Bands

Mass Extinction

United States · Grindcore

Master Burial

United States · Raw Atmospheric/Depressive Black Metal

Master Malore

United States · Melodic Death Metal

Mata Hari

United States · Progressive Metal/Hard Rock

Matriarch Angel

United States · Gothic/Melodic Black Metal

Matrikhore

United States · Death Metal

Matt Konfirst

United States · Progressive Metal, Shred

Mawdryn

United States · Atmospheric Drone/Funeral Doom Metal

Max Wattz

United States · Thrash Metal

MD.45

United States · Heavy/Thrash Metal/Punk Rock

Medda

United States · Progressive Metal

Meganeura

United States · Black/Thrash Metal

Melursus

United States · Melodic Death/Black/Doom Metal

Mental Torture Fatigue

United States · Black Metal

Merda

United States · Black Metal/Grindcore

Merihim

United States · Black Metal

Mesa

United States · Sludge/Post-Metal

Messe Noir

United States · Black/Death Metal

Metalourd

United States · Speed/Thrash Metal

Michael Abdow

United States · Progressive Metal/Rock, Shred

Michael Romeo

United States · Progressive/Neoclassical Metal, Shred

Midnight Ritual

United States · Heavy/Groove Metal

Might Is Right

United States · Raw Black Metal

Mindloss

United States · Death Metal