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The Otherworld Pirates by AzureWriter83 reviews
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.
Crossover - One Piece & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Adventure/Friendship - Chapters: 5 - Words: 41,128 - Reviews: 11 - Favs: 49 - Follows: 51 - Updated: 5h - Published: 9/5
A New World by PoppyHammer reviews
Nadie sabe lo que ocurre con aquel mar maldito, el Florian Triangle. Cada año por lo menos 100 barcos desaparecen en la espesa neblina, sin dejar rastro alguno de su tripulación. En un destino alterno, la tripulación se alejó ignorante de las criaturas que los observaban, pero en esta ocasión no tuvieron tanta suerte. Esto es lo que fue de ellos en un mundo nuevo.
Crossover - One Piece & Hunter X Hunter - Rated: T - Spanish - Mystery/Adventure - Chapters: 4 - Words: 21,156 - Reviews: 6 - Favs: 10 - Follows: 14 - Updated: 6h - Published: 9/4/2022 - Luffy, Sanji, Gon F., Killua Z.
Game Breaker! by TheOneAndOnlyBanana reviews
Look, it's not MY fault the game bugged when I clicked two different worlds at the same time. Actually, I'm the victim! Getting thrown back and forth between One Piece and One Punch Man like a ragdoll isn't exactly what I call fun, and having a glitching out System doesn't make it easier! Well, guess I can't complain now. Might as well enjoy myself!
Crossover - One Piece & One Punch Man/ワンパンマン - Rated: M - English - Humor/Adventure - Chapters: 5 - Words: 68,566 - Reviews: 37 - Favs: 176 - Follows: 224 - Updated: 8h - Published: 1/6 - OC
Shinobi On Board by LoneWolf-O1 reviews
After being transported to a world where Marines and Pirates fight on the sea, Naruto joins the adventures of the Straw Hat Pirates. Let's see what he gets up to. Rated M to be safe. Naruto/Harem.
Crossover - Naruto & One Piece - Rated: M - English - Adventure - Chapters: 57 - Words: 345,942 - Reviews: 820 - Favs: 2,400 - Follows: 2,474 - Updated: 9h - Published: 11/21/2015 - [Naruto U., Nami, Robin, Gina]
The Ultimate Worst Generation by stringdog reviews
The Straw Hats have arrived on their final stop before descending to Fish-man Island and onto the New World, the Sabaody Archipelago. However, they're not the only big name rookies present, they are just one of 14 rookie crews present and the other 13 all have big names as well. Mass deep crossover with Fairy Tail, My Hero Academia, Black Clover, Akame ga Kill, and RWBY.
Crossover - One Piece & Fairy Tail - Rated: M - English - Adventure - Chapters: 4 - Words: 48,465 - Reviews: 20 - Favs: 44 - Follows: 48 - Updated: 15h - Published: 10/15 - Luffy, Strawhat Pirates
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: 33 - Words: 447,553 - Reviews: 671 - Favs: 751 - Follows: 825 - Updated: 11/7 - Published: 10/20/2020 - Ranma, Nabiki, Ryoga, Kodachi
Short fanfictions by VampVamp
A collection of short fanficyikns I wrote
Crossover - High School DxD/ハイスクールD×D & One Piece - Rated: M - English - Adventure/Humor - Chapters: 1 - Words: 1,903 - Favs: 1 - Follows: 2 - Published: 11/7
Mario and Luigi's Multiversal Adventure Pirate Saga by The Crimson Yinglet reviews
Mario and Luigi are on a multiversal adventure to find the missing power stars. Will their actions have dramatic changes to these worlds and will it have unforeseen consequences. Only time will tell.
