Opeth

Progressive Metal · Sweden

14 Albums

Opferblut

Black Metal · Switzerland

1 Album

Ophelion

Progressive Metal · United Kingdom

1 Album

Ophicvs

Black Metal · United States

6 Albums

Ophidian

Black Metal · Greece

1 Album

Ophidian Coil

Black Metal · Serbia

3 Albums

Ophidian I

Technical Death Metal · Iceland

2 Albums

Ophidian Memory

Melodic Death Metal · United States

5 Albums

Ophidious

Death Metal · United Kingdom

1 Album

Ophiocordyceps

Brutal Death Metal · Italy

3 Albums

Ophiolatry

Brutal Death Metal · Brazil

5 Albums

Ophis

Doom Metal · Germany

6 Albums

Ophiuchi

Post-Metal · Netherlands

2 Albums

Ophiuchus

Thrash Metal · United States

1 Album

Ophthalamia

Death Metal · Sweden

4 Albums

Opia

Gothic Metal · United Kingdom

1 Album

Opium Eater

Post-Metal · New Zealand

2 Albums

Opium Heathen

Doom Metal · Belgium

1 Album

Opium Lord

Sludge Metal · United Kingdom

3 Albums

Opium Warlock

Doom Metal · Czechia

10 Albums

Opium Warlords

Metal · Finland

6 Albums

Opollo

Doom Metal · Poland

7 Albums

Oppress.

Black Metal · United Kingdom

1 Album

Oppressed Purrs

Metal · Australia

2 Albums