RETROSATAN's 1987 tape Grito mortal is killer speed metal influenced by NWOBHM (PRIEST / MAIDEN etc) played with high intensity and lyrics dealing with religion and corruption.
The video above is a bonus from the 2010 CD reissue of this demo with some extra tracks.
About the date: some places list the recording date of this demo as 19 September 1987, others as November 1986 & July 1987...
