Perrota grew up in an extremely abusive household, which the BAU identifies as the root of his antisocial personality.
Reviewers on IMDb and Reddit frequently highlight this episode as one of the grimmest in the series, particularly for its depiction of professionalized sadism. Trivia and Production Notes
In 1994, "Natural Born Killers" asked a question culture still hasn't answered
He is organized and methodical, often using rats to torture his victims—a detail that deeply disturbs even the seasoned profilers.
