Origin: Born in the 1920s and raised in Blackwell, Oklahoma.

Childhood: Showed sadistic tendencies from an early age. According to Murkoff records, he was cruel to animals as a child and was allegedly abused himself.

Police career: Coyle later joined the police force, where he quickly earned a reputation as a bribe-taker and sadist. He perverted the concept of justice, using the law as a cover for torture, beatings, and of detainees.

Mental deviations: Coyle suffers from a perverse attraction to electricity and severe thunderstorms. Electric current causes him sexual arousal.