
1) Heavy metal genre 2) Underground music genre
Found on
https://www.crosswordclues.com/clue/black-metal

Black metal is an extreme subgenre of heavy metal music. Common traits include fast tempos, shrieked vocals, highly distorted guitars played with tremolo picking, blast beat drumming, raw (lo-fi) recording and unconventional song structures. During the 1980s, several thrash metal and death metal bands formed a prototype for black metal. This so-ca...
Found on
http://en.wikipedia.org/wiki/Black_metal
No exact match found.