One-Punch Man, Vol. 13 is a great book. Our editors rated it with a top 5 stars.
The Class-A heroes struggle in their fight against the giant monster Multieyed Octopus. Wait, is that Class-S hero Flashy Flash joining the fight?! Unfazed, the Monster Association continues ramping up its attacks, but its goal remains a mystery. Meanwhile, the martial arts tournament reaches the semifinals!