One-punchman Stories

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.

What if: denji trains like saitama and removes his limits. In this fic, there will be many changes in content compared to the original series. i don't own opm or csm I w...

When Saitama suddenly ends up outside of Wall Rose, he quickly becomes humanities' savior. With no way of getting home, he accepts his role... kind of. IMPORTANT NOTICE...

"What does power cost?" Y/N is quirkless. In a world of superhumans, that's not a good thing. She decides to become strong! After a few years of training (100...

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...

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...

To save her life, [Father's name] created a ship for [Y/n] to travel in after their Earth was destroyed. For ten years and now 21, [Y/n] has traveled through space until...

Users of magic with the help of technology, Titan abilities, and Nen are about to see two worlds who may surpass their abilities and probably way stronger than them? How...

In a world where 80% of the population has quirks the other 20% doesn't. Izuku yagi is one of those 20%. Being neglected by his own family, abused by his classmates and...

"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...

(AU) Tatsumaki, not willing to accept anyone stronger than her, dons a disguise to catch Saitama off guard. All is planned out, but another step appears. (Slight OOC)

(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...

(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...

Saitama journey himself in becoming demon slayer, he is no longer one punch man, but he is one slash man, one slash from this hero and the demons are gone for good. THIS...

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...

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...

Yamcha, ever since the Androids attacked, has basically accepted that in terms of power, he's become the bottom of the barrel. That doesn't mean he's done trying. After...

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...

One Punch Man if it had given Saitama the recognition he deserves, King also actually has the power's people say he does