Genre(s) : Thrash/Post-Thrash Metal
Origin Formed in : United States of America (San Francisco Bay Area (Hayward, California)) 1987

Current line-up
Russ Anderson - Vocals (1985-1997, 2007-) (Parking Lot Prophets)
Glen Alvelais - Guitar (1987-1988, 2007-) (Testament, Bizarro, Tenet, LD/50)
Matt Camacho - Bass (1985-1997, 2007-)
Craig Locicero - Guitar (1985-1997, 2007-) (Death, Spiralarms, Manmade God)
Gene Hoglan - Drums (2007-) (Daemon (Dnk), Dark Angel (US), Death, Dethklok, Devin Townsend, Just Cause, Meldrum, Naphobia, Old Man's Child, Phantasm (US), Pitch Black Forecast, Strapping Young Lad, Tenet, Testament,
Unearth, Wargod, Zimmer's Hole)

Former/past member(s)
Paul Bostaph - Drums (1985-1992, 2007) (Slayer (US), Testament, Exodus, Systematic)
Robb Flynn - Guitar (1985-1987) (Vio-lence, Machine Head (US), Sexoturica, Quarteto De Pinga)
Tim Calvert - Guitar (1990-1997) (Nevermore)
Steve Jacobs - Drums (1995-1997) (Deus Vult, Manmade Gods)

Discography
Forbidden Evil Full-length, 1988
The Ultimate Revenge 2 Split, 1989
Raw Evil: Live at the Dynamo EP, 1989
Twisted into Form Full-length, 1990
Trapped Single, 1990
Point of No Return Best of/Compilation, 1992
Disillusions Demo, 1992   
Distortion Demo, 1993
No Reason Single, 1994
Distortion Full-length, 1994
Green Full-length, 1997