Pat Bruders

Patrick Bruders is an American musician. He is best known for having been the bassist of the blackened death metal band Goatwhore from 1997 to 2004.
Since 2005, he has been the bassist for the seminal sludge metal band, Crowbar.In 2008, he joined Eyehategod side project, Outlaw Order, but has since parted ways with the group. He began touring as live bassist with New Orleans heavy metal supergroup Down in early 2011, and has since been confirmed as a permanent member, replacing Rex Brown.

2000 The Eclipse of Ages into Black 
2003 Funeral Dirge for the Rotting Sun 

2011 Sever the Wicked Hand 

2012 Down IV Part I - The Purple EP

Source: accessed 27th August 2013