The killer in the 1981 film 'My Bloody Valentine' wears what sort of outfit?

The killer in the 1981 film "My Bloody Valentine" wears mining gear as an outfit. This is because the film is set in a small mining town, where the story revolves around a group of people being hunted by a miner who seeks revenge for a tragic accident that occurred years ago in the same mines. The mining gear serves as a disguise for the killer, making it easier for him to move around unnoticed and adding an element of fear and mystery to his character.