Megadeth

Killing Is My Business... And Business Is Good!	7
Cryptic Writings	7
Endgame	7
Risk	6
The World Needs A Hero	5

Memoriam

For The Fallen	8
The Silent Vigil	8
Requiem For Mankind	8
To The End	8

Mendeed

The Dead Live By Love

7

Mental Cruelty

A Hill To Die Upøn	9
Inferis	7

Mercenary

11 Dreams	9
The Hours That Remain	8
Metamorphosis	8
Through Our Darkest Days	8

Meshuggah

Destroy Erase Improve	8
Chaosphere	8
Nothing	8
Catch Thirtythree	8
ObZen	8
Koloss	8
The Violent Sleep Of Reason	8
Immutable	7

Metal Church

Metal Church	9
XI	8
Damned If You Do	8

Metallica

Ride The Lightning	9
Master Of Puppets	9
Kill 'Em All	8
...And Justice For All	8
Metallica	8
Death Magnetic	8

Mgła

Exercises In Futility	9
Age Of Excuse	9
With Hearts Toward None	8

Mirrorthrone

Carriers Of Dust	8
Of Wind And Weeping	6
Gangrene	6

Misery Index

Rituals Of Power	9
Discordia	7
The Killing Gods	7

Mnemic

Mechanical Spin Phenomena	9
The Audio Injected Soul	8
Sons Of The System	8
Mnemesis	8
Passenger	7

Molder

Engrossed In Decay

7

Monument Of Misanthropy

Unterweger

8

Moonsorrow

Verisäkeet

6

Moonspell

Irreligious	9
Extinct	9
Wolfheart	8
Darkness And Hope	8
The Antidote	8
Hermitage	8
Memorial	7
Alpha Noir / Omega White	7
Sin / Pecado	6
The Butterfly Effect	6
1755	6

Morbid Angel

Covenant	9
Altars Of Madness	8
Domination	8
Formulas Fatal To The Flesh	8
Gateways To Annihilation	8
Blessed Are The Sick	7
Heretic	7

Mors Principium Est

Seven	9
Inhumanity	8
Liberation = Termination	8
...And Death Said Live	8
Dawn Of The 5th Era	8
Embers Of A Dying World	8

Morta Skuld

Suffer For Nothing	8
Dying Remains	7
For All Eternity	7
Wounds Deeper Than Time	7

Mortal Decay

The Blueprints For Bloodsplatter

6

Mortiferum

Preserved In Torment	8
Disgorged From Psychotic Depths	7

Mother Of All

Age Of The Solipsist

8

Mudvayne

L.D. 50	8
The End Of All Things To Come	8
Lost And Found	7

Mushroomhead

XX [Compilation]

7

My Dying Bride

Songs Of Darkness, Words Of Light	8
The Ghost Of Orion	8
Turn Loose The Swans	7
A Line Of Deathless Kings	7
A Map Of All Our Failures	7
Feel The Misery	7

Mystic Circle

Mystic Circle

7

Mystic Prophecy

Regressus

7

Møl

Diorama	9
Jord	6

Nachtmystium

Silencing Machine	9
Assassins: Black Meddle, Part 1	7

Naglfar

Cerecloth

7

Nailed To Obscurity

King Delusion

8