Matutano is a grindcore band from Bilbao, Spain, self-described as purveyors of 'grindcore snacks' — short, punchy blasts of aggression laced with crude humor. Since their 2011 debut, they have unleashed a prolific run of releases including the 'PA PAM!' series and 'DEMOLITION' (2018).

A thrash metal act from Trondheim, Matwrak has been delivering aggressive compositions since 2020. The band channels the city's extreme metal heritage into ripping thrash.

Maudit is a death/black metal band from France, formed in 2014. They forge extreme metal at the fierce intersection of black and death metal.

Maudite Decadence is an avant-garde black metal band from Auvergne-Rhône-Alpes, France, formed in 2016. They push black metal into experimental, avant-garde territory with unconventional compositions.

Mauf is a black metal and punk band from Xàtiva, Spain, formed in 2026. They fuse raw black metal aggression with punk's rebellious energy and DIY ethos.

A death metal act from Lille in northern France, Maufé emerged in 2023 with a sound that draws from the old-school death metal tradition. The band contributes to the growing extreme metal scene in France's northern industrial heartland.

Mauled is a death/thrash metal and crust punk act from Naples, formed in 2025. The band merges the aggression of extreme metal with the raw energy of crust punk from southern Italy's chaotic capital.

Maunah is a doom and post-metal band from Denmark, formed in 2025. They blend the crushing weight of doom with post-metal's atmospheric expansiveness and dynamic range.

Maunra are a blackened sludge and post-metal band from Vienna, Austria, who released their debut full-length 'Monarch' in September 2022 after five years of developing their sound. The album — recorded, mixed, and produced by Hannes Mottl, and mastered at Tonmeisterei Oldenburg — spans seven tracks that the band describes as 'a journey between the realms of decay and becoming.' Unlike many post-metal acts, Maunra anchor their sound firmly in riff worship rather than pure atmosphere.