Saitama is out shopping with Genos in tow when the pair come across G4, a demonic robot on a mission to eliminate King. Elsewhere, Sitch attempts to recruit various cutthroats, villains and assassins of the underworld to help the Hero Association.
Genres: Action & Adventure , Animation , Comedy , Sci-Fi & Fantasy
Keywords: alien-invasion , amused , anime , based-on-manga , cyborg , fighting , giant-monster , joyful , joyous , karate , martial-arts , monster , optimistic , parody , seinen , social-commentary , super-power , superhero , supernatural , sympathetic , witty , exhilarated , hilarious , philosophical , latest-episodes , watch-series-online , watch-anime-series-online