Machiavellianism, a personality trait named after the Renaissance diplomat and philosopher Niccolò Machiavelli, has long intrigued psychologists, philosophers, and scholars. Characterized by manipulativeness, cunning, and a strategic approach to interpersonal interactions, Machiavellianism is one of the dark triad traits, alongside narcissism and psychopathy. In this comprehensive article, we delve into the multifaceted nature of Machiavellianism, its subdimensions, psychological mechanisms, and its impact on individuals and society.