A depressive/post-black metal act from Warsaw, Mental Sorrow has been crafting mournful compositions since 2020. The project channels psychological anguish into expansive, emotionally devastating black metal.

Mentis Morbo is a black metal band from France, formed in 2015. Their Latin name meaning "disease of the mind" captures the psychologically intense nature of their black metal.

Menzoberranzan is a black metal band from Glasgow, Scotland, formed in 2017. Named after the dark elf city from Dungeons & Dragons, they deliver dark, subterranean black metal.

Mephir is a black metal project from Lower Saxony, Germany, active since 2016. Their sound channels the atmospheric darkness and ferocity of black metal from the northern German lowlands.

Mephisto Mass is a raw black metal and noise project from Italy, formed in 2023. The project merges the lo-fi aggression of raw black metal with harsh noise elements, creating an abrasive, anti-musical assault.

Mephistophelian Altar is a black and death metal band from Finland, formed in 2025. They channel infernal extremity through the darkest convergence of black and death metal.

Mephorash is a black metal act from Uppsala, active since 2013 and rooted in Kabbalistic and occult themes. The band channels the mystical traditions of Jewish esoteric thought into ferocious, ritualistic black metal.

Meralgia is a solo raw black metal project from Málaga, Spain, created entirely by artist N.W. Blending raw black metal with drone ambient and dungeon synth, the 2022 album 'The Path Of Sorrow' was proudly produced on FreeBSD, with artwork generated through AI collaboration.

Merciless Savage is an atmospheric black and death metal band from Llandudno, Wales, formed in 2010. They craft expansive extreme metal from the Welsh coast.