One Piece Crossovers
Filters
3.9K | « Prev Page 1 .. 2 3 4 5 6 7 14 .. Last Next »

Izuku and Mei's Excellent Adventure by Bardothren reviews
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.
Crossover - One Piece & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Adventure/Humor - Chapters: 3 - Words: 13,256 - Reviews: 22 - Favs: 117 - Follows: 137 - Updated: 8/29 - Published: 7/25/2021 - Luffy, Gol D. Roger, Izuku M., Mei H.
The Princess & The Pirate by Saranghae Tenshi reviews
No Set Timeline: When 7-year-old Luffy meets 6-year-old Princess Usagi, he declares that she'll be his Queen while on his journey to become King of the Pirates. Now, as Usagi is turning 21, a 22-year-old Luffy & his surprised crew will travel to Luffy's wedding. What will happen before & during the wedding? -A LuffyღUsagi Pairing- Alive Sabo&Ace- Very very slow updates/hiatus ㅠㅠ
Crossover - Sailor Moon & One Piece - Rated: K+ - English - Friendship/Romance - Chapters: 26 - Words: 68,538 - Reviews: 48 - Favs: 139 - Follows: 131 - Updated: 8/29 - Published: 10/1/2020 - [Usagi T./Serena/Bunny/Sailor Moon, Luffy] Sailor Senshi/Sailor Scouts, Ace
Going into new adventures by leonardo18anime reviews
Soon after escaping Grace Fields, Emma and Ray as well the others kids explore the outside world. However, they feel that they don't have much of a chance. Luckily, appears to them a straw Hat captain and his crew that is going to guide the kids to safety and make them help survive in this demon-infested world. But also to live out in peace and have crazy adventures together.
Crossover - One Piece & Promised Neverland/約束のネバーランド - Rated: T - English - Adventure/Drama - Chapters: 5 - Words: 11,937 - Reviews: 24 - Favs: 65 - Follows: 77 - Updated: 8/28 - Published: 4/4/2021 - Luffy, Usopp, Emma, Ray
Looking for the Seven Deadly Sins by leonardo18anime reviews
After the Great War of Wano, the Straw Hats are ready to set sail towards Elbaf. However, in the sky the Supreme Deity thinks that the pirates are the perfect group to save her world from the Demon King army. While there the crew meets a person called Meliodas, a princess named Elizabeth, and a pig. There they will help find the Seven Deadly Sins and fight demons!
Crossover - One Piece & Seven Deadly Sins/七つの大罪 - Rated: T - English - Fantasy/Friendship - Chapters: 2 - Words: 1,666 - Reviews: 10 - Favs: 49 - Follows: 59 - Updated: 8/28 - Published: 9/5/2021 - Luffy, Zoro, Meliodas, Elizabeth L.
Ben 10: Life of A Pirate by Ciel Binns reviews
Ben Tennyson is offered a chance to explore a new world, filled with pirates, treasure, monstrous creatures and so much more. Watch as he puts together the strongest pirate crew in history in order to become Pirate King
Crossover - Ben 10 & One Piece - Rated: K+ - English - Adventure/Friendship - Chapters: 7 - Words: 81,503 - Reviews: 44 - Favs: 67 - Follows: 65 - Updated: 8/28 - Published: 4/16
Oubliette by xenaharry97
Une pirate oubliée, peut-elle un jour retrouver son passé. Oubliette, quand un simple sort peut tout changer.
Crossover - Harry Potter & One Piece - Rated: K - French - Family - Chapters: 1 - Words: 2,299 - Published: 8/28 - Complete
Wizards, Assassins, and Pirates! by King of Stories reviews
After being sucked into a 2nd gateway. Fairy Tail and the former Night Raid assassins are scattered around the Grand Line of the One Piece World. Each of them will have learn to survive the dangers and enemies through the seas. New friends will be made and new enemies however the Demons from Tartaros, what is their next plan and how did Mard Geer return? Read and find out.
Crossover - One Piece & Fairy Tail - Rated: T - English - Fantasy/Adventure - Chapters: 60 - Words: 291,607 - Reviews: 117 - Favs: 105 - Follows: 107 - Updated: 8/28 - Published: 5/31/2020
Unwavering Will in the Sea by dafid1 reviews
What if Frisk from Undertale went to the world of One Piece? See what happens as Frisk goes on a new adventure!
Crossover - One Piece & Undertale - Rated: K+ - English - Adventure/Friendship - Chapters: 59 - Words: 87,986 - Reviews: 41 - Favs: 160 - Follows: 165 - Updated: 8/28 - Published: 11/28/2020 - Luffy, Frisk
Lelouch's Romance Dawn by Ordinn Beaucephalis reviews
"That's some impressive presence you've got there, kid. Tell me, how come you're not a commander yourself?"
