Octoploid

Beyond The Aeons

9

Odd Dimension

The Last Embrace To Humanity	8
The Blue Dawn	8

Oddland

Origin	9
Vermilion	9

Odium

Burning The Bridges To Nowhere

7

Odyssea

Storm

8

Odyssey

Egofussion

8

Of Mice & Men

Earthandsky	8
Echo	8

Officium Triste

Mors Viri	8
The Death Of Gaia	8

Old Man Gloom

No

5

Old Silver Key

Tales Of Wanderings

9

Om

God Is Good	8
Advaitic Songs	6

Omega Diatribe

Deviant

8

Omnerod

The Amensal Rise	9
Arteries	8

Omnium Gatherum

Origin	9
Beyond	8
Grey Heavens	8
The Burning Cold	8

Omnivortex

Circulate

9

On Thorns I Lay

Threnos	9
Aegean Sorrow	8
On Thorns I Lay	8

One Step Beyond

The Music Of Chance

7

Onslaught

Generation Antichrist	9
The Force	8
VI	8

Oomph!

Richter Und Henker	8
Des Wahnsinns Fette Beute	7

Opera IX

The Gospel	7
Strix Maledictae In Aeternum	6

Operation: Mindcrime

Resurrection	9
The New Reality	9
The Key	8

Opeth

Morningrise	10
My Arms, Your Hearse	10
Damnation	10
Will O The Wisp [Single]	10
Orchid	9
Still Life	9
Blackwater Park	9
Deliverance	9
Lamentations [DVD]	9
Ghost Reveries	9
Watershed	9
Heritage	9
The Drapery Falls [Single]	9
Pale Communion	9
Sorceress	9
In Cauda Venenum	9
The Last Will And Testament	9
The Devil's Orchard - Live At Rock Hard Festival 2009 [Live]	8
Sorceress [Single]	8
§3 [Single]	8

Ophidian I

Desolate

9

Ophis

Spew Forth Odium

8

Orange Goblin

Sucking The 70's - Back In The Saddle [VA]	10
Back From The Abyss	9
Frequencies From Planet Ten	8
Time Travelling Blues	8
Red Rising Tide [Single]	8
The Wolf Bites Back	8
Science, Not Fiction	8
(Not) Rocket Science [Single]	8
Cemetary Rats [Single]	8
The Fire At The Centre Of The Earth Is Mine [Single]	8
Ascend The Negative [Single]	8
A Eulogy For The Damned	7

Oranssi Pazuzu

Valonielu	8
Värähtelijä	7
Mestarin Kynsi	7
Kosmonument	6

Orbit Culture

Shaman [EP]	9
Descent	9

Orchid

Capricorn

8

Orden Ogan

To The End	9
Ravenhead	8
Gunmen	8

Organic Reaction

Mysteries Of The Lost World

8

Organized Chaos

Divulgence

9

Origin

Unparalleled Universe	8
Chaosmos	8
Omnipresent	7
Abiogenesis - A Coming Into Existence [Compilation]	7

Origin Of Escape

Shapes

8

Orkan

Livlaus

7

Orkrist

Luea

6

Orphaned Land

All Is One	10
Mabool: The Story Of The Three Sons Of Seven	9
The Never Ending Way Of ORwarriOR	9
Unsung Prophets & Dead Messiahs	9
Ararat [EP]	8
Kna'an [Collaboration]	7

Orpheus Omega

Partum Vita Mortem	8
Portraits [EP]	8
Exist To Observe [Single]	8