One Piece Crossovers
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Ultimate One piece by fwflygon reviews
Luffy will go on an adventure to find the one-piece however he will find many new crew mates and new challenges. This is no normal one-piece, just remember this is the Ultimate One Piece. (Crossovers and new arcs) Change to M to be safe
Crossover - Fairy Tail & One Piece - Rated: M - English - Adventure/Fantasy - Chapters: 3 - Words: 14,163 - Reviews: 1 - Favs: 6 - Follows: 4 - Updated: 1/27 - Published: 12/11/2023 - Luffy, Zoro, OC
Novus Mundo: New World by hopefully not a bad author reviews
The Fourth Shinobi War ended with Kaguya destroying the Shinjuu and the world shattering. However, certain shinobi were given a second chance at life through reincarnation into the grand world of One Piece, where a brand new adventure shall begin. i.e. Naruto characters get sent to One Piece. Konoha Pirates! (Reviews please)
Crossover - Naruto & One Piece - Rated: K+ - English - Chapters: 4 - Words: 22,105 - Reviews: 13 - Favs: 65 - Follows: 84 - Updated: 1/27 - Published: 11/5/2023 - Hinata H., Shikamaru N., Team Seven
Chained Mochi by Budang2005 reviews
What a predicament indeed it is for Katakuri who would've thought that after a big fight between him and luffy he had somehow find himself in a world where women are superior and portals that pops up everywhere to a world called Mato that's infested with creatures known as Shuuki how will Katakuri Handle it the answer was simple...Donuts.
Crossover - One Piece & Mato Seihei no Slave/魔都精兵のスレイブ - Rated: T - English - Adventure - Chapters: 2 - Words: 3,702 - Reviews: 4 - Favs: 22 - Follows: 27 - Updated: 1/26 - Published: 1/24 - Charlotte Katakuri, Fubuki Azuma, Himari Azuma, Yuuki Wakura
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: 12 - Words: 103,028 - Reviews: 11 - Favs: 55 - Follows: 62 - Updated: 1/26 - Published: 9/19/2023 - Luffy, Zoro, Vivi, OC
DEATH the Mysterious Organization by Tre600 reviews
When a secret organization makes its move Naruto of the Ninja World and Luffy of the Straw Hat Pirates and their friends must unite to take out this evil group The longer they're together the more the horrible truth of the relationship between the World Government and Ninja World becomes clearer and on top of that the leader of this organization knows them all personally.
Crossover - Naruto & One Piece - Rated: M - English - Adventure/Friendship - Chapters: 105 - Words: 365,972 - Reviews: 27 - Favs: 70 - Follows: 71 - Updated: 1/25 - Published: 11/11/2019
The Sea Monkey by goombthegreat
After Lord Beerus’ trip to Earth, a great mishap occurs. Goku has been transported to the world of Marines and Pirates! Join him on his adventure in the new world.
Crossover - Dragon Ball Super & One Piece - Rated: T - English - Adventure - Chapters: 1 - Words: 705 - Favs: 3 - Follows: 2 - Published: 1/24 - Strawhat Pirates, Son Goku
One Piece Treasure Of The Gods by Hector Flores
In the age of the Void century, gods from other realities arrived and changed the world of one piece for better or worse this is the adventure of the straw hat Pirates this is a Au Harem story.
Crossover - One Piece & Percy Jackson and the Olympians - Rated: M - English - Romance/Adventure - Chapters: 5 - Words: 23,366 - Favs: 26 - Follows: 31 - Updated: 1/24 - Published: 7/4/2023
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: 5 - Words: 22,488 - Reviews: 103 - Favs: 485 - Follows: 584 - Updated: 1/24 - Published: 9/17/2023
The Overlord Of The Sea by PandaMax reviews
In an unexpected twist, Ainz and the denizens of Nazarick find themselves transported not to the New World, but to the vibrant and treacherous world of One Piece. Intrigued by this uncharted world, Ainz curiously embarks on a journey of exploration, unaware that his loyal guardians are orchestrating a grand scheme to present the world to him as a gift.
