Onepunchman Stories

Saitama transported in a new world different from his original world, naked in the cave he found a slime with human mind, they set their fate as the amazing duo not unti...

When a boy from Yang's past comes back, she's surprised to see just how much he had grown.

F! Reader Insert ; No quirk, but she still wanted to be a hero. 100 daily push-ups, sit-ups, and squats, plus 10 km of running for just about 2 years. Without knowing, s...

The S-Class and a few others watch One Punch Man. This on Fanfiction.net too.

(y/n) (l/n) is the adoptive daughter of an over powered quirkless 31 year old human, Saitama. She always looked up to her father, saving the world while hiding behind th...

(Diabolik Lovers x One Punch Man Crossover) Various! Diabolik Lovers x OPM! Reader "What do we have here? Plain-chan~?" "Tch, what are you staring at, Sho...

"Mrs. Rose, I have a question," "Hm?" Rose looked away from the sink, where she was doing the dishes, and turns her attention to the cyborg, "Su...

Another one of those types of stories where the Reader is Op! Y/n is a quirkless girl who is extremely overpowered! What will happen? Will she grow to gain more friends...

Haruno Ai, a young lady with a hidden superpower lives in City Z. Until one day, her secret is revealed to the world accidentally when she saved a little girl and Metal...

The reader is from the one punch man universe, she is best friends with Saitama and was doing the 100 push-ups, sit-ups, squats, and the 10k run exercise alongside him...

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...

Saitama received some books as a gift for defeating a terrible monster. However, he knew he wouldn't read them, so he just decides to give them to his disciple, Genos. ...

He can't stand your hospitality so why does he bother to stay? [One Punch Man] • garouxreader ©fengyuli ; 2019 • started : 6.23.19 • finished : ...

Isekai'd to OPM , waking up in the weak body. Don't want to change the timeline and as I want to become a background character. But luck isn't on my side now as I am mi...

(Y/N) was a student of the most powerful hero he's ever known who was called Saitama. (Y/N) may seem like a normal guy, but he has tremendous power that no one except hi...

he who has the power to defeat multiple heroes met a girl who's the sister of the ultimate hero... what would happen between both wandering souls, if they meet by chance...

Saitama has known (Y/n) since childhood, and still has yet to do anything about the way he feels, oblivious as she is. And now, with their cyborg student, they're now in...

Y/N, the son of the one punch hero Saitama, has teleported to another world after being sucked in by a mysterious portal that appeared. He ended up in a world of Spirits...

"𝐇𝐨𝐰 𝐚𝐫𝐞 𝐲𝐨𝐮 𝐭𝐡𝐚𝐭 𝐬𝐭𝐫𝐨𝐧𝐠?" ↳ F! Op reader, I really mean stupidly OP! stronger thank Gojo and Sukuna combined💀. I wrote this book for fun...

When Naruto was 9, he was attacked by the villagers and died. When his soul was inside a void, he meets Saitama. The hero tells him that he is his reincarnation and that...