Northlane

Alien

6

Northless

A Path Beyond Grief

6

Nortt

Endeligt

6

Nostromo

Bucephale

7

Nothgard

Malady X

7

Nothing More

The Stories We Tell Ourselves

5

Notturno

Inside

6

Noumena

Anima

6

Novae Militiae

Topheth

7

Novembers Doom

Hamartia

7

Novembre

URSA

8

Nuclear Assault

Something Wicked

6

Nucleus

Entity

7

Nug

Alter Ego

7

Numenorean

Adore

8

Nunslaughter

Angelic Dread	7
Red Is The Color Of Ripping Death	7

Nyktalgia

Nyktalgia

8

Nyktophobia

What Lasts Forever

7

Nyrst

Orsök

7

Nyss

Dépayser

7

O Zorn!

Vermillion Haze

7

Oak

Disintegrate

7

Oak Pantheon

The Absen­ce

7

Oathbreaker

Rheia

7

Oberst

Toil

7

Obituary

Slowly We Rot	8
Cause Of Death	8
The End Complete	8
World Demise	8
Dying Of Everything	7
Inked In Blood	6
Obituary	6

Obitus

Slaves Of The Vast Machine

7

Obscura

Retribution	8
Akróasis	8
Diluvium	8

Obscurity

Streitmacht

7

Obsidian Kingdom

Mantiis - An Agony In Fourteen Bites	7
Meat Machine	7
A Year With No Summer	6

Obsidian Sea

Strangers	7
Pathos	7

Obsidian Shrine

Bloodshed Under The Black Star

7

Obsidian Tide

The Grand Crescendo

7

Obsidian Tongue

Volume III	8
The Stone Heart [EP]	8

Obsidious

Iconic

7

Obtest

Iš Kartos Į Kartą	7
Auka Seniems Dievams	7
Tūkstantmetis	6

Occult Burial

Burning Eerie Lore

7

Occultation

Silence In The Ancestral House

8

Ocean Chief

Den Tredje Dagen

7

Ocean Of Grief

Pale Existence

7

Oceano

Ascendants

6

Oceans

The Sun And The Cold

7

October Falls

A Fall Of An Epoch

7

October Tide

In Splendor Below	7
The Cancer Pledge	7

Odd Dimension

The Blue Dawn

7

Oddland

Vermilion

6

Odraza

Rzeczom

7

Of Darkness

Missa Tridentina

7

Ofermod

Pentagrammaton

7

Oferwintran

It Often Befalls Those

7

Ofnus

Time Held Me Grey And Dying

7

OHHMS

Close	7
Rot	7

Okkultokrati

La Ilden Lyse

7

Ol Drake

Old Rake

7

Old Corpse Road

On Ghastly Shores Lays The Wreckage Of Our Lore

7

Old Forest

Back Into The Old Forest	7
Sutwyke	7

Old Growth

Mossweaver

7

Old Man Gloom

The Ape Of God

7

Old Silver Key

Tales Of Wanderings

6

Olde Throne

In The Land Of Ghosts

7

Olkoth

At The Eye Of Chaos

7

Omega

Nebra

8

Omega Infinity

Solar Spectre	8
The Anticurrent	7

Omination

NGR

7

Ominous Ruin

Amidst Voices That Echo In Stone

7

Omnerod

The Amensal Rise

8

Omnium Gatherum

The Burning Cold	7
Origin	7

Omnivortex

Circulate

7

On Thorns I Lay

On Thorns I Lay

7

Once Human

Scar Weaver

7

Ondfødt

Det Österbottniska M​ö​rkret

7

One Tail, One Head

Worlds Open, Worlds Collide

5

Onirism

The Well Of Stars [EP]

7

Onslaught

Sounds Of Violence	9
Killing Peace	8
In Search Of Sanity	8
VI	8
Generation Antichrist	7

Oomph!

Ritual

6

Opera Diabolicus

Death On A Pale Horse

7