Crossover - One Piece & Code Geass - Rated: M - English - Mystery/Adventure - Chapters: 16 - Words: 191,983 - Reviews: 221 - Favs: 790 - Follows: 889 - Updated: 8/27 - Published: 8/4/2016 - Robin, T. Law, Charlotte Katakuri, Lelouch L.
Ocean of Freedom by Queen Ryuu reviews
Violet Potter is the twin sister of Boy Who Lived. Given to the Dursley at a young age she is treated no better than a slave. She is saved by the Goddess of the blues who gives her the task to travel her seas while armed with gift to assist her. Adopted from TheBlackSeaReaper, formerly Chaos of the Sea
Crossover - Harry Potter & One Piece - Rated: T - English - Adventure - Chapters: 3 - Words: 4,734 - Reviews: 17 - Favs: 149 - Follows: 184 - Updated: 8/26 - Published: 8/7 - Harry P., Luffy, Ace
Battle of the Best by AJ2025 reviews
Fighters from vastly different worlds come together in this story to go all out in situations that we'd probably never see. Whether it's Luffy vs Naruto, Whitebeard vs All Might or fights from the same verse like Zoro vs Sanji. This is the place for my imagination to run wild and for us to experience these unlikely battles. Let's have fun guys.
Crossover - Naruto & One Piece - Rated: T - English - Fantasy - Chapters: 12 - Words: 20,123 - Reviews: 6 - Favs: 25 - Follows: 18 - Updated: 8/26 - Published: 4/4/2020 - Naruto U., Kyuubi/Kurama, Luffy, Sanji
Fleeting Dream! by Gr33dy-N1ghtmar3 reviews
A punishment deserves a just cause. But it lack thereof would cause unwarranted misfortune. A world where human and monsters reign together, the fight for supremacy would ensure chaos. What happens when it is fate weaving the future of torch bearers? Destined to shape of the next era, be it feud or treachery, if it fate that rolls the dice, then they are all pawns to be played.
Crossover - One Piece & Ben 10 - Rated: T - English - Adventure/Fantasy - Chapters: 1 - Words: 4,898 - Reviews: 5 - Favs: 8 - Follows: 8 - Published: 8/26 - Ben T.
The Biju Biju Fruit by Emma Iveli reviews
AU crossover with One Piece, part of What if Naruto was raised by…? challenge. Monkey D. Luffy and his younger brother Fox D. Naruto travel the East Blue to find a crew so Luffy can become King of the Pirates and Naruto a Kage. Please R&R
Crossover - Naruto & One Piece - Rated: T - English - Humor/Adventure - Chapters: 381 - Words: 606,689 - Reviews: 4443 - Favs: 2,462 - Follows: 1,971 - Updated: 8/25 - Published: 8/25/2006 - Naruto U., Luffy
Une Mer de Magie by Chesca-Shan reviews
Aucun lien ne devait exister entre ces deux mondes si différents mais tous deux frappés par une guerre imminente. Ils doivent faire une alliance pour gagner leur guerre respective. Mais cette alliance est-elle seulement militaire ? Où cache-t-elle un secret plus lourd entre les deux mondes ? Au milieu de tout cela, une femme aux yeux rouge et pâle : Emily. [Collab avec Nalia78 !]
Crossover - Harry Potter & One Piece - Rated: K+ - French - Mystery - Chapters: 60 - Words: 114,069 - Reviews: 3 - Favs: 14 - Follows: 12 - Updated: 8/24 - Published: 9/12/2020 - Minerva M., Albus S. P., Sengoku, OC
A Silver Legacy by KingofKings94 reviews
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)
Crossover - One Piece & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Adventure/Humor - Chapters: 12 - Words: 49,909 - Reviews: 53 - Favs: 198 - Follows: 220 - Updated: 8/23 - Published: 10/12/2020 - OC, 1-A Students, 1-B Students
I'm Boned by Sky Land Sea reviews
I had a pretty average life. Next thing I know, I'm in a world I've only ever fantasized about being in. Now I'm sailing with the craziest pirate crew there is. What could go wrong? (Self-insert) First fic... mostly One Piece with x-over elements.
Crossover - One Piece & Bionicle - Rated: T - English - Adventure/Friendship - Chapters: 15 - Words: 71,607 - Reviews: 13 - Favs: 62 - Follows: 71 - Updated: 8/23 - Published: 5/9/2019
Crew from another world by HeavenStar 18 reviews
He had lost his power and the woman he loves because of him. But then one day he gets both back, but not the way he wanted. When Darks plan for revenge backfires, the three of them are taken to a different world. One with pirates. Its here that Star and Hermiones new life begins.