Crossover - One Piece & Overlord/オーバーロード - Rated: T - English - Adventure/Fantasy - Chapters: 3 - Words: 19,478 - Reviews: 24 - Favs: 89 - Follows: 116 - Updated: 1/24 - Published: 1/16 - Luffy, Zoro, Ainz, Albedo
Digital Reincarnation by Sakura Alexia reviews
Her story had to be one of a kind, one that not even the craziest person in existence would ever believe nor tell, it was surreal even for those who still believed in legends and fairytales… and even more for herself. How? Someone would ask. She was dead, or rather she should have been. So then… why was she in a laboratory of some sorts?
Crossover - One Piece & Nier - Rated: T - English - Angst/Family - Chapters: 101 - Words: 369,434 - Reviews: 12 - Favs: 94 - Follows: 106 - Updated: 1/24 - Published: 12/22/2021 - Robin, 2B, 9S, A2
Duality Pirate by SkyKicker10101
A seasoned pirate, battered by a treacherous storm, finds themselves capsized at sea. After a harrowing struggle, they wash ashore on an unfamiliar beach in a mysterious new world, surrounded by uncharted landscapes and unknown possibilities.
Crossover - One Piece & Overlord/オーバーロード - Rated: M - English - Romance/Adventure - Chapters: 1 - Words: 1,611 - Favs: 6 - Follows: 7 - Published: 1/23 - Ainz, Albedo, Aura, OC
DELTA: Rise of Shul Shagana by MangaToons reviews
Reboot of The Delta Saga: Team Natsu, Happiness Charge/Tropical Rouge Precure, students from Academy City, and Symphogear users wound up stuck in a world of pirates. They have to rely on the Straw Hat pirates and an young boy labeled as the Ultimate Plague.
Crossover - One Piece & Senki Zesshō Symphogear/戦姫絶唱シンフォギア - Rated: T - English - Adventure/Humor - Chapters: 53 - Words: 320,950 - Reviews: 166 - Favs: 157 - Follows: 140 - Updated: 1/23 - Published: 10/30/2015 - Luffy, OC, Shirabe T.
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 ƸLuffyღUsagiƷ Pairing- Alive Sabo&Ace- hiatus ㅠㅠ
Crossover - Sailor Moon & One Piece - Rated: K+ - English - Friendship/Romance - Chapters: 35 - Words: 91,844 - Reviews: 62 - Favs: 192 - Follows: 169 - Updated: 1/22 - Published: 10/1/2020 - [Usagi T./Serena/Bunny/Sailor Moon, Luffy] Sailor Senshi/Sailor Scouts, Ace
MHA X One piece X Overlord : Who is the real hero ? by raptor10 reviews
The characters of Overlord and One piece (Wano Kuni arc) in the universe of MHA? What scenario could this create? Wars ? Alliances? The end of the heroes? The victory of the villains? being at the side of All Might, Galadriel and Luffy, Deku will understand that being a hero is never easy and that everyone has his own definition of justice.
Crossover - One Piece & My Hero Academia/僕のヒーローアカデミア - Rated: M - English - Adventure/Humor - Chapters: 113 - Words: 410,438 - Reviews: 881 - Favs: 249 - Follows: 255 - Updated: 1/22 - Published: 12/5/2021 - Luffy, Kaidou, Toshinori Y./All Might, 1-A Students
The void's devils by Stopasiancovidhatecrime reviews
Just read it, you'll understand. If I did own One piece or Familiar of Zero, would I be reading or writing fanfics? Rated T for safety
Crossover - Familiar of Zero & One Piece - Rated: T - English - Romance/Humor - Chapters: 1 - Words: 25 - Reviews: 4 - Favs: 3 - Follows: 5 - Published: 1/22
Dark-Dark Chunibyo by Shadow Joestar reviews
When Supernatural Battles became Commonplaces and One Piece Crossover. What if Jurai Ando got a different power than his "Dark and Dark" flames, a power that is all darkness and more useful as he and his club members will soon find themselves caught in a secret war while still trying to live a normal life and finding himself gaining a harem too. Lemon, school life, and funny.
Crossover - Anime X-overs & One Piece - Rated: M - English - Romance/Humor - Chapters: 13 - Words: 39,772 - Reviews: 25 - Favs: 82 - Follows: 79 - Updated: 1/21 - Published: 4/1/2020
La sphère Dagarath by ArtetNyx reviews
Lorsque l'équipage des Mugiwara découvre une étrange île où tout semble tourner autour d'une curieuse sphère, aucun d'eux ne s'attendait à atterir dans un monde bien différent du leur. Un monde emplit de magie, où vit une certaine guilde. Le temps et l'espace sont bien plus complèxes que l'on croit.
