One Punch Man Vol 18

Garo has just left the Monster Association’s hideout when he crosses paths with Saitama, who’s in quite a pickle, but Saitama still doesn't know Garo is the Hero Hunter. Later, King the Ripper can no longer hold back his murderous urges and confronts Garo himself! -- VIZ Media

Surrounded by heroes, Garo finds himself in a tight spot. But despite the great numbers, he defeats the heroes one by one with his unmatched strength before Genos comes rushing in! Meanwhile, Saitama is reaching the height of irritation in his own battle...with King?! -- VIZ Media

The hero hunter is near death when the Monster Association attempts to steal him away, unleashing Centichoro in the process. Bang and company face it head-on before Genos boldly enters the fray! -- VIZ Media

Time bomb Garo, a monster admirer, finally explodes, attacking the Hero Association! Meanwhile, Miss Blizzard visits Saitama at his apartment. Because of his lower rank, she plans to make him one of her subordinates, but... -- VIZ Media

Immediately before the big Monster Association battle, the Class-S heroes hold a strategy meeting. Unfortunately, they just aren’t in sync, and when Amai Mask barges in, the situation only gets worse. Thankfully, King appears just in time to boost their morale—and it’s a good thing, too, because suddenly the big monster battle begins! -- VIZ Media

The Monster Association has kidnapped Tareo, the boy who admires Garo, and now Garo finds himself plunging headfirst and alone into the heart of the Monster Association’s hideout. Meanwhile, the Hero Association pushes forward with its operation to rescue Waganma, while Genos and the others are living it up enjoying hot pot at Saitama’s place! -- VIZ Media

The monster Goketsu appears at the martial arts tournament, and in an attempt to turn its participants into monsters, he gives them monster cells. Tournament champ Suiryu fights the newly monsterized fighters one after another, until a certain hero rushes to his side to help! -- VIZ Media

At the martial arts tournament, Suiryu of the Dark Body Art shows promise with his outstanding strength. But outside the stadium, a large number of monsters are pushing the heroes, even Genos, to their limits! Inside, unaware, Saitama approaches his match against Bakuzan! -- VIZ Media