Malconfort 

Malefic Throne

Malefice

Malevolent Creation

Malice

Malice In Wonderland

Malignancy

Malignant Altar

Malignant Eternal

Malphas

Malsain

Malum

Malvada

Mammon's Throne

Mammoth Grinder

Mammoth Mammoth

Mammoth Storm

Man Must Die

Manes

Mangled Tour

Maniac

Manic Sinners

Manntra

Manowar

Mantar

Mantric Momentum

MAQUINA.

Marasmus (US)

Marc Hudson

Marco Serrato

Marduk

Marginal (Belgium)

Marianas Rest

Mark Riddick

Marrow

Marrowfields

Mars Mantra

Martröð

Marty Friedman

Martyr

Maruta

Masks

Mass Burial

Massacre

Massgrav

Master

Master (Czech Republic)

Månegarm