. However, the samurai spirit is still alive here. This is our final battle.
Crossover - One Piece & Gintama - Rated: T - English - Humor/Adventure - Chapters: 19 - Words: 132,999 - Reviews: 79 - Favs: 92 - Follows: 102 - Updated: 1/15 - Published: 7/17/2023 - Luffy, Momonosuke, Gintoki S.
Rewind by reinDank reviews
She truly loved her brother—honestly, she really did—but even someone as patient as Monkey D. Maxine had her limits. And her twin brother, Monkey D. Luffy, seemed to have a knack for testing every single one of them.
Crossover - One Piece & Life is Strange - Rated: K+ - English - Supernatural/Adventure - Chapters: 1 - Words: 2,953 - Reviews: 2 - Favs: 5 - Follows: 5 - Published: 1/15 - Luffy, Max C.
Naruto: Akatsuki by GodlyVortexOfPain reviews
Naruto is transferred into the one piece world after his final battle with sasuke from there on he just goes around the globe for adventures with a hope of someday going back to his home Naruto x Harem I don't own either Naruto or One Piece, both of them are owned by Masashi Kishimoto & Eiichiro oda.
Crossover - Naruto & One Piece - Rated: M - English - Drama/Adventure - Chapters: 2 - Words: 18,394 - Reviews: 25 - Favs: 157 - Follows: 195 - Updated: 1/15 - Published: 11/22/2024 - Naruto U., Boa Hancock, Mihawk, Robin
An Ocean of Lives by AmusedLight reviews
Kidnapped by a traitor out of a village that already hated his presence, Naruto wonders about the world's vast ocean where he'll meet all kinds of people and learn the hardships of life, bringing chaos in his wake to find a way home. With war on the horizon, Naruto must choose how history defines him. Military aspect, romance-building, chapter 46 going through Revision.
Crossover - Naruto & One Piece - Rated: M - English - Adventure/Romance - Chapters: 56 - Words: 369,380 - Reviews: 1283 - Favs: 1,805 - Follows: 2,002 - Updated: 1/14 - Published: 2/8/2021 - Naruto U.
Nous ne sommes pas seuls ! by Chesca-Shan reviews
Je pensais fuir la misogynie courante de la société en allant dans la Marine, mais jee me retrouve sous les ordres d'un misogyne de qualité. Mais aujourd'hui, la plume et l'encre sont mes armes favorites depuis que j'ai trouvé un certain Death Note. Les hommes n'ont qu'à bien se tenir désormais. CAR JE SUIS LA JUSTICE !
Crossover - One Piece & Death Note - Rated: M - French - Adventure/Mystery - Chapters: 37 - Words: 73,015 - Reviews: 27 - Favs: 8 - Follows: 9 - Updated: 1/14 - Published: 7/13/2017 - Akainu/Sakazuki, OC, L, Ryuk
Milenio Vacío II: Viejo Mundo by Sun Dancer 0880 reviews
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
Crossover - One Piece & My Hero Academia/僕のヒーローアカデミア - Rated: K+ - Spanish - Adventure/Friendship - Chapters: 99 - Words: 745,113 - Reviews: 98 - Favs: 48 - Follows: 44 - Updated: 1/14 - Published: 2/1/2023 - Luffy, Strawhat Pirates, Toshinori Y./All Might, 1-A Students
Wizards in the New World by King of Stories reviews
Ace and his friends from Fairy Tail along with two allied wizards join to the world of pirates where they'll sail through the New World and hoping to keep his promise to two people in Wano. New enemies will appear and new friendships. Will the wizards be able to defeat Kaido and the enemies in Wano. Rated for violence and maybe two deaths.
Crossover - One Piece & Fairy Tail - Rated: T - English - Adventure/Fantasy - Chapters: 2 - Words: 25,554 - Reviews: 5 - Favs: 12 - Follows: 12 - Updated: 1/12 - Published: 11/17/2024
BAKZ, One Piece x Toriko crossover specal by Artzilla406 reviews
a crossover between the ever Hungry Gourmet Hunter, the Pirate with the big dream, and four otherworldly boys.
