: 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.
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.
: For the first time, we see nearly all the S-Class heroes in one room—from the bratty psychic Tatsumaki to the stoic Silver Fang and the elusive Metal Knight .
For a deep dive into the action, you can check out community reactions on Reddit or watch breakdown videos on YouTube . One Punch Man (TV Series 2015– ) - Episode list - IMDb