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Pirates on the Dream World by leonardo18anime
Morpheus the sandman calls upon the Straw Hats to help him fixes some mistakes. He needs people with big dreams and ambitions to accompany him in his journey. Can the Straw Hats handle hanging around with an entity and meet some other powerful living beings? Even those with the powers equal to gods? Maybe it's faith or some misfortune.
Crossover - Sandman & One Piece - Rated: T - English - Supernatural/Mystery - Chapters: 2 - Words: 1,250 - Favs: 4 - Follows: 8 - Updated: 8/14 - Published: 6/19/2021 - Dream, Death, Luffy, Robin
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: 36 - Words: 159,363 - Reviews: 233 - Favs: 258 - Follows: 249 - Updated: 8/14 - Published: 1/11/2020 - Luffy, C. Kent/Kal-El/Superman, B. Wayne/Batman, Princess Diana/Wonder Woman
The Fairy Pirates by leonardo18anime reviews
After the events of Skypiea, the Straw Hats come across a mysterious figure that directs them into an island with a weird symbol. There they meet a bunch of people that are from a new world. A world is full of magic, friendships, and guilds. Now while they are stuck in these worlds is up to Fairy Tail to sail together with the Straw-Hat crew in the hope to find their way home.
Crossover - One Piece & Fairy Tail - Rated: T - English - Adventure/Fantasy - Chapters: 24 - Words: 100,687 - Reviews: 264 - Favs: 387 - Follows: 416 - Updated: 8/14 - Published: 3/19/2020 - Luffy, Nami, Lucy H., Natsu D.
The King of The Ocean by Shadow Knight Destroyer reviews
Having been apart of the straw hats lives for so long without them noticing has kept him sane within Impel Down but now he will rise and strive towards his own dream like his Captain, Monkey D. Luffy. HIATUS TILL SOMETIME IN IS 2022
Crossover - Naruto & One Piece - Rated: T - English - Adventure/Romance - Chapters: 47 - Words: 121,660 - Reviews: 363 - Favs: 1,350 - Follows: 1,373 - Updated: 8/14 - Published: 8/6/2015 - Naruto U., Nami, Shirahoshi, Rebecca
Voyages of the Wild Sea Horse by rewind gone nuts reviews
Becoming a pirate captain in a fantastical world was never in Ranma's life plans. But when magic strands him in the Grand Blue, he has no choice. With an impish wizard as a guide, Ryoga as his navigator, and a crew made of unwanted fiancees (plus Nabiki), Ranma sets out to find the One Piece and return to Nerima!
Crossover - Ranma & One Piece - Rated: T - English - Adventure - Chapters: 19 - Words: 213,871 - Reviews: 392 - Favs: 588 - Follows: 662 - Updated: 8/13 - Published: 10/20/2020 - Ranma, Nabiki, Ryoga, Kodachi
Double Penetration by reinDank
Isekai Quartet xover! Another otherworlder joined them. And somehow, they got isekai'd again! This time to the world of sea, pirate, and most importantly, treasure! Continuations from Tanya's Puberty.
Crossover - Anime X-overs & One Piece - Rated: K+ - English - Humor/Adventure - Chapters: 1 - Words: 825 - Favs: 1 - Follows: 1 - Published: 8/12 - Complete
The Life and Times of a Magicless Dragon by kittyface27 reviews
Dragons didn't exist anymore. They all died a long time ago. But Ace existed. A young human who could turn into a dragon, or maybe vice versa. When he wanders into Fairy Tail and joins, he becomes the youngest of the guild. As he ages, he forms bonds with the guild and outsiders. But hardships follow something that should not exist.
Crossover - One Piece & Fairy Tail - Rated: T - English - Fantasy/Adventure - Chapters: 22 - Words: 103,643 - Reviews: 10 - Favs: 21 - Follows: 21 - Updated: 8/12 - Published: 4/21 - Marco, Ace, Sabo, Makarov D. - Complete
Saiyan Heroes on the Grandline! by F.M.D reviews
After a freak accident in the workshop of Hero Support Course Student, Athena Yagi! Kaen, Mina, and Eri, are transported to a strange new world filled with pirates and adventure. Join them, as they sail the Grandline, and into the New World. (Spinoff of my MHA-DBZ Crossover.)
Crossover - Anime X-overs & One Piece - Rated: M - English - Adventure/Family - Chapters: 18 - Words: 138,564 - Reviews: 18 - Favs: 22 - Follows: 18 - Updated: 8/12 - Published: 12/11/2021 - OC, Luffy, Zoro, Sanji
A Demon In A Slayers World by BossCampers
Zoro the legendary bounty hunter of the East Blue is being set up to be executed by firing squad while he hangs on the cross. But when a mysterious man frees him and asks for his help in another world what does he do? He says yes of course and travels to the world of demons, slayers, and opponents who test his metal. Oh and Zoro gets lost, that sucks
Crossover - One Piece & Kimetsu no Yaiba/鬼滅の刃 - Rated: T - English - Adventure/Fantasy - Chapters: 1 - Words: 7,732 - Favs: 8 - Follows: 15 - Published: 8/12 - Zoro, Rengoku Kyoujurou, OC, Kanroji M.
