Stranded in an unknown world with nothing but his fists by his sides, Jin embarks on a journey in order to find the culprit behind his arrival, While simultaneously knocking out any monster that endangers this world. After all, he was still a hero for fun! Saitama!OC.

After battling the so-called "God" and destroying the universe with Zero Punch, Saitama was left drifting in the void until he fell asleep and merged with the soul of sixteen-year-old Ohma Tokito. Ryan Kure, Kano Agito, Kuroki Gensai, all of them and more will see true power!

Un vida nueva y muchas posiblidades para un héroe en declive, quizas amor o un rival formidable nadie sabe lo podria suceder ni el mismo(saitamaXRias) no harem?

Stranded in an unknown world, but not alone, Saitama and his friends lived their lives in a strange world. They found happiness and peace, but an old evil returned, birthing new evils and challenges for the next generation. Co-written with i4md347h, the author of The Hunter Amongst Villains. Current Progress: VOL.7: COMPLETED. Now available in AO3 under the pen-name OldWanderer.

Izuku is Garou Original author ManLikeETO

After Mew, the Mythical but playful Pokemon, finds a dimensional tear in the Pokemon World, it attempts to seal said tear on its own. The result had not only sealed the tear, but it also dragged Mew to another world void of Pokemon but filled with Monstrous Beings born or made, and Heroes that fight such threats. What does Mew do in such a world? Explore it all, one day at a time.

(Futa sex Commission for anonymous) Inko decides to take a shower after a nice late night workout. She doesn't notice Kuin and Mizuki want to shake up her workout. In the showers.

My firsy story in fanfction In this story Izuku didn't meet All Might after the slime villain incident, so he started training and achieved unbelievable results, in short it's a One Punch Deku story.

After his fight with Saitama, Garou found himself in a now, younger body. He lived quiet life till a girl with black hair fall from the sky. And new his sister tells him he needs to date her to save her? Korori! What the-

A 15 year old orphan decides to become a hero. He trains himself until he breaks his limiter, and becomes the hero known as Saitama. He meets Genos, Fubuki, Izuku, Ejiro, Sonic, Katsuki, and so many more, and he attends the Hero Academy UA. With his friends' help, can the One Punch Man finally find purpose in his life? A crossover between One Punch Man and My Hero Academia!

Ranma Saotome, a martial artist for fun, faces crazy rivals, crazy brides, monsters, and a perverted old man, lucky that after years of training he has become the strongest man... and the strongest woman.

Lloyd Belladonna has moved in to live with his Uncle Saitama, the stronget hero in the world that nobody knows, with the purpose of becoming a hero just like his uncle, and he has the super strength to back him up to go against dangerous monsters and some lovely ladies falling for his innocent-heroic spirit while his uncle saves the day with ONE PUNCH! Triple Crossover. Harem.

Goshikida Kaito's goal is to become a number 1 hero by becoming a Sentai. But to make it up top, he has to become stronger. Come and see Kaito and his team travel around the country to activate their Sentai Gears to become a better and stronger team.

It's a fanfic where Naruto, has his parents alive, has a brother and two sisters, is neglected, and becomes strong... but in a very different way, and with elements of One Punch Man.

This Fanfic idea comes from a dream I had. The best Summary I have is, Ryuko did Saitama training and chaos to the canon. Ryuko personality is fusion in between Ryuko and Saitama.

One-Punch Man vs Invincible. The Dominator of the Universe and Scourge of the Twin Galaxies have finally found a worthy battle worth going all out!

A reincarnator with a cowardly personality, but heroic heart is thrust into King’s body with the knowledge and ability to use Haki ! Monsters beware. One piece crossover! OpKing! GamerKing!

The Martial Arts Expert, Bang, get reincarnated in Naruto World without memory, but regains them after reaching his nineties. Now he is on a mission, to not only teach the youth, but also himself after his past failures.

When Demons and Villains of many pop up out of nowhere, The Hero Association is forced into a conflict of Gods and Demons. The Doom Slayer is faced against Demons who are now stronger, faster, and deadlier. In this story, The Slayer will be tested, trialed, changed, loved, hated, scorned, recognized, insulted, and fought through the world of One Punch Man! Rip and Tear.

How did it come to this? How in the world did Tatsumaki end up with an adopted daughter in a completely different world? She doesn't even know how to return home for god's sake. She only knows that she will be a better role model to Eri than she was to Fubuki.

Akemi Homura se opuso al destino, desde que encontró un motivo para levantarse, no paró de luchar contra las cuerdas que la atan. Mami Tomoe, aceptó parcialmente su destino, ella vivió en soledad y solo se dedicó a luchar. Dios, es el dueño del destino, es el creador de las 'casualidades'. Él ahora va a escribir un nuevo destino para ambas.

After his Marvellous victory and saving the Shingeki No Kyogin Universe, Saitama is set into new adventures against Demon Lord Rimuru Tempest. Will they be able to handle more than just 1 of his punches? Not many actually.

[I have a similar story in mind but it's going to be different, this was a version I had in mind but I discarded it.]. What if the Skullgirl, Marie, was like Garou? After her defeat to the point of death, Marie returned to life as an Undying but retaining a small percentage of the Skullheart's power. Now with his new lease on life he is going to finish what he started...

Issei Hyoudou finds himself at home... Or not? How will he make the heads and tails of his current situation? A companion story to NEO, which contains spoiler elements here and there. Read at your own risk; rating may change in future.

After sacrificing himself in the final fight against GOD, Saitama disappears from his world. Picked from the space between dimensions, he is reborn in an unknown world called Remnant. He decides to do the only thing he knows how to do - to become this world's version of a Hero, a Huntsman. How will he change the fates of those in Remnant? Only time will tell...