Moira is a heavy/groove metal act from the southwestern Finnish town of Harjavalta, active since 2015. Named after the Greek concept of fate, the band delivers destiny-heavy, rhythmically charged compositions.

Mokoma is a band from Lappeenranta, Finland, formed in 2009, having evolved from hard rock and heavy metal roots into thrash metal. Their stylistic evolution reflects an intensifying creative trajectory from accessible rock to extreme aggression.

Mole is a heavy metal band from Madrid, Spain, formed in 2019. They forge classic heavy metal rooted in powerful riffs and driving rhythms.

Molten Chains are a blackened heavy/thrash metal band based in Vienna, Austria, formed in 2017 by Australian-born guitarist and vocalist Brenton Weir. The band has released three albums — 'In the Antechamber Below' (2019), 'Torment Enshrined' (2020), and 'Orisons of Vengeance' (2022) on Alone Records — and have been covered by Decibel Magazine for their work blurring the lines between heavy, black, and avant-garde metal. Despite the black metal imagery, their sound lands closer to blackened thrash than orthodox black metal.

Molten Slag is a heavy and stoner metal band from London, England, formed in 2025. They channel heavy, riff-driven stoner metal from the UK capital.

Monasthyr is a thrash and heavy metal band from Mieres, Spain, formed in 2016. They combine the aggression of thrash with heavy metal's anthemic power from the Asturias region.

MonaStream is a folk/heavy metal act from rural Tula Oblast, formed in 2026. The band channels the folk traditions of central Russia into melodic metal.

A thrash/heavy metal and punk act from Oslo, Mongo Ninja has been delivering irreverent, high-energy compositions since 2010. The band channels the chaotic spirit of their name into aggressive, tongue-in-cheek metal.

A southern metal act from the western Hungarian border town of Mosonmagyaróvár, Mongooze channels the swampy grooves typically associated with American southern metal. Active since 2013, the band brings an unlikely Louisiana flavor to the Danube region.