A project from Žilina that evolved from experimental djent to death metal, Minnor has been shape-shifting since 2024. The band channels the industrial energy of the Váh valley into increasingly heavy compositions.

Mirror of the Void is a black metal and experimental project from Greater Poland, formed in 2022. The project channels the abyss-gazing philosophy of their name into unconventional, introspective black metal.

Misanthrofeel is a experimental industrial metal (early); funeral doom/death metal (later) band from Moscow, Russia, formed in 2009. They craft glacially paced funeral doom of devastating heaviness.

Mithras is an experimental death metal band from Rugby, England, active since 2002. With over two decades of activity, they deliver technically adventurous death metal that pushes the genre's boundaries.

Moanhand is a experimental sludge/doom metal band from Moscow, Russia, formed in 2016. They channel crushing sludge-doom through abrasive riffs and oppressive weight.

Mora Prokaza is an experimental black metal duo from Minsk, Belarus, signed to Season of Mist, whose sound fuses avant-garde black metal with trap and electronic elements rooted in Belarusian artistic traditions. Comprising Farmakon on vocals and composition and Hatestorm on drums, their 2020 debut 'By Chance' established their self-described 'blackened trap' approach as a genuinely boundary-pushing hybrid of extremity and modern production.

Morgue Son is an experimental progressive/black metal band from Uherský Brod, Czech Republic, formed in 2007 with releases spanning from the 2009 debut "Silent, Hypnotic" through 2012's "Impure Speculum Replete with Eeriness" via NAGA Productions. Their later work shifted toward progressive rock, reflecting a restless creative evolution.

Morgvir is an experimental black metal and ambient project from Finland, formed in 2015. They push black metal into experimental territory through ambient textures and unconventional compositions.

Morpheus Tales is an experimental and progressive black metal band from Thessaloniki, Greece, formed in 2013. They push black metal into progressive, experimental territory.