Horror History Horror Television Horror History: Sunday, April 13, 1997: “The X-Files” episode “Synchrony” premiered 4 Evil Eyes April 13, 1997 Season 4 Episode 19 Warnings of events before they happen lead Mulder to suspect a visitor from the future determined to prevent a scientific discovery. Source: JustWatch The X-Files (1993) Tags: The X-Files (1993) Synchrony horror Horror History Post navigation Previous Horror History: Friday, April 11, 1997: Anaconda was released in theatersNext Horror History: Sunday, April 20, 1997: “The X-Files” episode “Small Potatoes” premiered Related Stories Horror History: Monday, February 22, 2016: “The X-Files” episode “My Struggle II” premiered Horror History Horror Television Horror History: Monday, February 22, 2016: “The X-Files” episode “My Struggle II” premiered February 22, 2016 Horror History: Monday, February 15, 2016: “The X-Files” episode “Babylon” premiered Horror History Horror Television Horror History: Monday, February 15, 2016: “The X-Files” episode “Babylon” premiered February 15, 2016 Horror History: Monday, February 8, 2016: “The X-Files” episode “Home Again” premiered Horror History Horror Television Horror History: Monday, February 8, 2016: “The X-Files” episode “Home Again” premiered February 8, 2016