 | Orbita Wiru - My maszyny Metal |  13.05.2013 |
 | Orchid - The Mouths Of Madness Metal |  26.04.2013 |
 | Orchid - The Zodiac Sessions Metal | 15.11.2013 |
 | Orchid's Curse - Words Metal |  26.03.2013 |
 | Orden Ogan - To The End Metal | 26.10.2012 |
 | Ordo Obsidium - Orbis Tertius Metal | 08.11.2011 |
 | Origin - Entity Metal | 10.06.2011 |
 | Orions Reign - Nuclear Winter Metal | 26.04.2011 |
 | Orphaned Land - All Is One Metal | 24.06.2013 |
 | Ortega - The Serpent Stirs [EP] Metal | 01.12.2012 |
 | Osada Vida - Particles Metal | 11.03.2013 |
 | Oshiego - The Great Architect Of Nothing Metal | 15.10.2013 |
 | OSI - Fire Make Thunder Metal | 23.03.2012 |
 | Otargos - Apex Terror Metal | 15.09.2013 |
 | Otep - Atavist Metal | 26.04.2011 |