They won an opening slot for Death Angel the following month. Hammett joined Exodus and Death Angel on-stage for their encores. This is also the final Death Angel studio album to feature guitarist Gus Pepa. Relentless Retribution is the sixth studio album by American thrash metal band, Death Angel. Bay Area thrash metal acts Testament, Forbidden, Death Angel and Vio-lence. Death Angel released "The Dream Calls for Blood" on 11 October 2013. Death Angel covered the song on their 1988 album "Frolic Through the Park". Death Angel took a similar approach with their 1987 debut, "The Ultra-Violence".