One Punch Man Quotes

"100 push-ups, 100 sit-ups, 100 squats, and a 10 km run. Every single day!"

Saitama reveals his 'secret' training regimen to Genos in episode 3, to Genos's disbelief. The routine became a real-world fitness meme and sums up the series' joke that there is no secret to his power.

"I'm just a guy who's a hero for fun."

Saitama's answer whenever someone asks who he is, first heard in episode 1 against Vaccine Man. It is the deliberately unimpressive catchphrase of the strongest man in the world.

"I'm not doing this because I think I can win. I'm doing it because I have to."

Mumen Rider, a C-Class hero on a bicycle, charges the Deep Sea King knowing he will lose. His stand is the emotional heart of the first season and earns Saitama's respect.

"I'm not going to hold back. I'm going to hit you with everything I've got."

Saitama tells Boros he will finally use a 'serious' punch in the season 1 finale after Boros's Collapsing Star Roaring Cannon. The Serious Series: Serious Punch that follows ends the fight in one blow.

"If the heroes run and hide, who will stay and fight?"

Saitama's thought before facing the Deep Sea King, after several heroes have fallen. It is one of the few times his heroism is played completely straight.

"I'm just a cheater who came in to steal all the credit at the end."

Saitama after killing the Deep Sea King, deliberately making the crowd blame him so the heroes who bled trying to stop the monster are not called useless. Mumen Rider is the only one who understands.

"I'll leave tomorrow's problems to tomorrow's me."

Saitama's shrug when Genos brings up the Hero Association registration after the Paradise Group incident. It captures his lazy, in-the-moment attitude that the show plays for comedy.

"OK."

Saitama's flat one-word response to the elaborate speeches of villains, usually right before ending them with a single punch. The gag defines the show.

"There's nothing wrong with feeling fear. You just have to bounce back, that's all."

Saitama's remark to Genos after the fight with Boros, when Genos worries about his own weakness. It is the closest Saitama comes to giving actual mentorship.

"I'm not a hero because I want people to praise me. I'm doing it because I want to."

Saitama's attitude when the public turns on him after the Deep Sea King fight and online commenters call him a fraud. Recognition was never the reason he trained.

"I've never won a single fight. I just happened to be standing near the battles."

King's confession to Saitama in his apartment, revealing that 'the Strongest Man on Earth' is a gamer whose reputation is built on Saitama's kills. Saitama does not care and just wants to play.

"Please let me be your disciple!"

Genos's request after watching Saitama destroy the mosquito-covered monster that nearly killed him. The cyborg spends the rest of the series taking notes on a man whose only secret is push-ups.

"I will become the ultimate monster. The kind that even heroes can't beat."

Garou's declaration of intent when he begins hunting heroes in Season 2. As a child he rooted for the monsters that always lost, and he wants to see the popular guys lose for once.

"It's been a long time since I've enjoyed a fight this much."

Boros during his battle with Saitama on the alien ship, thrilled to finally meet the opponent a prophecy promised him. He dies realizing that Saitama was still holding back.

"I'll become stronger, until I can stand beside you."

Genos's promise to Saitama after their sparring match at the Hero Association grounds. He sees the gap between them clearly and wants to close it.

"My name is Speed-o'-Sound Sonic! Remember it!"

Sonic's introduction after Saitama accidentally humiliates him during the Paradise Group attack. He declares Saitama his eternal rival; Saitama keeps forgetting his name.