Mass Casualty Incident is a death metal band from Ammerbuch, Germany, active since 2011 with three releases spanning "A Colony Collapse" through 2018's "Desecrate Your Flesh." Their sound delivers what they call "pure gutwrenching madness," blending melodic death metal sophistication with brutal deathcore aggression across compact, intense releases.

A thrash metal band from Vratsa, Bulgaria, formed in 2010 by rhythm guitarist Momchil and drummer Viktor, with a lineup that evolved over subsequent years. Their releases 'Devastating Attack' and 'The Sounds of Murder' deliver direct, riff-driven thrash in the old-school tradition of the genre.

Mass Coomer is an experimental electronic project from Monza, Italy, creating what they describe as 'fast songs for horny memers.' Their releases, including collaborative work with Involucrus Vaginalis, embrace absurdist humor and intentional shock value as core artistic elements.

Mass Crysis is a thrash metal band from Perugia, Italy, formed in 2011 and active across European stages. After their 2013 debut EP 'Die Totale' and an Eastern European tour supporting Neurasthenia, they released the full-length 'Imposing Truck' (2023) via Goatmancer Records, followed by a headlining Eastern European tour.

Mass Culture is a sludge and post-metal band from Athens, Greece, formed in 2012. They blend crushing sludge with post-metal's atmospheric dynamics from the Greek capital.

A progressive death metal and deathcore act from Budapest, Boris the Savage formed in 2024 with a technically ambitious approach to modern extremity. The band pushes beyond conventional boundaries with complex arrangements and ferocious delivery.

Mass Disorder is a thrash metal act from Almada near Lisbon, active since 2014. The band delivers aggressive, chaotic thrash from the south bank of the Tagus.

A thrash metal act from the southern Italian city of Taranto, Mass Execution has been delivering aggressive compositions since 2020. The band channels the industrial port city's rough energy into punishing thrash.

A thrash/speed metal act from Dublin, Mass Extinction has been delivering aggressive, high-velocity metal since 2020. The band channels apocalyptic themes into ripping thrash compositions.