Crossover - One Piece & Toriko - Rated: T - English - Adventure - Chapters: 1 - Words: 8,855 - Reviews: 4 - Favs: 2 - Follows: 2 - Published: 1/12 - Complete
Renegade Justice by Jack Grey Logan reviews
Naruto Namikaze left home to join the Marines like his father before him. However, during his journey, he soon discovered the world was not only always divided in white and black, only gray which some marines are not always heroes and not all pirates are bad as he thought. Remake of Dorlath's Naruto the Marine: story discontinued
Crossover - Naruto & One Piece - Rated: T - English - Adventure - Chapters: 20 - Words: 118,273 - Reviews: 44 - Favs: 107 - Follows: 111 - Updated: 1/11 - Published: 12/20/2021
A Damned Blond in the Ocean by AmusedLight reviews
Orphan, Prankster, Friend, Marine, Veteran, Deserter. That was what Uzumaki Naruto went through, having not given the best deal in life, he wanted something after everything he went through: To be Free. Naruto/Harem. I own nothing
Crossover - Naruto & One Piece - Rated: M - English - Adventure - Chapters: 8 - Words: 37,415 - Reviews: 142 - Favs: 630 - Follows: 749 - Updated: 1/11 - Published: 9/17/2023
The Marine Demon's War Diary by Zweiil reviews
"Live as long as possible, if you lose your life again, there will be no possible resurrection." This is the ordeal that Being X imposed on Tanya during her second life. And that's exactly what she will do without asking for help from the individual she considers an impostor, despite all his schemes.
Crossover - Youjo Senki: Saga of Tanya the Evil & One Piece - Rated: T - English - Adventure/Fantasy - Chapters: 28 - Words: 144,688 - Reviews: 109 - Favs: 372 - Follows: 476 - Updated: 1/11 - Published: 12/20/2022 - Tanya, Visha
Shiniboi X Strawhats by NaruSaku and SoKai fan in KY reviews
Naruto and Sakura were on a mission to find the missing scroll. It is at a mysterious River. It led them to an incredible world filled with Pirates. One in particular... a rubber man one.
Crossover - Naruto & One Piece - Rated: T - English - Adventure/Romance - Chapters: 26 - Words: 125,459 - Reviews: 113 - Favs: 124 - Follows: 117 - Updated: 1/11 - Published: 1/14/2024 - [Naruto U., Sakura H.] [Luffy, Nami]
Second Chances: Itachi Uchiha, the Pirate? by JKDstudent reviews
Itachi Uchiha, on his death throes, is given a new life, in a new place. Awakening in an unknown place following his battle against his brother, he finds himself with an opportunity to try again. What will he do with this new life?
Crossover - Naruto & One Piece - Rated: T - English - Adventure/Friendship - Chapters: 15 - Words: 64,305 - Reviews: 19 - Favs: 86 - Follows: 94 - Updated: 1/10 - Published: 10/21/2024 - Itachi U., Strawhat Pirates
The Mega Tournament of Power by Lane Tempest reviews
8 Universes. Only one winner. The most suitable warriors have been assembled into teams of 10 for a pitched battle. 80 Fighters, only one winner. Whoever wins will have a wish capable of giving them everything, whoever loses will lose everything. Can our heroes survive this conflict...? Or will they yield to the power of the strongest? Find out!
Crossover - One Piece & Dragon Ball Super - Rated: T - English - Chapters: 1 - Words: 2,250 - Reviews: 2 - Favs: 2 - Follows: 2 - Published: 1/9 - Zoro, Son Goku
Screw It, I'm Going Out to Find It! by WiseSalmon reviews
One fateful day Jaune Arc decides he doesn't want to be a huntsman anymore. Instead, he wants to set sail to the Grand Line, find the One Piece, and become King of the pirates. Most of his friends may think he's crazy, but that's okay. At least some of them are willing to join along on his quest.
Crossover - One Piece & RWBY - Rated: M - English - Humor/Adventure - Chapters: 45 - Words: 199,052 - Reviews: 66 - Favs: 252 - Follows: 266 - Updated: 1/8 - Published: 5/8/2023 - [Blake B., Jaune A.] Ruby R., L. Ren - Complete
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