World Faring Wizards by cloud9stories reviews
The night at the Ministry at the end of his fifth year, Harry flings himself through the Veil to follow Sirius after Bellatrix killed him. Remus grabs him as he crosses the Veil. Both end up with Sirius's body in the North Blue, where Hawkings finds them thanks to one of his Tarots Readings. How will the world react to two wizards motivated to find a way home?
Crossover - Harry Potter & One Piece - Rated: T - English - Chapters: 1 - Words: 2,795 - Reviews: 11 - Favs: 45 - Follows: 76 - Published: 8/10 - Harry P., Remus L., G. Moria, Laboon
Hidden in the Wind by himmelblu reviews
Summary: A world where pirates, marines, shinobis, co-exist but are forever divided. Separationism breeds inequality and hostility and the world is in constant strife. But there are rumours of an individual, 'Hidden in the Wind', who can change the very fate of the world, ushering in a time of peace. (Full summary inside)
Crossover - Naruto & One Piece - Rated: K - English - Adventure/Family - Chapters: 4 - Words: 7,619 - Reviews: 6 - Favs: 21 - Follows: 29 - Updated: 8/9 - Published: 3/5/2021 - Whitebeard, Ace, Thatch, Whitebeard Pirates
One Piece: Reincarnated As Madara! by Alpha Acex reviews
*WARNING* I don't own nothing, everything belongs to their respective owners( except my MC). The MC is a person who will not save anyone and will not help anyone and would be nothing more than your anti-hero. The MC would be Reincarnated in the world of One Piece but he will have a power that people are not familiar with, he will have the powers of Madara Uchiha!
Crossover - One Piece & Naruto - Rated: M - English - Adventure/Humor - Chapters: 12 - Words: 12,006 - Reviews: 12 - Favs: 52 - Follows: 48 - Updated: 8/9 - Published: 7/20 - Nami, Madara U.
Barbe Noire by Airog reviews
Minato avait fait une grave erreur quand il avait laissé Naruto au village. À son retour avec sa famille, il apprend que son fils avait été envoyé en prison sans que ses amis le défende avant qu'il s'échappe et quitte les Nations. Des années plus tard, Minato trouve un indice qui pourrait l'aider à retrouver son fils. Naruto puissant ; harem / Konoha dénigrement / Gen. Boruto
Crossover - Naruto & One Piece - Rated: M - French - Adventure/Family - Chapters: 6 - Words: 55,802 - Reviews: 55 - Favs: 153 - Follows: 147 - Updated: 8/8 - Published: 8/6/2019 - [Naruto U., Ryūzetsu] [Minato N., Kushina U.]
Fuite et espoirs by Karen Killa reviews
Après le désastre avec Bluejam, Ace, Dadan et Liana ont été séparé. Liana se retrouve non loin de la ville haute et décide d'aller trouver son frère Sabo. Elle arrivera à temps pour le sauver et le ramènera blessé chez les bandits. Malheureusement cela veut dire que la fratrie ne peut plus rester il prennent la mer et se font vite remarquer par les pirates de Barbe Blanche FemHarry
Crossover - Harry Potter & One Piece - Rated: T - French - Family/Adventure - Chapters: 7 - Words: 24,828 - Reviews: 181 - Favs: 275 - Follows: 269 - Updated: 8/7 - Published: 6/17/2016 - Harry P., Luffy, Ace, Sabo
La Geste du Loup Blanc et du Chat Noir by Zialema reviews
Qui peut prétendre connaître les motivations de la Chasse Sauvage ? Ou du pourquoi elle s'intéresse à certains et pas à d'autres ? Tout ce qu'on sait, c'est qu'elle va de monde en monde pour trouver des soldats-esclaves pour sa cavalcade… et que certains parviennent à s'échapper...
Crossover - One Piece & Witcher - Rated: M - French - Fantasy/Adventure - Chapters: 35 - Words: 375,808 - Reviews: 20 - Favs: 34 - Follows: 33 - Updated: 8/7 - Published: 12/1/2019 - Ace, Thatch, Geralt of Rivia, Marco
Darkness of the Sea by Queen Ryuu reviews
FemHarry, Violet Potter is the Twin of the GWL. Given to the Dursleys who turn her into their personal Slave she is later taken to the Blue World by Eris for her happiness and gifted with a special magic.
Crossover - Harry Potter & One Piece - Rated: T - English - Adventure - Chapters: 2 - Words: 2,696 - Reviews: 209 - Favs: 623 - Follows: 773 - Updated: 8/7 - Published: 1/22/2016 - Harry P.
