Obsidian
Progressive death metal band obsidian from amsterdam, the netherlands.
http://www.Obsidian.nu
Officium Triste
Officium Triste
http://www.OfficiumTriste.com
Onheil
Onheil
http://www.Onheil.nl
Opeth
Opeth
http://www.opeth.com
Orange Goblin
Orange Goblin
http://www.orangegoblin.com
Orphanage
Orphanage
http://www.Orphanage.net
Outburst
Outburst
http://www.Outburstmetal.nl
Overkill
Overkill
http://www.wreckingcrew.com