Summary of One Punch Man (OPM) Chapter 161
Chapter 161 launches the “interdimensional arc” as strange beings appear through rips in the sky. Fans will love seeing S-Class heroes scramble as mysterious figures called the Riftwalkers survey Earth. Genos leads the investigation, working with Child Emperor to analyze the portals. Flashy Flash immediately challenges one, only to be hilariously outclassed. Meanwhile, Saitama is more focused on getting a replacement microwave, missing the panic entirely. Garo, lurking nearby, senses the newcomers’ power and grins, hungry for a fight. The Hero Association debates whether to reveal the threat to the public, knowing panic could spread. The mix of sharp comedy, suspenseful buildup, and Saitama’s indifference makes the chapter hilarious and tense. You’re left eager to see who these Riftwalkers really are.