| Band | Album | Jahr | Punkte | |
| Ozzy Osbourne | No More Tears | 1991 | 8.5 | lesen... |
| Ozzy Osbourne | The Ultimate Sin | 1986 | 9.0 | lesen... |
| Ozzy Osbourne | Bark at the Moon | 1983 | 7.5 | lesen... |
| Ozzy Osbourne | Diary of a Madman | 1981 | 8.0 | lesen... |
| Ozzy Osbourne | Blizzard of Oz | 1980 | 9.5 | lesen... |
| Ozzy Osbourne | Down to Earth | 2001 | 6.5 | lesen... |
| Ozzy Osbourne | Black Rain | 2007 | 9.0 | lesen... |
| Ozzy Osbourne | Live & Loud | 1997 | 7.0 | lesen... |
| OZ | Burning Leather | 2011 | 5.0 | lesen... |
| Overtures | Rebirth | 2011 | 6.0 | lesen... |
| OverMaster | Madness Of War | 2010 | 6.5 | lesen... |
| Overlorde | Return of the Snow Giant | 2004 | 7.0 | lesen... |
| Overlord's Perpetual | Same | 2005 | 8.0 | lesen... |
| Overloaded | Hail to the Kingdom | 2005 | 8.0 | lesen... |
| Overloaded | Hellfire | 2005 | 8.0 | lesen... |
| Overloaded | Regeneration | 2007 | 8.5 | lesen... |
| Overland | Break Away | 2008 | 7.5 | lesen... |
| Overland | Diamond Dealers | 2009 | 7.0 | lesen... |
| Overkill | The Years of Decay | 1989 | 8.5 | lesen... |
| Overkill | Horrorscope | 1991 | 9.5 | lesen... |
| Overkill | W.F.O. | 1994 | 8.0 | lesen... |
| Overkill | Feel the Fire | 1985 | 9.0 | lesen... |
| Overkill | I hear Black | 1993 | 7.0 | lesen... |
| Overkill | Necroshine | 1999 | 8.0 | lesen... |
| Overkill | Killbox 13 | 2003 | 7.5 | lesen... |
| Overkill | Immortalis | 2007 | 8.0 | lesen... |
| Overkill | From the Underground and Below | 1997 | 7.5 | lesen... |
| Overkill | Overkill, Megora, Marauder | | 8.0 | lesen... |
| Overkill | Killfest –Tour 2009 w/ Exodus, Gama Bomb, Torture Squad | | 7.0 | lesen... |
| Outloud | We rock you to hell and back again | 2009 | 7.0 | lesen... |
| Outloud | Love Catastrophe | 2011 | 8.5 | lesen... |
| Outlaw Blood | Same | 1991 | 6.5 | lesen... |
| Outland | Long way from Home | 2004 | 7.0 | lesen... |
| Out Of Season | Kopfkino | 2011 | 5.0 | lesen... |
| Otep | Smash The Control Machine | 2009 | 7.0 | lesen... |
| Orphaned Land | The Never Ending Way Of ORWarriOR | 2010 | 7.5 | lesen... |
| Orion´s Reign | Nuclear Winter | 2010 | 5.5 | lesen... |
| Origin | Entity | 2011 | 6.5 | lesen... |
| Order of the Ebon Hand | XV: The Devil | 2005 | 6.0 | lesen... |
| Orden Ogan | Easton Hope | 2010 | 7.0 | lesen... |
| Orden Ogan | Vale-Re-Release | 2010 | Keine Wertung | lesen... |
| Orantorio | Redemption | 2007 | 7.5 | lesen... |
| Opus Dei | Opus Dei | 2010 | 8.0 | lesen... |
| Optimystical | Distant Encounters | 2009 | 8.0 | lesen... |
| Ophydian | The Perfect Symbiosis | 2007 | 6.0 | lesen... |
| Opeth | Heritage | 2011 | 8.5 | lesen... |
| Opeth | The Roundhouse Tapes | 2008 | 9.0 | lesen... |
| Opeth | In Live Concert At The Royal Albert Hall | 2010 | 9.0 | lesen... |
| Opera IX | Strix Maledictae in Aeternum | 2012 | 5.5 | lesen... |
| Open The Skies | Conspiracies | 2008 | 8.0 | lesen... |
| Onslaught | Killing Peace | 2007 | 9.5 | lesen... |
| Onslaught | Live Damnation | 2009 | 7.5 | lesen... |
| Onslaught | Sounds Of Violence | 2011 | 8.5 | lesen... |
| Only Child | Only Child–ReRelease | 2010 | 8.0 | lesen... |
| Only Attitude Counts | Triumph of the Underdog | 2009 | 7.5 | lesen... |
| Onkel Tom | Nunc Est Bibendum | 2011 | 7.0 | lesen... |
| One Way Mirror | Same | 2008 | 7.5 | lesen... |
| One Morning Left | Panda <3 Penguin Vol:2 | 2009 | 1.0 | lesen... |
| One Morning Left | The Bree-Teenz | 2011 | 1.0 | lesen... |
| One Man Amry &The Undead Quartet | Grim Tales | 2008 | 8.5 | lesen... |
| One Man Amry &The Undead Quartet | The Dark Epic | 2011 | 7.5 | lesen... |
| On the Rise | Dream Zone | 2009 | 6.0 | lesen... |
| On Parole | Classic Noise | 2006 | 7.5 | lesen... |
| Omen | Warning of Danger | 1985 | 9.5 | lesen... |
| Omen | Battle Cry | 1984 | 9.0 | lesen... |
| Oliver Weers | Get Ready | 2009 | 8.5 | lesen... |
| Oliver Weers | Evils Back | 2011 | 8.5 | lesen... |
| Old Mans Child | Slaves Of The World | 2009 | 6.5 | lesen... |
| Ok Go | Oh No | 2006 | 9.0 | lesen... |
| Ohrenfeindt | Rock n' Roll Sexgott | 2006 | 7.5 | lesen... |
| Ohrenfeindt | Mit Vollgas & Blaulicht | 2007 | 7.5 | lesen... |
| Ohrenfeindt | Auf die Ohren | 2009 | 5.0 | lesen... |
| Ohrenfeindt | Schwarz auf weiss | 2011 | 7.5 | lesen... |
| Of Infinity | 2004 Demo | 2004 | Keine Wertung | lesen... |
| October File | Our Souls To You | 2010 | 8.0 | lesen... |
| October 31 | The Fire awaits you | 1997 | 8.5 | lesen... |
| Obsidian | Point Of Infinity | 2010 | 6.5 | lesen... |
| Obsession | Scarred for Life | 1986 | 7.5 | lesen... |
| Obituary | Frozen in Time | 2005 | 8.0 | lesen... |
| Obituary | Dark Room | 2009 | 6.0 | lesen... |
| O.S.T. | Anuk - Der Weg des Kriegers | 2007 | 5.0 | lesen... |
| O.S.I. | Blood | 2009 | 7.5 | lesen... |
| O.M.T. | Anamantium | 2010 | 7.0 | lesen... |