Crossover - Mario & One Piece - Rated: T - English - Adventure/Friendship - Chapters: 22 - Words: 92,173 - Reviews: 29 - Favs: 49 - Follows: 52 - Updated: 11/7 - Published: 9/3/2022 - Mario, Luigi, Luffy, Ace
The Strawhat Wizard Year 1 by Piraite apprentice
Basically it’s what if Luffy was in the Harry Potter world just a bit different than you might think also characters might have moments that are slightly ooc and Luffy won’t be as dumb in this universe since he isn’t being raised by bandits but powerful and successful wizards (p.s this is my first crossover story so I would appreciate any feedback anyone might have)
Crossover - One Piece & Harry Potter - Rated: T - English - Humor/Adventure - Chapters: 2 - Words: 3,184 - Favs: 2 - Follows: 2 - Updated: 11/7 - Published: 11/5 - Luffy, Zoro, Usopp
RWBY and the Straw Hat Huntsman by 666skullking reviews
There once was a Hunter who holds everything Remnant can offer Power, Wealth and Fame the man who holds this and more is a man named Gol D Roger the Huntsman King, he has brought the era of peace, before he dissapeared leaving Grimms to run free across the four kingdoms but a new generations of Hunters will raise up and one of them will rise up and take that title.
Crossover - One Piece & RWBY - Rated: T - English - Humor/Adventure - Chapters: 7 - Words: 42,871 - Reviews: 39 - Favs: 63 - Follows: 83 - Updated: 11/6 - Published: 5/15 - [Zoro, Weiss S.] Luffy, Ruby R.
One Magi: YEFBTL by Sorceric7 reviews
Trials and Tribulation. Every pirate has experienced these things when they sail the Grand Line. Maxwell sailing with Straw-Hat Pirates have had their own fair share of troubles along their journey. Now they're close to half way mark, but that doesn't offer a reprieve. No. This is the beginning of a long, long night.
Crossover - One Piece & Dragon Age - Rated: T - English - Adventure/Fantasy - Chapters: 46 - Words: 197,731 - Reviews: 62 - Favs: 61 - Follows: 73 - Updated: 11/6 - Published: 1/3/2022
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: 27 - Words: 222,492 - Reviews: 191 - Favs: 467 - Follows: 572 - Updated: 11/6 - Published: 8/31/2021 - Lucas/Kouki, Gardevoir/Sirknight, Smoker, Strawhat Pirates
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: 96 - Words: 347,151 - Reviews: 11 - Favs: 88 - Follows: 100 - Updated: 11/6 - Published: 12/22/2021 - Robin, 2B, 9S, A2
New World Blues by lisbeth00 reviews
Frustrated with work, furious at the Ministry, and fearful of commitment, Quinn Delilah Potter is listless and self-destructive. Thankfully, finding herself in another world is exactly the kind of fresh start she never wanted or asked for. The ocean is vast and full of mystery, and sailing alongside a bunch of maniacs as mad as her seems as good a way as any to see it all.
Crossover - Harry Potter & One Piece - Rated: M - English - Adventure/Supernatural - Chapters: 17 - Words: 79,687 - Reviews: 112 - Favs: 274 - Follows: 375 - Updated: 11/6 - Published: 9/14 - Harry P., Strawhat Pirates
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: 34 - Words: 89,468 - Reviews: 59 - Favs: 178 - Follows: 159 - Updated: 11/5 - Published: 10/1/2020 - [Usagi T./Serena/Bunny/Sailor Moon, Luffy] Sailor Senshi/Sailor Scouts, Ace
Novus Mundo: New World by hopefully not a bad author reviews
The Fourth Shinobi War ended with Kaguya destroying the Shinjuu and the entire Elemental Nations crumbling into void. However, select 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!
Crossover - Naruto & One Piece - Rated: M - English - Chapters: 1 - Words: 4,142 - Reviews: 2 - Favs: 15 - Follows: 16 - Published: 11/5 - Shikamaru N., Team Seven, Ace, Yamato
One Piece: Overlord of the Seas (Book 1) by YinShadow reviews
Monkey D. Luffy died in the battle of Marineford when his brother Ace died in his arms. Luffy lost the will to live and abandoned his dreams to become King of a pirate. But his spirit yearns for revenge and made a deal with an old evil that once plagued the seas to help him on his new life vengence. Dark True Pirate Luffy.
