Astro Boy (2003) Episode 42 English Dubbed Episode Title:Battle of Steel Island.Episode Description:The Blue Knight continues to attack humans in order to help robots that are treated unfairly by humans. Atom is worried that the existence of the Blue Knight will destroy the relationship between humans and robots. At that time, Atom learns that the anti-robotist, Lamp, has set out for Steel Island, an artificial island in the Pacific Ocean, in an attempt to exterminate the Blue Knight and the robots he has protected. The person who seduced him was Tenma, and he is in possession of a powerful weapon created by Dr. Tenma. Atom heads for Steel Island, but the battle has already begun and the island is in a state of chaos. Lamp is determined to exterminate the robots. The Blue Knight even tries to kill the humans he hates. In between the two, Atom tries to save both humans and robots. However, Lamp has set off a bomb that will annihilate the robots, and has grabbed the switch. If he is not killed, the robots will be wiped out.