Mumen Rider is a character from the popular anime and manga series One Punch Man. He is known for his strong sense of justice and determination, despite lacking superhuman powers. Mumen Rider fights crime on his bicycle, showcasing his bravery and willingness to protect others, even when facing powerful villains. Although he may not have the strength of other heroes like Saitama or Genos, Mumen Rider's unwavering spirit and dedication to helping those in need make him a beloved character. His motto is that true heroism comes from the heart, inspiring others to stand up for what is right, no matter the odds.