There are multiple artists called Hangman:
These are videos from concerts where Hangman played, so they may be of other bands that played the concert as well.
Backtrack / Terror / No Warning / King Nine / Hangman / Rule Them All Nov 30, 2019 Amityville, New York, United States Added by Anson W
This Is Hardcore Fest Jul 27, 2019 Philadelphia, Pennsylvania, United States Added by Concert Archives