One-Punch Man, Vol. 13
One-Punch Man, Vol. 13Nathalia Ferreyra, One, Yusuke MurataOne-Punch Man, book 13
Characters in One-Punch Man, Vol. 13
5 characters, main characters first.Antagonists
Multieyed Octopus
Supporting characters
Flashy Flash
Also in One-Punch Man, Vol. 21, One-Punch Man, Vol. 25, One-Punch Man, Vol. 29