(dub) 6 : The Terrifying City May 2026

: After five days as a professional hero, Saitama learns from Genos that Class C heroes are removed from the registry if they have no heroic activity for a week.

: While patrolling, Saitama encounters Speed-o'-Sound Sonic , who is desperate for a rematch. Saitama eventually subdues him after Sonic begins terrorizing the town to force a fight. (Dub) 6 : The Terrifying City

: Reappears as a persistent rival to Saitama. : After five days as a professional hero,