Astro Boy· Season 1 · Episode 116The Greatest Robot on Earth (part one)S01E116·April 24, 1965·27m·Fuji TVA robot, Pluto is built to kill the 7 strongest robots in the world, therefore making him the world's most powerful robot.Streaming on (US) See allSharePreviousThe Big Runaway SafeS01E115NextThe Greatest Robot on Earth (part two)S01E117Keep goingSeasonSeason 1 ranked & reviewedEvery episode in airing order with ratings and dates.StreamWhere to watch Astro BoyEvery streaming service and region, checked around the clock.MatchupShows like Astro BoyThe closest matches, ranked by overlap and rating.