outlaw rivalry

His spaghetti westerns like 'The Good, the Bad and the Ugly' quintessentially explore the moral ambiguity and tense rivalries between outlaws operating outside civilization's law.

Films like 'My Darling Clementine' and 'The Man Who Shot Liberty Valance' examine the conflict between lawless outlaws and the frontier justice that confronts them.

His crime thrillers 'The Long Riders' and '48 Hrs.' intensely focus on the violent dynamics and complex relationships between criminal adversaries.