One Punch Man Boxed Set 1 (Volume 1-21) by One

PAPERBACK

Eliminate your enemies with one blow!
Saitama is such a strong superhero that he defeats any kind of monster with a punch. Although for him, that's not exactly good?
Thus begins the legend of the most powerful and apathetic superhero in history!! His mission is to find enemies that represent a challenge for him.
The work, created by ONE, was originally born as a webcomic.

This Set Contains One Punch Man (Volume 1-21)