Hitman 2: Silent Assassin (2002) defined the series by refining stealth mechanics and introducing the "Silent Assassin" rating system, which rewards players for eliminating only targets without being detected. The game features a globetrotting narrative, complex social stealth puzzles, and an iconic soundtrack by Jesper Kyd, setting a new standard for the genre. For a safe and optimal experience, the game is available for purchase on PC via platforms like Steam and GOG.