Nightwish

Over The Hills And Far Away [EP]	5
Once	5
Dark Passion Play	5
Imaginaerum	5
Angels Fall First	4

Nile

At The Gate Of Sethu	5
Those Whom The Gods Detest	4

Nine Inch Nails

Hesitation Marks	5
Add Violence [EP]	5

Noctem

Oblivion

6

Nomans Land

Farnord	5
Last Crusade	4

Norther

Circle Regenerated

5

Northern Kings

Reborn

2

Northlane

Mesmer

5

Novembers Doom

Aphotic	7
Bled White	6
Hamartia	4

Novembre

Novembrine Waltz	9
URSA	8
Classica	7
Arte Novecento	5
Dreams D'Azur	5
Materia	5

Numenorean

Home

9

Oak Pantheon

In Pieces

5

Oathbreaker

Mælstrøm	8
Rheia	8

Obscura

Cosmogenesis	10
Omnivium	10
Akróasis	9

Obsidian Kingdom

Mantiis - An Agony In Fourteen Bites	5
A Year With No Summer	5

Obtenebris

Dust Of Time

7

Oceans Of Slumber

Winter

7

October Tide

Rain Without End	8
Grey Dawn	7
A Thin Shell	7
Tunnel Of No Light	6
Winged Waltz	5

Oddland

The Treachery Of Senses

5

Officium Triste

Mors Viri

6

Old Man's Child

Slaves Of The World

4

Old Silver Key

Tales Of Wanderings

7

Omb

SwineSong

8

Omnium Gatherum

New World Shadows	10
Beyond	10
Spirits And August Light	8
The Redshift	8
Grey Heavens	7
Years In Waste	6
Stuck Here On Snakes Way	6

Onslaught

Sounds Of Violence	5
VI	5

Opeth

Still Life	10
Blackwater Park	10
Deliverance	10
My Arms, Your Hearse	9
Damnation	9
Ghost Reveries	9
Watershed	9
Orchid	8
Morningrise	8
Heritage	8
Pale Communion	7

Ophis

Withered Shades	6
Abhorrence In Opulence	5

Oranssi Pazuzu

Kosmonument	7
Värähtelijä	6

Orden Ogan

To The End	5
Ravenhead	5

Ordinance

Internal Monologues	7
The Ides Of March	5

Origin

Entity

6

Orphaned Land

Mabool: The Story Of The Three Sons Of Seven	9
The Never Ending Way Of ORwarriOR	6
All Is One	5
El Norra Alila	4
Sahara	4

Ortega

1634	8
Sacred States	6

Ouroboros

Glorification Of A Myth

4

Overkill

The Years Of Decay	5
The Electric Age	5
Ironbound	4

Pagan's Mind

Heavenly Ecstasy	7
Enigmatic : Calling	5
Infinity Divine	4
Celestial Entrance	4

Pain

You Only Live Twice

6

Pain Confessor

Turmoil

4

Pain Of Salvation

The Perfect Element, Part I	9
Remedy Lane	9
One Hour By The Concrete Lake	8
Entropia	8
"BE"	7
Scarsick	6
Road Salt Two	5
Road Salt One	4

Pale Divine

Painted Windows Black

6