Garou is cornered by his former master, Bang, and his brother Bomb. The battle is interrupted by the massive Elder Centipede.
Saitama’s "Serious Punch" splits the atmosphere, ending the threat while Boros realizes Saitama never even broke a sweat. Season 2, Episode 12: "The Wiping of the Disciple's Butt" One Punch Man Episode 12
This episode is widely considered the "gold standard" for the series. Garou is cornered by his former master, Bang,
In the One Punch Man universe, "Episode 12" refers to the high-stakes finale of each season. Depending on which season you're watching, the "good story" shifts from Saitama's ultimate cosmic duel to deep character explorations of his rivals. Season 1, Episode 12: "The Strongest Hero" One Punch Man Episode 12
One Punch Man Season 2 - Episode 12 discussion - FINAL : r/anime