Complex sentence: The original version of the record was not mastered, but the 2006 Peaceville Records re-release finally released a mastered version of the album and included the "Sounds of Decay" EP as bonus tracks.
Split into simpler sentences: The original version of the record was not mastered. In 2006, Peaceville Records finally released a mastered version of the album and included the "Sounds of Decay" EP as bonus tracks.