M.A.I.M. is a folk metal band from Belluno, Italy, formed in 2011. They weave folk traditions into heavy metal from the Dolomite foothills.

MacAllister Project is a power and folk metal band from San Fernando, Spain, formed in 2025. They blend power metal's soaring energy with folk metal's traditional instrumentation and Celtic-inspired melodies.

Macaria is a folk and death metal band from Lecce, Italy, formed in 2016. They weave southern Italian folk elements into death metal from the Pugliese heel.

Mael Mórdha is a folk and doom metal band from Dublin, Ireland, formed in 2016. They weave Irish folk traditions into crushing doom metal compositions.

Magavira is a metal band from Ukraine with a long history stretching back to a 2001 demo 'Soul Solitude.' Their 2013 album 'Symphony Of Bloodred Sunset' continues the atmospheric, darkly themed direction established in their early material.

A thrash metal act from Athens, Building Chaos has been delivering aggressive, riff-driven compositions since 2017. The band contributes to the Greek capital's vibrant and diverse metal scene.

Maladecia is a folk metal band from Cuneo, Italy, formed in 2019. They weave Piedmontese folk traditions into heavy metal.

Mandragora Titania is a seven-member epic folk metal ensemble from Thuringia, Germany, founded in 2008, blending heavy guitar riffs with bagpipes, accordion, and orchestral arrangements. Their discography spanning "Mandragora Erwacht" through "In Fabulis" alternates between intense metal passages and danceable folk compositions built around historical narratives and epic battles.

Manntra formed in Umag, Croatia in 2011 when former members of industrial metal band Omega Lithium established a new project rooted in the collision of traditional Croatian folk music with heavy metal and electronic production. The band incorporates indigenous instruments such as the sopele, tamburica, and diple alongside electric guitars and programmed elements, singing in Croatian. Their album War of the Heathens (2023) reached number 43 on the German charts, making Manntra the first Croatian band to appear on the German Billboard, and they subsequently signed to Napalm Records for their eighth album Titans (2025).