Chapter 117 (Online)

"Cornered Rat" (窮鼠, Kyūso) is the 117th chapter of the One-Punch Man manga series.

Summary
Mizuki is shown holding Nyan's tail at the start trying to defeat Nyan, and an annoyed Nyan slashes at Mizuki. However, before Nyan can finish Mizuki, Gearsper activates his psychic powers, protecting Mizuki with a powerful barrier. However, Gearsper does not have full control of his power and sacrifices himself to launch a final attack at Nyan. Multiple nearby apartments break apart and form into needles before Gearsper launches them at Nyan, and this extreme use of psychic powers which alerts Fubuki. After the attack, Gearsper's helmet break, and he collapses. Waganma mistakenly believes he is saved before Nyan slips through the cracks in the rubble and comments on Gearpser's self-destruct. Waganma and Food Battler Futoshi are both shocked, and Nyan casually defeats Food Battler Futoshi while reaving his disaster is Dragon to Waganma. Waganma is so terrified that he wets his pants, and Food Battler Futoshi's belly has been cut. As Nyan drags both of them towards the other heroes so he can kill Waganma, Drive Knight's weapon is thrown at Nyan, and Nyan is forced to drop both of them. Waganma and Food Battler Futoshi both run for safety, and Drive Knight then prepares to fight Nyan with a lance. Waganma comments that Nyan will be defeated and Sekingar watches from a distance, thankful for the arrival of an S-Class hero. Nyan comments how the S-Clas is weird, and the battle begins.

Trivia

 * The initial release of the chapter is missing the first page.