Black

Black is the first android built by Dr. Murphy and one of the main characters of ''Zero. ''Being deemed "defective", Dr. Murphy abandoned this model, leading to Black running away for a life of his own.

However, after learning of Zero's actions in South City, Black returns there to search for his creator. It is discovered that a flaw in his design is slowly killing Black and is cured by Zero. Because of this selflessness, Black helps Zero with the villain Electron. He becomes an official member of the team in Season 3.