Om Mani

Metal · France

2 Albums

Omnerod

Progressive Metal · Belgium

7 Albums

Omnia Malis Est

Black Metal · Italy

1 Album

Omnicidal Instinct

Brutal Death Metal · Germany

1 Album

Omniesia

Metal · Canada

1 Album

Omnipotence

Black Metal · Canada

1 Album

Omnium

Death Metal · Australia

2 Albums

Omnium Gatherum

Melodic Death Metal · Finland

12 Albums

Omniverse

Death Metal · Ukraine

1 Album

Omnivide

Death Metal · Canada

2 Albums

Omnivorous

Death Metal · Indonesia

2 Albums

Omnivortex

Technical Death Metal · Finland

3 Albums

Omnus

Avant-Garde Metal · Norway

1 Album

Omophagia

Death Metal · Switzerland

4 Albums

Omramøryth

Black Metal · Croatia

1 Album

On Atlas’ Shoulders

Heavy Metal · Germany

4 Albums

On Broken Wings

Metalcore · United States

5 Albums

Once Awake

Melodic Death Metal · Norway

4 Albums

Once N For All

Metal · China

1 Album

Once Nothing

Metalcore · United States

4 Albums

Once upon a winter

Post-Metal · Greece

4 Albums

Onchocerciasis Esophagogastroduodenoscopy

Metal · Canada

5 Albums

Onda Makter

Black Metal · Sweden

3 Albums

Ondfødt

Black Metal · Finland

6 Albums