Opm Stories

You are Saitama's best friend but the problem is: You pay the rent

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...

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...

(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...

After another battle, ending with a single punch. Saitama walks back to city Z carrying his bag of groceries. Feeling dejected from yet another day of defeating monsters...

❝ ꜱᴇᴇ ᴛʜᴀᴛ ᴍʏ ᴡᴏʀʟᴅ ʀᴇᴠᴏʟᴠᴇꜱ ᴀʀᴏᴜɴᴅ ɴᴏᴛʜɪɴɢ ʙᴜᴛ ʏᴏᴜ.❞ ❝ ʏᴏᴜ'ʀᴇ ᴀ ꜱᴀᴅ, ꜱᴀᴅ ʏᴇᴛ ᴡᴇɪʀᴅ ᴅᴜᴅᴇ. ❞ In a galaxy far, far away was the world of the Seven Deadly Sins, and our dea...

(Y/n) (l/n) started training with Saitama at the age of 8. They're now 14years old with a happy life fighting off villains with Genos and Saitama. But what happens when...

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...

Some of the S-class heroes including Saitama, Fubuki, Psykos, and Garou reacting to Saitama vs. awakened Garou. Note: by the way, this fight is the webcomic version whic...

Edit: As you may or may not know, this story has been discontinued. I no longer wish to associate with it and it's stupid humor. Don't ask me to continue, because I won'...

Behind every great man is a great woman, that's how the saying goes. But how can that apply to our favorite bald hero? Simple, what if he had someone beside him even bef...

After Vaccine Man was defeated by Saitama, two heroes witnessed him killed Vaccine Man. The two random heroes reported this to the Hero Association. They decided to sent...

𝘴𝘦·𝘳𝘦𝘪𝘯 | \ 𝘴əˈ𝘳𝘢ⁿ, -𝘳𝘢𝘯 \ 𝘱𝘭𝘶𝘳𝘢𝘭 -𝘴 𝘋𝘦𝘧𝘪𝘯𝘪𝘵𝘪𝘰𝘯 𝘰𝘧 𝘴𝘦𝘳𝘦𝘪𝘯 1𝘢𝘳𝘤𝘩𝘢𝘪𝘤 : 𝘵𝘩𝘦 𝘴𝘶𝘱𝘱𝘰𝘴𝘦𝘥 𝘧𝘢𝘭𝘭 𝘰𝘧 𝘥𝘦𝘸 𝘧𝘳𝘰𝘮 𝘢...

Y!OPM!various x F!reader feat. Slavic!reader (OCish)

Y/n Is a very powerful person who the best friend of the strongest man on earth but of course, he's the only one who knows that, his friend Saitama. They are both best f...

The world is full of strange monsters that mysteriously appear and cause disasters but it is also a world full with really attractive heroes, villains and an extremely s...

She sat in the middle the ruined city, looking at me with tears in her eyes. As an image of a smiling man is seen in a short distance. I don't understand... Why is she l...

While being a low class hero in Union academy city you didn't seem to care about rising your rank nor care about being famous your way of fighting seem average like huma...

A hero from different universe unknowingly arrives in the One Punch Man universe. He holds a dark past with him but wants to try to start over from scratch. (Summary cha...

One Punch. That's all it takes for me to beat them. It doesn't matter how 'Strong' and 'Angry' they are.... It doesn't matter how cool their supposed 'Weapons' or 'Shiel...