Crossover - Harry Potter & One Piece - Rated: M - English - Adventure/Romance - Chapters: 31 - Words: 67,732 - Reviews: 1 - Favs: 23 - Follows: 27 - Updated: 8/23 - Published: 5/18/2021 - [OC, Hermione G.] [Luffy, Nami]
The Pirates of Grand Line by Tfhyuf reviews
The sea, the homeland of all dreamers, everyone who has ever dreamed of the sea is somehow connected to this blue immensity, this is Naruto Uzumaki's motivation to embark on his adventures as a pirate Accompany him on his journey to sail the ocean in search of the world's greatest treasures, including the crown jewel: the One Piece
Crossover - Naruto & One Piece - Rated: M - English - Adventure/Sci-Fi - Chapters: 1 - Words: 1,708 - Reviews: 3 - Favs: 22 - Follows: 27 - Published: 8/23 - Naruto U., Luffy
Kr in Pieces by Selfish Self-insert reviews
Waking up in one of my all time favorite animes with the powers of a demigod, next stop worlds strongest...Unless...are..are devil fruit magic? Devil fruit are magic aren't they...*sigh* of course they are. self insert with the powers of superboy
Crossover - One Piece & Young Justice - Rated: M - English - Adventure/Humor - Chapters: 26 - Words: 78,370 - Reviews: 259 - Favs: 824 - Follows: 987 - Updated: 8/22 - Published: 9/14/2021 - OC, Conner K./Superboy
The Emperor of the Dark Sun by Dath Zion reviews
When Uchiha Sasuke was hit by a technique created by the Otsutsuki Clan, he had not been expecting to land in a world as dark as his own with Emperors, Governments, Warlords, Revolutionaries, and Pirates. He could not change what was bound to happen but he could indeed change how he acts in the face of it. His Nindo- the way of shinobi, Sasuke would be sure to find it here
Crossover - Naruto & One Piece - Rated: T - English - Adventure/Fantasy - Chapters: 3 - Words: 22,767 - Reviews: 51 - Favs: 159 - Follows: 202 - Updated: 8/22 - Published: 7/12 - Sasuke U., Luffy, T. Law, Yonko
Platinum Pirate by Your Teammate reviews
"Looks like we're going to be partners from now on. Together, we'll see all this world has to offer." When Incumbent Champion Lucas was called in to investigate a mysterious buildup of psychic energy in the Solaceon Ruins, he didn't expect for his wish from so long ago to come true, in potentially the worst (or best) way possible.
Crossover - Pokémon & One Piece - Rated: M - English - Adventure/Friendship - Chapters: 14 - Words: 97,141 - Reviews: 70 - Favs: 170 - Follows: 223 - Updated: 8/22 - Published: 8/31/2021 - Lucas/Kouki, Gardevoir/Sirknight, Smoker
My Big Brother is an Awesome Swordsman by eleteo125 reviews
Midoriya Izuku has a very strong and reliable older brother who has helped him on his journey on his dream into being a hero and to not let his circumstances stand in the way of his dreams. His big brother also uses three swords which is the coolest thing he's ever seen. (Also on AO3)
Crossover - One Piece & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Humor - Chapters: 11 - Words: 81,187 - Reviews: 67 - Favs: 415 - Follows: 462 - Updated: 8/22 - Published: 7/6 - Zoro, Izuku M.
The Return of Red Leg by W.T.Ghost reviews
In the grand line anything can and will happen put the lasting any one expected would be to find a kid drifting in the one of the most dangerous seas
Crossover - Naruto & One Piece - Rated: M - English - Adventure/Romance - Chapters: 1 - Words: 1,970 - Reviews: 5 - Favs: 15 - Follows: 14 - Published: 8/21
Stallion of the Line by Vimesenthusiast reviews
After his father's mistakes catch up to him Ranma's offered a job by Belldandy and Urd: to take on the role of heroes in other dimensions who have failed in their destinies. Sent into the One Piece Universe, his mind merges with Luffy's as a baby. What effect will a smarter, more battle-hardened Luffy with unheard of skills make in this screwed up world? Should be fun to find out!
Crossover - Ranma & One Piece - Rated: M - English - Humor/Adventure - Chapters: 35 - Words: 976,982 - Reviews: 2076 - Favs: 4,039 - Follows: 4,018 - Updated: 8/21 - Published: 10/21/2017 - Ranma, Robin, Boa Hancock
Les âmes écorchées by The Devil is Lucky reviews
La vie est un chemin tortueux possédant de multiples croisements où se rencontrent les pauvres âmes écorchées qui s'y promènent plus ou moins longtemps, qui font un bout de route ensemble, parfois demeurent, parfois se séparent, au gré des aléas de ce foutu Destin qui se marre bien.
Crossover - Harry Potter & One Piece - Rated: M - French - Adventure/Drama - Chapters: 16 - Words: 99,172 - Reviews: 22 - Favs: 8 - Follows: 13 - Updated: 8/21 - Published: 3/15/2021 - Severus S., Regulus B., S. Rayleigh, OC
3.9K | « Prev Page 1 .. 2 3 4 5 6 7 14 .. Last Next »