Crossover - One Piece & Overlord - Rated: M - English - Adventure/Hurt/Comfort - Chapters: 3 - Words: 20,156 - Reviews: 3 - Favs: 25 - Follows: 27 - Updated: 11/5 - Published: 10/22 - Luffy
The Lunarian by All watch reviews
Kaido gave the young Lunarian two choices: join the Beast Pirates and procreate with as many women as possible so that he could create an army or suffer a fate worse than death. Crow chose the former but vowed to kill Kaido one day and make his dreams a reality. (Strong/ Greyish OC, Harem, Massive Crossover, and other surprises.)
Crossover - One Piece & Cross Over/クロスオーバー - Rated: M - English - Adventure/Romance - Chapters: 24 - Words: 40,174 - Reviews: 5 - Favs: 40 - Follows: 51 - Updated: 11/5 - Published: 9/29 - OC, Yamato, Uta, Ulti
Jungle Dragon of the Strawhats by TachiS reviews
Uzumaki D.Naruto son of a great pirate and great Marines a man who desires a normal life. . . ironically enough life is turn upside down when during his birthday a certain up and coming group of pirates arrive Harem. Fem.Luffy
Crossover - Naruto & One Piece - Rated: M - English - Adventure/Romance - Chapters: 3 - Words: 5,354 - Reviews: 5 - Favs: 69 - Follows: 93 - Updated: 11/5 - Published: 10/5
Nami's Grace by Warmachine375 reviews
On the brink of death from the Kestia bite infection she had suffered from, Nami finds herself meeting Sariel of the Four Archangels and made a pact with him to heal her body and become the host of his hibernating form in exchange. Gaining his abilities, Nami intends to make good use of them as a member of the Straw Hat Pirates.
Crossover - One Piece & Seven Deadly Sins/七つの大罪 - Rated: T - English - Supernatural/Adventure - Chapters: 1 - Words: 4,525 - Reviews: 5 - Favs: 10 - Follows: 17 - Published: 11/5 - Nami
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: 1 - Words: 6,059 - Reviews: 4 - Favs: 19 - Follows: 26 - Published: 11/4 - Caesar, Joshua Graham, Luffy, Robin
The Einhejar Straw Hats by Fiction Realm reviews
After freeing Wano from Kaido, all of the straw hats decide to just sail for a vacation, getting supplies, enjoying the sights and training for the battle to the One Piece. But this vacation may end up giving them more firepower in the form of 14 powerful individuals. The Straw Hats are getting a big boost in their sailing journey.
Crossover - One Piece & Record of Ragnarok/終末のワルキューレ - Rated: T - English - Adventure - Chapters: 2 - Words: 3,981 - Reviews: 33 - Favs: 78 - Follows: 85 - Updated: 11/4 - Published: 2/8 - Strawhat Pirates, Einherjar
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: 59 - Words: 603,694 - Reviews: 31 - Favs: 48 - Follows: 46 - Updated: 11/4 - Published: 12/1/2019 - [Ace, Marco] Thatch, Geralt of Rivia
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: 66 - Words: 632,515 - Reviews: 512 - Favs: 395 - Follows: 408 - Updated: 11/4 - Published: 1/9/2019 - Harry P., Ace, Thatch
Un amigo y un enamoramiento by ravenW-97
Sobre como Sanji consigue a su primer amigo al mismo tiempo que pasa, sin darse cuenta, por su primer enamoramiento.
Crossover - One Piece & My Hero Academia/僕のヒーローアカデミア - Rated: T - Spanish - Romance/Friendship - Chapters: 1 - Words: 3,422 - Favs: 1 - Follows: 1 - Published: 11/3 - [Sanji, Touya T.] - Complete
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