Related Information for Massive Attack Massive Attack are a trip-hop group which formed in Bristol, England in 1988. The group currently consists of Robert "3D" Del Naja and Grant "Daddy G" Marshall. Third member Andy "Mushroom" Vowles left the group in 1999. To date, the band has released five albums: "Blue Lines" (1991), "Protection" (1994), "Mezzanine" (1998), "100th Window" (2003), and "Heligoland" (2010).The group are considered to be progenit.. read more