Jason hockey mask glow in the dark With little effort, you can create a brilliant costume for Halloween, Carnival, or a themed party with this horror mask. Dress up as Jason Voorhees, one of the creepiest serial killers in film history. The Friday the 13th film series still captivates the horror film landscape today. Tricky! The serial killer's mask glows in the dark. This way, you are guaranteed to be the absolute eye-catcher at Halloween, Carnival, or the themed party.