Syphon Filter is a third-person shooter stealth game developed by Eidetic and published by 989 Studios for the PlayStation 1. Released in 1999, the game follows special agents Gabe Logan and Lian Xing as they attempt to thwart a deadly biological weapon conspiracy. Combining action-packed combat, intricate stealth mechanics, and a gripping narrative, Syphon Filter became a standout title in the PlayStation library.