| Artist | Album | Record Label | Released | Added To List | |
| Machine Gun Symphony | The Technology Of Tears | [Self-Released] | 2005 | 12/14/2005 | Request |
| Man and Machines | Man and Machines EP | [Self-Released] | 2006 | 11/19/2006 | Request |
| Man and Machines | Analog Hearts, Digital Minds | DSBP | 2008 | 10/19/2008 | Request |
| Manufactura | We're Set Silently On Fire | Crunch Pod | 2006 | 12/5/2006 | Request |
| Manufactura | In The Company of Wolves | Crunch Pod | 2007 | 2/12/2008 | Request |
| Manufactura | Precognitive Dissonance | Hive Records | 2003 | 1/1/2005 | Request |
| Manufactura | Psychogenic Fugue | Crunch Pod | 2008 | 9/28/2008 | Request |
| Marching Dynamics | Nailsleeper | Hymen Records | 2007 | 11/25/2007 | Request |
| Margin of Error | Destroy.Create.Repeat | [Self-Released] | 2008 | 7/19/2008 | Request |
| Marilyn Manson | Antichrist Superstart | Nothing Recordings | 1996 | 1/1/2005 | Request |
| Marilyn Manson | Mechanical Animals | Nothing Recordings | 1998 | 1/1/2005 | Request |
| Mark Nicholas | Duchess 33 | Dirty Electronic | 2006 | 3/7/2007 | Request |
| Mark Nicholas | Perversions | Dirty Electronic | 2008 | 3/12/2008 | Request |
| Mark Nicholas | Perversions | Dirty Electronic | 2008 | 7/1/2008 | Request |
| Mash Up Soundsystem | A Great Escape From Lunacy | Hive Records | 2006 | 3/27/2006 | Request |
| Massiv in Mensch | Belastendes Material | Artoffact Records | 2001 | 1/1/2005 | Request |
| Massiv in Mensch | Die Rein | Artoffact Records | 2002 | 1/1/2005 | Request |
| Massiv in Mensch | Clubber Lang | Artoffact Records | 2006 | 6/29/2006 | Request |
| Massiv in Mensch | Klang Der Unsterblichkeit | Artoffact Records | 2006 | 6/29/2006 | Request |
| Massiv in Mensch | Supermassive Gravity | Artoffact Records | 2008 | 9/28/2008 | Request |
| Massiv in Mensch | Meanwhile Back In The Jungle | Artoffact Records | 2008 | 11/23/2008 | Request |
| Massiv in Mensch | Hands on Massiv | Artoffact Records | 2009 | 5/9/2009 | Request |
| Massiv in Mensch | Niemand Weiss, Was Die Zukunft Bringt | Artoffact Records | 2010 | 12/12/2010 | Request |
| Massiv in Mensch / Negative Format | Uturn 1 | Artoffact Records | 2002 | 1/1/2005 | Request |
| Meat Beat Manifesto | Answers Come In Dreams | Metropolis Records | 2010 | 10/20/2010 | Request |