Ohtar

Black Metal · Poland

10 Albums

O‐Hum

Metal · Iran

5 Albums

Oil Spill

Black Metal · United States

2 Albums

Okay You Win

Metal · United Kingdom

1 Album

Ok Goodnight

Progressive Metal · United States

4 Albums

Okilly Dokilly

Metalcore · United States

2 Albums

Okktli

Doom Metal · Mexico

2 Albums

Okkultist

Death Metal · Portugal

3 Albums

Okkultokrati

Sludge Metal · Norway

8 Albums

Okkultum Magnificentia

Black Metal · Italy

2 Albums

Oknos

Symphonic Metal

2 Albums

Okwaho

Metal · Greece

2 Albums

Ola Englund

Progressive Metal · Sweden

5 Albums

Olaf Olafsonn and the Big Bad Trip

Black Metal · Czechia

8 Albums

Ólafur Arnalds

Heavy Metal · Iceland

22 Albums

Olamot

Brutal Death Metal · Italy

2 Albums

Old

Thrash Metal · Germany

3 Albums

Oldblood

Thrash Metal · Slovakia

3 Albums

Old Blood

Doom Metal · United States

3 Albums

Old Chapel

Death Metal · Russia

3 Albums

Old Corpse Road

Symphonic Black Metal · United Kingdom

5 Albums

Old Coven

Thrash Metal · United States

2 Albums

Oldd Wvrms

Post-Metal · Belgium

7 Albums

Olde

Metal · Canada

4 Albums