This Darkened Heart is the second studio album by the metalcore band All That Remains, released on March 23, 2004. It includes the singles "This Darkened Heart", "Tattered on My Sleeve" and "The Deepest Gray", all three of which had music videos created for them. The album was produced by Killswitch Engage guitarist Adam Dutkiewicz, who previously produced the band's debut. This Darkened Heart is the first All That Remains album to feature current rhythm guitarist Mike Martin, the last album to feature drummer Michael Bartlett, and the only album to feature bassist Matt Deis who left the band in 2005 and then rejoined in 2022. Musical style This Darkened Heart marks a shift in the band's sound, moving away from the melodic death metal sound of Behind Silence and Solitude to more of a metalcore sound. Additionally, some of the songs feature clean vocals. Track listing Personnel All That Remains Philip Labonte – vocals Mike Martin – guitar Oli Herbert – electric and acoustic guitars Matt Deis – bass, piano Michael Bartlett – drums Additional Adam Dutkiewicz – producer, engineer, mixing Louie Teran – mastering Mike D'Antonio – artwork References 2004 albums All That Remains (band) albums Prosthetic Records albums Razor & Tie albums Albums produced by Adam Dutkiewicz