Mastodon

The Hunter	7
Remission	6

Mavorim

Silent Leges Inter Arma	7
Der König Ist Tot [EP]	7
Memento Mori [Split]	7
Verbrannte Erde [Split]	7
Axis Mundi	6

Mayhem

De Mysteriis Dom Sathanas	9
Wolf's Lair Abyss [EP]	9
Deathcrush [EP]	8
Live In Leipzig [Live]	8
Daemon	8
Pure Fucking Armageddon [Demo]	7
Grand Declaration Of War	4

Maze Of Sothoth

Extirpated Light

6

Medium

Medium

7

Megadeth

Rust In Peace	10
Peace Sells... But Who's Buying?	9
Countdown To Extinction	9
Cryptic Writings	9
Youthanasia	9
Killing Is My Business... And Business Is Good!	8
So Far, So Good... So What?	8
Last Rites [Demo]	8
Arsenal Of Megadeth [DVD]	7
United Abominations	7
Cryptic Sounds (No Voices In Your Head) [EP]	7
Risk	6

Melechesh

Enki

7

Melkor

Ferne

6

Memoriam

The Hellfire Demos [Demo]	8
The Hellfire Demos II [EP]	8
Requiem For Mankind	8
For The Fallen	7
The Silent Vigil	6

Menace Ruine

Nekyia

8

Mephorash

Shem Ha Mephorash

5

Mercenary

The Hours That Remain

5

Mercyful Fate

Don't Break The Oath	9
Melissa	8
In The Shadows	8
Time	7
Into The Unknown	7
Dead Again	7

Mesarthim

Isolate	8
Type III [EP]	8
Pillars [EP]	7
.- -... ... . -. -.-. .	7
The Great Filter [EP]	6
Presence [EP]	6

Meshuggah

I [EP]	6
ObZen	6

Messa

Close	8
Belfry	7
Feast For Water	7

Messiah

Hymn To Abramelin

7

Messial

Ellipses I: Anthroplanetary Expansion

5

Metal Church

Metal Church

9

Metallica

Kill 'Em All	9
Ride The Lightning	9
Master Of Puppets	9
Power Metal Demo [Demo]	9
...And Justice For All	8
Creeping Death [EP]	8
Metallica	7
Load	6
Re-Load	6
Garage Inc.	6
Death Magnetic	6
St. Anger	5
Lulu [Collaboration]	4

Methadone Skies

Retrofuture Caveman

7

Mgła

With Hearts Toward None	9
Exercises In Futility	9
Presence [EP]	8
Mdłości [EP]	8
Further Down The Nest [EP]	8
Groza	8
Age Of Excuse	8
Mdłości + Further Down The Nest [Compilation]	8

Midnight

No Mercy For Mayhem	8
Rebirth By Blasphemy	5

Midnight Odyssey

Funerals From The Astral Sphere	9
Firmament [Demo]	9
Aeon Odyssey [Split]	8
Shards Of Silver Fade	8
Silhouettes Of Stars [Compilation]	8
Ruins Of A Celestial Fire	8
Ardorem [Split]	8
Ashes From A Terrestrial Fall	8
Biolume Part 2 - The Golden Orb	8
Echoes Of The Thalassic Deep	8
Converge, Rivers Of Hell [Split]	7
Biolume Part 1 - In Tartarean Chains	7
Biolume Part 3 - A Fullmoon Madness	7

Misery Index

Rituals Of Power

8

Misþyrming

Algleymi	8
Söngvar Elds Og Óreiðu	7
Með Hamri	7

Mithras

On Strange Loops

8