Dr. Tenma builds a powerful robot named Atlas whose abilities rival Astro's. But Atlas has a rebellious nature and begins to destroy Metro City. Astro must save the city from Atlas, while be... Read allDr. Tenma builds a powerful robot named Atlas whose abilities rival Astro's. But Atlas has a rebellious nature and begins to destroy Metro City. Astro must save the city from Atlas, while beginning to learn the secrets of his own past.Dr. Tenma builds a powerful robot named Atlas whose abilities rival Astro's. But Atlas has a rebellious nature and begins to destroy Metro City. Astro must save the city from Atlas, while beginning to learn the secrets of his own past.