Justice League: A Better World
Cyborg’s body is made of Promethium. He is one of the prodigious members of Justice Reserve that has raised his ranks in the Justice Police were he works full time. He has gained the respect of the Justice Lords because he is efficient and dedicated. He was a member of the team Teen Titans.
[GM: Here I want to keep a list of important characters killed by the hero. If I forget some, please tell me.]
Player: Hector Cotto
DC Wikia entry