Crossover - One Piece & Fairy Tail - Rated: M - French - Romance/Adventure - Chapters: 12 - Words: 144,780 - Reviews: 11 - Favs: 15 - Follows: 14 - Updated: 1/21 - Published: 9/2/2020 - [Zoro, Robin]
Vers un Nouveau Monde by Thalia9015 reviews
Alors qu'il est âgé d'un peu plus de 4 ans, Harry Potter fait un vœu, comme pourrait en faire n'importe quel enfant de cet âge. Mais ce simple vœu aura des conséquences que nul ne pourrait imaginer. Transporté par sa magie dans un autre monde, Harry trouvera ce qu'il a toujours voulu avoir.
Crossover - Harry Potter & One Piece - Rated: K - French - Family/Adventure - Chapters: 30 - Words: 105,104 - Reviews: 70 - Favs: 177 - Follows: 195 - Updated: 1/20 - Published: 11/22/2020 - Harry P., Gol D. Roger, S. Rayleigh
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: 22 - Words: 104,324 - Reviews: 77 - Favs: 272 - Follows: 351 - Updated: 1/19 - 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: 2 - Words: 3,502 - Reviews: 6 - Favs: 30 - Follows: 31 - Updated: 1/18 - Published: 1/14 - [Naruto U., Sakura H.] [Luffy, Nami]
Alien? Is that food? by Wickerstein reviews
No matter the timelines, no matter the universes, there's always a kid who manages to find an alien artifact of incredible power. Now if he could only figure out which alien tastes the best, then he'll be in business.
Crossover - One Piece & Ben 10 - Rated: T - English - Adventure/Sci-Fi - Chapters: 3 - Words: 21,919 - Reviews: 15 - Favs: 34 - Follows: 45 - Updated: 1/18 - Published: 10/26/2023 - Luffy, Garp, Sabo, Prof. Paradox
Waifus on the High Seas by StreamingViking reviews
Self-Insert made using the Waifu Catalog CYOA One Piece Challenge: Where I am Monkey D. Rama the half-brother of genderbend Monkey D. Luffy and I do my best to make my sister the Pirate with a crew of familiar but genderbend faces, and women from other universes that are seemingly showing up here for no reason. SI/Harem. Lemons and Incest. One Piece/Fate/Multicross
Crossover - Fate/stay night & One Piece - Rated: M - English - Adventure/Supernatural - Chapters: 10 - Words: 48,392 - Reviews: 61 - Favs: 826 - Follows: 913 - Updated: 1/18 - Published: 9/10/2020 - Luffy, OC, Sieg/Homunculus
The lost swordsman by Luffytarodono reviews
Zoro gets lost on an island the straw hats decided to stop at. he enters a cave that transports him somewhere... but where.
Crossover - One Piece & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Chapters: 5 - Words: 6,541 - Reviews: 8 - Favs: 23 - Follows: 27 - Updated: 1/18 - Published: 12/19/2023 - Zoro, Izuku M., Shouta A./Eraserhead
Pokemon Legends: The Grand Blue! by ReynaAtTheEnd reviews
A scuffle between Dialga and Palkia has some significant repercussions - a great rift in the sky transports a scrappy, battle forged Trainer and her Pokemon into the wild and dangerous world of the Grand Line, and into the life of one Monkey D Luffy and his crew. Leaf has a dream of her own; but can she achieve it when she's torn between two worlds?
Crossover - Pokémon & One Piece - Rated: T - English - Adventure/Fantasy - Chapters: 2 - Words: 7,959 - Reviews: 15 - Favs: 56 - Follows: 70 - Updated: 1/18 - Published: 9/16/2023 - Leaf, Luffy
The unknown world by Cactuses are a thing reviews
The loki familia explores the deep regions of floor 70s, encountering the unknown will forever changed their reality.
Crossover - One Piece & Dungeon ni Deai o Motomeru no wa Machigatte Iru Darou ka - Rated: M - English - Mystery - Chapters: 2 - Words: 25,758 - Reviews: 6 - Favs: 11 - Follows: 17 - Updated: 1/18 - Published: 1/15 - OC, Finn D., Riveria Ljos Alf, Gareth L.
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