Machine Head Madball Madd Hunter Magnitude 9 Malevolent Creation Yngwie Malmsteen Maniac Within Manowar Maraya Mars Marshall Law Masterplan Lars Eric Mattsson Jim Matheos MD.45 Megadeth Memory Garden Mercury Rising Mercyful Fate Messe Noir	Metal Church Metalium Metallica Millenium Mindset Mob Rules Money For the Toll Moonspell Morbid Angel Morgana Lefay Mortification Motley Crue Motorhead Mr. Big Mr. Blackwell Mr. Dead MSG Murder One James Murphy MVP	Myon My Sister's Machine Mystere De Notre Dame Mystic Prophecy