Mournoth is a black metal band from Brighton, England, formed in 2018. They channel dark black metal from the Sussex coast.

Leicester trio Mouth Culture bring an authentic, scrappy energy to UK alternative rock, blending pop-punk hooks, grunge grit, and indie sensibility into a sound that has earned comparisons to early You Me At Six. Vocalist Jack Voss, bassist Todd Groome, and guitarist Mason Clifford all live together, channeling their shared life into the relatable, high-energy songwriting heard on their EP 'Whatever The Weather.' Their fast rise through the UK alternative scene includes opening for You Me At Six on their European farewell dates.

Mouthpeace is a progressive death/thrash metal band from Stockholm, Sweden, formed in 2012. They forge aggressive extreme metal at the crossroads of death and thrash.

Mover is a heavy metal and hard rock act from Amsterdam, active since 2017. The band delivers energetic, riff-driven compositions from the Dutch capital's diverse music scene.

A sludge metal act from Manchester, Mower has been delivering crushing, distortion-laden heaviness since 2011. The band channels the post-industrial grit of the city into relentless, abrasive compositions.

Mpora is a death and thrash metal band from Thessaloniki, Greece, formed in 2021. They forge aggressive extreme metal from northern Greece.

Mr Marcaille is a thrash metal and crossover act from the historic Lorraine city of Verdun, active since 2013. The band brings the aggressive energy of crossover thrash to a city better known for its World War I legacy.

Mr. Carrion is a thrash metal band from Karlovy Vary, Czech Republic, formed in 1998. They deliver fierce, aggressive thrash metal.

Mr. Crowley is a heavy metal band from Finland, formed in 2011. They forge classic heavy metal with an occult edge inspired by their namesake.