The Deep Sea King One Punch Man: Wanpanman : Season 1 Episode 8

TV-14 (Adult Swim TV rating) TV Osaka 24m int(0)

Aired: November 23rd, 2015 @ 1:30 AM EST on TV Osaka

A pack of monsters calling themselves the “Clan of the Seafolk” arrive on the shores of City J intent on invading the land. When the hero sent to fight them is defeated easily by the Deep Sea King himself, Saitama and Genos head for the city to help.