El Lobo Remnant by Byakono reviews
Jaune Arc, al ser descubierto con sus transacciones falsas, es expulsado de Beacon, sus "amigos" le dieron la espalda a excepción de unos pocos, pero un dios decide que ellos deben saber el potencial que abandonaron, el les mostrara las aventuras que el joven aspirante a héroe llega a tener junto a cierto chico de goma y su tripulación de dementes. Jaunexharem
Crossover - One Piece & RWBY - Rated: M - Spanish - Humor/Romance - Chapters: 17 - Words: 218,770 - Reviews: 40 - Favs: 104 - Follows: 108 - Updated: 8/6 - Published: 4/27/2020 - unknown 1, Team RWBY, Team JNPR
One PieceKingdom Hearts - La Puerta Oculta by SpiritWarriot reviews
(Remasterizado) Un antigua "Diosa" planea se venganza con la ayuda del Bibliotecario, guardián de la Biblioteca, la prisión de los mundo no solo dormidos, sino caídos. El "emisario" de esta "Diosa" provocara la caída de los Portadores dejando solo a 4 de ellos para cumplir el cometido junto con la ayuda de los Sombreros de Paja. ¿Lograran derrotar a la "Diosa" y al Bibliotecario?
Crossover - One Piece & Kingdom Hearts - Rated: T - Spanish - Adventure/Fantasy - Chapters: 4 - Words: 10,052 - Reviews: 5 - Favs: 2 - Follows: 2 - Updated: 8/6 - Published: 6/4
Tree of Knowledge Reborn by MeloneGuru reviews
After defeating Voldemort, Harry became a magical archeologist and traveled the world. While chasing down rumors of a strange fruit, he is transported into the One Piece world. This is the tale of him forming a new dream and eventually becoming a Straw Hat Pirate
Crossover - Harry Potter & One Piece - Rated: T - English - Adventure - Chapters: 6 - Words: 53,383 - Reviews: 66 - Favs: 485 - Follows: 646 - Updated: 8/6 - Published: 7/8 - Harry P., Luffy, Robin
Journey of a Dreamer by 1OneLove reviews
*This fic is meant to be open to people who haven't watched Kamen Rider* What journey will he take in this brand new world? OC/SI *Slow first two chapters*
Crossover - One Piece & Kamen Rider - Rated: M - English - Drama/Adventure - Chapters: 2 - Words: 4,266 - Reviews: 3 - Favs: 13 - Follows: 17 - Updated: 8/6 - Published: 8/3 - Luffy, OC, Tsukasa K./Decade
L'Héritier de l'Underground by Zialema reviews
"C'est avec de l'argent sale qu'on construit des hôpitaux". Comment ne pas accorder de crédit aux bienfaits du crime quand les lois s'obstinent à vouloir briser une famille qui n'a rien demandé à personne, sinon une seconde chance ?(fem!Ace NoHorcruxe!Harry- !Dumby/Ron/Ginny/Molly Bashing)
Crossover - Harry Potter & One Piece - Rated: T - French - Crime/Family - Chapters: 49 - Words: 467,877 - Reviews: 400 - Favs: 344 - Follows: 363 - Updated: 8/6 - Published: 1/9/2019 - Harry P., Ace, Thatch
Uzumaki D Naruto by El Anonymus reviews
Fue recogido y acogido por el mismísimo rey de los piratas cuando apenas era un bebe, pero la época de Roger ya había pasado ahora en su turno para darle a conocer al mundo quien es Uzumaki D. Naruto Hijo adoptivo de Gol D. Roger.
Crossover - Naruto & One Piece - Rated: T - Spanish - Adventure - Chapters: 3 - Words: 22,633 - Reviews: 7 - Favs: 22 - Follows: 31 - Updated: 8/5 - Published: 5/1 - Naruto U.
The Dragon Emperor by AjBudang2005 reviews
What happens when one of the four emperor's of the sea decided to visit his wife in a world of hero's what would be the outcome of this find out
Crossover - One Piece & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Adventure - Chapters: 3 - Words: 6,438 - Reviews: 21 - Favs: 71 - Follows: 85 - Updated: 8/4 - Published: 7/13 - Kaidou, Ryuko T./Ryukyu, Izuku M.
What if luz ate the light fruit by Smashclaw32 reviews
I found this story on Wattpad but I made it different, when luz was young she was on her way to she decided to take a shortcut though the forest and stumbled upon a mysterious cave found something that will changed her life forever
Crossover - Owl House & One Piece - Rated: T - English - Adventure - Chapters: 5 - Words: 17,539 - Reviews: 4 - Favs: 9 - Follows: 7 - Updated: 8/4 - Published: 7/18 - Alador B., Luz N., Eda
Rocky Sky by reinDank
She despised them, those so-called Tenryuubito, World Nobles, Celestial Dragons, whatever other alias they have. She will come for them. (They reminded her of him. Who's him? She doesn't remember.) Warning: Timeline and plot of One Piece will butchered by me.
Crossover - Ranma & One Piece - Rated: K+ - English - Adventure - Chapters: 2 - Words: 2,037 - Favs: 11 - Follows: 16 - Updated: 8/4 - Published: 7/24 - Ranma
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