In Volume 10, the Monster Association reveals its terrifying leader, the Monster King Orochi. The threat level escalates dramatically as monsters begin coordinated attacks across cities. The Hero Association prepares for an all-out war, gathering S-Class heroes for a massive operation. Garou’s evolution continues as he survives increasingly brutal encounters. His character arc deepens, blurring the line between villain and anti-hero. Saitama remains hilariously detached from the growing crisis, focusing instead on simple daily concerns. The volume builds tension steadily toward a large-scale conflict. Murata’s dynamic art showcases enormous, intimidating monster designs. Themes of power, survival, and identity take center stage. Volume 10 delivers powerful setup for the climactic battles ahead.