Have you watched horror stories with serial killers? The night is filled with fear as a serial killer could attack randomly. The extreme thirst for a horrific deed may turn into a nightmarish act. Having an encounter with a serial killer would be the scariest experience ever. A serial killer murders more than two people, not just by shooting a gun or stabbing with a knife. There are different techniques that are used by serial killers in carrying out their evil plots to their targets. There are many documented serial killers in the United States, but some of them have indeed left everyone much in fear and terror with their horrifying way of killing their victims. In this document, let's take a closer look on 14 of the most notorious serial killers in the United States.