Did the highest selling album of Judas Priest release before or after the one produced by Roy Z?
Angel of Retribution:  The album debuted at #13 on the US "Billboard" chart, which made it the third highest chart of a Judas Priest album (the second being "Nostradamus" and the highest being "Redeemer of Souls"). Redeemer of Souls: Redeemer of Souls is the seventeenth studio album by the English heavy metal band Judas Priest, which was released on 8 July 2014.
i don't know