Join this channel to get access to perks: https://www.youtube.com/channel/UCSl0Kun9afb0X00VE2hZ7yA/join He called himself a real-life Dexter… but the truth was far darker than TV fiction. Mark Twitchel was a Canadian filmmaker obsessed with the hit show Dexter, but his twisted fantasy turned into a chilling reality. From elaborate online traps to his disturbing murder plans, this is the jaw-dropping story of how art and obsession crossed into deadly territory. 🔴 Watch until the end to see how investigators caught him. 📌 Subscribe for more true crime: @DarkRealitiez 🩸 Viewer discretion is advised – contains disturbing details. #MarkTwitchel #DexterKiller #TrueCrime #DarkRealitiez #CrimeDocumentary #SerialKillers #TrueCrimeCommunity #Dexter #MurderMystery #criminalminds