Bands

Mater Machina

Italy · Groove Metal

Message to Omega

Russia · Groove Metal

Midnight Ritual

United States · Heavy/Groove Metal

Migraine

Spain · Groove/Nu-Metal/Metalcore

Mindvent

United States · Thrash/Groove/Death Metal

Mitralyöz

Türkiye · Groove/Thrash Metal

Moment of Violence

United States · Groove/Thrash Metal

Mondrian Oak

Italy · Doom/Post-Metal (early); Stoner Rock (later)

Moonbow

United States · Stoner Rock/Metal

Mør

Russia · Stoner/Sludge Metal

Moror

Ukraine · Groove Metal/Metalcore

MotherStone

Italy · Groove Metal

Mountains of Madness

Australia · Stoner Metal/Rock

Muddy Reefers

France · Psychedelic Stoner/Sludge Metal

Murkocet

United States · Groove Metal

Nagsnail

France · Groove Metal

Necrostalgia

Australia · Melodic Death/Groove Metal

Neo Némesis

Ecuador · Death/Groove Metal

Nexxt

Italy · Thrash Metal (early); Groove Metal (later)

Nitoa

Poland · Groove/Thrash Metal

Nod

Australia · Psychedelic Stoner/Doom Metal

Nøkian Monark

Finland · Black/Groove Metal

No More Brains

Brazil · Groove Metal

NonHuman Era

Canada · Progressive Groove Metal