The Straw Hats pirates learn about a mysterious tournament called Mortal Kombat. At first, they thought it was a regular tournament, with fights and a huge prize at the end but it turned into something much more serious. The crew will team up with a group of powerful warriors and a literal God to defeat some of the brutal fighters of the world.

The Straw Hats after dealing with Eneru and the whole Sky Island adventure, decided to take a break and stumble across a island in the shape of a whale. There they meet two kids Gon and Killua and decided to help them in finding a rare game called Greed Island. For that, they will have to go to the city of York New, and face a new kind of treat: The Phantom Troupe.

Luffy is a young boy who wants to join an adventure guild. Once he turns 17 he joined one where he meets a girl named Rebecca and a little bot named Happy, he joined them to go into some space adventures. He meets a bunch of cool new people like Shiki, Weisz, and Homura. Along the way they meet strong and smart people like Zoro, Nami, Usopp, and Sanji. On the search for Mother!

The Black Bulls are sent to a weird world thanks to some crazy mage who is affiliated with someone called Lucius. The entire group of Magic Knights are sent to a world that is mostly an ocean, they are rescue and befriend a group called the Straw Hats pirates. Watcht these two groups join forces and go to great adventures and try to find a way home.

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

The Straw Hats end up in a mysterious island where they discover it's a place where Fables live. There they meet a woman named Rose Red that becomes their friends and principal guide to this crazy world. While there they go on all sorts of crazy adventures, meet new friends, new enemies, and face off some of the most mystical and interesting foes they have ever seen in their lives.

The Straw Hats decided to take a break after escaping Ennis Lobb. So they go to a little country called Amestris, a place that has no connection or partnership with the world government. Is so isolated that there's not even a devil fruit user, only people that use a technique called Alchemy. While there they make a bond with two brothers, some military people and other characters.

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.

Spawn is tricked by the devil and the Violator once again. The two decided to send him to a new dimension just to mess with him again. They send to a placed called Grand Line, but specifically, a place where pirate ships disappear and people tend to be turned into zombies. He meets up a skeleton named Brook and soon called The Straw Hats pirates.

The Straw Hats after defeating Kaido takes a trip to a remote island. Throughout some problems, the Thousand Sunny is sent to space and through more problems they meet up with Anakin and the entire of the Republic. Now there they must know how the Jedi knights act and help for the war that was about to happen. Takes place during Episode 2.

A self-insert lands in the MHA world, only to think she's in the One Piece one. She proceeds to bring the latter's insanity to the former by copious amounts of Devil Fruit jailbreaking. Watch as the Copy Woman turns logic upside down and makes you question everything you knew, or her name isn't D (it isn't, she just calls herself one).

While many choose a safe and comfortable life, a daring and adventurous Blond with a whisker-marked face sought to see and experience the ever-expanding world. With a smile on his face, he embarked on an adventure that would change the world, for better or for worse. Big AU and slightly darker world.

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?

Los Mugiwara, luego su gran aventura en Arabasta y acabar con los planes del Shichibukai Crocodile, continúan su viaje con una nueva integrante en la tripulación. En el transcurso de este viaje, dos de los Mugiwara comienzan a comportarse de forma extraña, en especial el espadachín. ¿Que clase de problemas se avecinan ahora?

The last thing Midoriya remembered was being overwhelmed by a crowd of civilians that were being controlled by the third assassin sent by All for One. But suddenly, he found himself in the middle of a bloody battlefield, surrounded on all sides. Whitebeard had no idea who this new arrival was, but he wasn't going to complain as the stranger defended his son from Akainu.

Izuku Midoriya, a boy once hailed as a savior of Japan, has been reincarnated into the body of his five-year-old self in a world brimming with seas, pirates, marines, treasures, and countless other wonders he had never encountered before. Even in this new world, Izuku is determined to keep his dream alive to save everyone with a smile while also having fun while doing that.

(Cross Posted on AO3)(Rated M) It's time for Hadrian to return to Hogwarts only this year he has a chamber and a sociopath to contend with. How bad will this year go that he needs to continually hide from his peers and his guard?

Naruto gets the power of the Ope Ope no mi or rather the Op Op fruit, he wishes to follow in the footsteps of Tsunade Senju will Naruto become the best Medic in the world or will he fail and be seen as the Demon Konoha thinks he is - P.S I'm going to try and make the devil fruit be connected to chakra in a sense

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.)

"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)

What if the One Piece and the Great Pirate Era really happened, but the evidence was erased? If the most respected person in the world were to discover what the history hides… Would he reveal it to the world even knowing the consequences?

To all the world, Frankie was a young woman stuck. Her body is effectively her prison. But through a rather dramatic heroic moment, Frankie is given the opportunities of a Gamer. That is to say, the multi-verse is at her disposal. Her goal, to adventure. Her life, now in her own hands. Her Mission, to save those who deserve a second chance! OC, Starting in One Piece. M for Language

At the age of Four Naruto ate the Kage-Kage no mi, and has been working on a plan to give himself what he's always wanted, a family, unfortunately his plan is ruined by Orochimaru trying to Kill Sarutobi, thus he must intervene and even if it's ahead of schedule reveal whom he really is, Devil Fruit Naruto,

Ash Ketchum hails from another continent where 900 years ago devil fruits were brought into existence due to mysterious circumstances. Now wanting to travel the world he sets off as a pokemon trainer with the powers of the Gomu Gomu no mi.

When a witch or wizard turned fifteen, they began the process of sharing dreams with their soulmate. This process was marked with their a tattoo forming on their bodies, the only problem for Bronwyn Potter is her Soulmate is in another world and doesn't exactly believe she's real. She doesn't believe he's entirely real either.