bounty

His Western films obsessively explore the moral and psychological consequences of bounty hunting and frontier justice, particularly in works like 'My Darling Clementine' and 'The Searchers'.

His Spaghetti Westerns like 'A Fistful of Dollars' and 'The Good, the Bad and the Ugly' center on mercenaries and bounty hunters driven by greed, creating mythic meditations on avarice and violence.

His crime thrillers like 'Manhunter' and 'Heat' deeply examine the psychological tension between hunters and hunted, exploring bounty and reward through obsessive, morally complex protagonists.