A thrash metal and crossover act from Helsinki, Maniax has been delivering high-energy compositions since 2015. The band channels the manic energy of their name into fast, aggressive crossover thrash.

Manic Aggression is a thrash metal and crossover act from Sheffield, formed in 2023 and bringing high-velocity aggression to the Steel City's music scene. The band channels the energy of classic crossover thrash into short, intense compositions.

Marder is a crossover thrash act from Järvenpää near Helsinki, combining the aggression of thrash metal with hardcore punk velocity since 2011. The band delivers short, sharp bursts of politically charged extremity from the Finnish underground.

Mass Turbation is a thrash metal and crossover band from Schweinfurt, Germany, active since 2016. Their sound evolved from pure thrash metal roots into crossover territory, blending thrash's speed with punk's raw energy from the Franconian underground.

Mass Turbo is a thrash/hardcore band from Modica, Sicily, Italy, blending 1980s hardcore and American crossover influences. Their 2017 debut EP 'The Wrestler' delivers a 'five-songs blast full of rage, irony and shitty attitude,' followed by a self-titled EP after a seven-year hiatus.

Mastic Scum are one of Austria's most internationally recognized extreme metal bands, a brutal death metal and grindcore outfit from Salzburg founded in 1992 by Harry Gandler, Man Gandler, and Linga Moser. Their sound is defined by machine-precise rhythms, dissonant riffing, and a vocal onslaught spanning guttural lows to harsh highs, and they have released six studio albums including 'ICON' on MDD Records in 2022. A seventh album is currently in production as of 2026.

Burial Hordes is an Athens-based act that evolved from raw black metal in their early years to a devastating black/death hybrid. The band's transition reflects the broader trajectory of Greek extreme metal toward increasingly savage and uncompromising sounds.

Mea Culpa is a Czech band from the Humpolec/Pelhřimov area, formed in 2011, whose sound evolved from death metal roots into thrash metal and crossover territory. This stylistic shift reflects a restless creative energy that bridges extreme metal's heaviest and most riff-driven subgenres.

Mega Mosh is a thrash metal/crossover band from Bamberg, Germany, active from 1988 to 1992 with a discography including the albums "Fight The Epidemic Prince," "Call To Account," and "A Different Kind Of Meat." Their complete recordings capture a snapshot of late-1980s German thrash and crossover at its most vital.