Pestilential Shadows is a black metal band from the United Kingdom, formed in 2000. They are known for their raw, atmospheric, and often dissonant sound, which has earned them a cult following among fans of extreme metal. The band has released several albums and EPs over the years, including "Devil's Hammer," "Armour Satanised," and "Revenant." Their music is characterized by its use of tremolo picking, blast beats, and guttural vocals, and often explores themes of death, darkness, and the occult.