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Metallica 163
Megadeth 81
Marilyn Manson 63
Motörhead 107
Mötley Crüe 60
Ministry 48
Manowar 73
Magnum 70
MR. Big 67
Machine Head 31
Mastodon 28
Michael Schenker 31
Montrose 14
Melvins 47
Metal Church 21
Monster Magnet 16
Mudvayne 10
Meshuggah 23
Mercyful Fate 18
My Dying Bride 43
Moonspell 29
Morbid Angel 21
Mother Love Bone 6
Mushroomhead 14
Memphis May Fire 14
Marty Friedman 17
Mike Stern 18
Mayhem 19
Marduk 29
Michael Monroe 16
Masterplan 10
Mindless Self Indulgence 16
Masters Of Reality 9
McAuley Schenker Group 4
Mystic Prophecy 21
Mr. Bungle 11
Miss May I 10
Manilla Road 23
Max Webster 8
Moderat 4
Mahogany Rush 7
Mantra 11
Mago De Oz 22
Megaherz 25
Mike Patton 9
Mob Rules 12
Malevolent Creation 20
Mr.Big 2
Michael Angelo Batio 12
Mortification 26
M.O.D. 11
Molotov 8
Municipal Waste 8
Moonsorrow 9
Massacre 13
Motor 10
Multiple Artist Compilation
Mallory Knox 7
Mustasch 14
Murderdolls 5
Massive Wagons 5
Mike Shinoda 6
Michael Katon 16
Morgana Lefay 12
Meliah Rage 12
Mekong Delta 15
Metalium 11
Myrkur 7
Mortiis 20
Meduza 6
Myles Kennedy 2
Metal Allegiance 3
Murphy's Law 5
Mors Principium Est 7
Michael Schenker Fest 2
Mike Keneally 19
Misery Index 13
Methods Of Mayhem 5
Michael Lee Firkins 6
Mike Portnoy
Mordred 10
Mind Funk 4
Motograter 4
Mnemic 5
M.ILL.ION 9
Morgoth 9
Mortician 9
My Ruin 8
Mouth Of The Architect 4
Moonlight 14
Monstrosity 8
Mos Generator 7
Martyr 19
Mean Streak 5
Make Them Suffer 8
Mark Slaughter 2
Motorjesus 6
Mortal Sin 7
Manticora 11
— Artist has been update in past 30 days- Artist 3— Artist has more than two albums