Список групп:


Machine Head
Madball
Majesty (Metalforce)
Manfred Mann's Earth Band
Manilla Road
Manowar
Manticora
Mantus
Marakesh
Marc Rizzo
Marillion
Marilyn Manson
Marty Friedman
Masterplan
Mastodon
Mayhem
Megadeth
Men Soul
Mercyful Fate
Metal Allegiance
Metal Church
Metallica
Michael Angelo Batio
Michael Schenker
Mike Orlando
Ministry
Minor Threat
Misfits
Mob Rules
Morbid Angel
Morifade
Mother's Army
Motley Crue
Motor-Roller
Motorhead
Mr. Big
MR.БЭНИШ
Mudvayne
Municipal Waste
Mura-Kami
Muse
Mushroomhead
My Dying Bride