Hard Boiled is a three-issue comic book mini-series written by Frank Miller and drawn by Geof Darrow, and published by Dark Horse Comics in 1990.
Carl Seltz is a suburban insurance investigator, a loving husband, and devoted father. Nixon is a berserk, homicidal tax collector racking up mind-boggling body counts in a diseased urban slaughterhouse. Unit Four is the ultimate robot killing machine - and the last hope of the future's enslaved mechanical servants. And they're all the same psychotic entity.