Novembers Doom

Aphotic	8
Hamartia	8

Novembre

The Blue	9
URSA	8

Noveria

The Gates Of The Underworld

7

Nuclear Assault

Handle With Care

8

Nuclear Blast Allstars

Out Of The Dark - 20 Years Nuclear Blast	6
Into The Light - 20 Years Nuclear Blast	6

Nuclear Power Trio

Wet Ass Plutonium

8

Nuclear Winter

Seagrave

6

Nug

Alter Ego

8

Numenorean

Adore

8

Nyktophobia

What Lasts Forever	8
To The Stars	8

Nyrst

Orsök	8
Völd	7

O

Antropocene

8

O Zorn!

Vermillion Haze

7

Oak

Disintegrate

8

Oak Pantheon

The Absen­ce

6

Oath Of Cranes

The Unsung Mantras

7

Oathbreaker

Rheia

9

Obed Marsh

Dunwich

6

Oberst

Toil

7

Obituary

Cause Of Death	8
Dying Of Everything	5

Obitus

Slaves Of The Vast Machine

7

Oblivion Protocol

The Fall Of The Shires

6

Obscura

Cosmogenesis	8
Omnivium	8
Akróasis	8
A Valediction	8
Diluvium	7

Obscura Qalma

Apotheosis	7
Veils Of Transcendence [EP]	6

Obscurcis Romancia

The Bringer Of Light [EP]

7

Obscure Sphinx

Void Mother	8
Epitaphs	8

Obsequiae

Aria Of Vernal Tombs

8

Obsidian Kingdom

Meat Machine

7

Obsidian Mantra

As We All Will

6

Obsidian Sea

Pathos

7

Obsidian Tide

The Grand Crescendo

7

Obsidian Tongue

The Stone Heart [EP]

7

Obsidious

Iconic

7

Obsidyen

Litany Of Iah

8

Ocean Districts

Expeditions	8
Phantom Islands	6

Ocean Of Grief

Pale Existence

8

Oceano

Living Chaos

6

Oceans Of Sadness

The Arrogance Of Ignorance

7

Oceans Of Slumber

Winter	8
Aetherial	7
The Banished Heart	7
Oceans Of Slumber	7
Starlight And Ash	7
Where Gods Fear To Speak	7

Oceanwake

Lights Flashing In Mute Scenery	8
Sunless	8

October Falls

The Plague Of A Coming Age	8
A Fall Of An Epoch	8
Syys	6

October Noir

Letters To Existence

6

October Tide

The Cancer Pledge

8

Octoploid

Beyond The Aeons

8

Octopus

Into The Void Of Fear

7

Oddland

The Treachery Of Senses	7
Vermilion	7

Ode And Elegy

Ode And Elegy

8

Odious

Skin Age

7

Odraza

Rzeczom	8
Esperalem Tkane	6

Odz Manouk

Ծ​ո​ւ​ռ (Tzurr)	7
Bosoragazan (​Բ​ո​ս​ո​ր​ա​գ​ա​զ​ա​ն​)	7

Of Darkness

Missa Tridentina

7

Of Feather And Bone

Sulfuric Disintegration

7

Of Mice & Men

Echo

6

Ofdrykkja

After The Storm

6

Offerbeest

Afrika

6

Officium Triste

Mors Viri	8
The Death Of Gaia	8
Hortus Venenum	8

Ofnus

Time Held Me Grey And Dying

8

Oghre

Grimt

6

OHHMS

Bloom [EP]	8
Exist	8
Close	8
Cold [EP]	7
The Fool	7
Rot	7

Okkultist

O​.​M​.​E​.​N.

7

Oknos

From Ashes

6

Old Man Gloom

Seminar III: Zozobra	8
The Ape Of God	8
The Ape Of God	8
Seminar VIII: Light Of Meaning	8
Christmas	7
No	7
Seminar IX: Darkness Of Being	7
Seminar II: The Holy Rites Of Primitivism Regressionism	6