10 : Unparalleled Peril Apr 2026

: While the others strategize, Saitama is already inside the ship, punching through reinforced walls and decapitating alien lieutenants like Groribas with a single casual blow.

is the tenth episode of the first season of the popular anime series One-Punch Man . It originally aired on December 7, 2015, and serves as the explosive beginning of the "Alien Conquerors" arc. 10 : Unparalleled Peril

In this episode, the S-Class heroes are summoned to the Hero Association headquarters for an emergency meeting regarding a prophecy by the great seer Shibabawa: "The Earth is in peril!". Almost immediately, a massive alien spacecraft appears above City A, obliterating it in seconds. While the top-tier heroes scramble to deal with the threat on the ground, Saitama simply jumps through the bottom of the ship to deal with the invaders himself, setting the stage for the series' most iconic battle. : While the others strategize, Saitama is already