Technical Death Metal
Technical death metal (also referred to as tech-death) is a musical subgenre of death metal with particular focus on challenging, demanding instrumental skill and complex songwriting. Experimentation in death metal began in the late 1980s and early 1990s by four bands that are often grouped together as "technical death metal's Big Four" – Death, Pestilence, Atheist, and Cynic – as well as Nocturn…