Who are the important characters in One Punch Man background story?

Saitama is the most important character. He's the one - punch hero. Genos is also important. He's Saitama's disciple and has a cyborg body with powerful attacks. King is another key character. He's often mistaken for a very powerful hero when in fact he's just an ordinary guy who is lucky. Tatsumaki, the Tornado of Terror, is a very strong esper - type hero.

One Punch Man's story began with the protagonist, Saitama, becoming frustrated with his mundane life and deciding to train to become a hero. The world he inhabits is filled with various monsters and heroes with different powers and motives.

The main character is Saitama. Genos is also important as he is Saitama's disciple. King is another significant character, known for being wrongly perceived as a very powerful hero.

The main character is Saitama. He's the one - punch man. Genos is also very important. He's Saitama's disciple. King is another notable character, known for being wrongly thought of as a very powerful hero. And there's Tatsumaki, a powerful esper hero.

The main character is Saitama. He is the one - punch hero. Genos is also a main character, who is Saitama's disciple and a cyborg.

Saitama is the most prominent character in 'One Punch Man Hero Story'. He's the one with the amazing strength of defeating enemies with just one punch. Genos, a cyborg, is another main character. He admires Saitama and becomes his disciple. There are also other characters like King, who has a reputation of being a very powerful hero but in reality, he just has a knack for being in the right place at the right time. And there are heroes from the hero association like Tatsumaki, a very powerful esper.

Genos is also a main character. He is a cyborg who becomes Saitama's disciple. He is very powerful but not nearly as strong as Saitama. He is constantly seeking ways to improve his strength and learn from Saitama.

The main character is King. But other characters from the One Punch Man universe may also make appearances, like Saitama who is often associated with King due to the misunderstandings regarding King's 'heroic deeds' which are actually Saitama's most of the time.

King is a character that's hard to forget. He has this reputation as the world's strongest man but is actually a normal person. His interactions with other heroes, especially how he bluffs his way through dangerous situations, are quite humorous and interesting.

Saitama, of course. His simple appearance but extraordinary strength makes him stand out. He can defeat any enemy with just one punch, which is both hilarious and amazing.