Line-up
Bobby Jarzombek
Bateria
Spastic Ink, Painmuseum, John West, Bobby Jarzombek, Arch - Matheos, Juggernaut (USA-1), Zierler, Halford, Sebastian Bach, ex-Riot, ex-Demons And Wizards
Ray Alder (Raymond Balderrama)
Vocais
Engine, Ray Alder, ex-Redemption (USA)
Jim Matheos
Vocais, Guitarra, Vocais Secundários, Teclas
ex-Gordian Knot, Office Of Strategic Influence, Arch - Matheos, John Arch, Jim Matheos
Joey Vera
Baixo
Engine, ex-Office Of Strategic Influence, Arch - Matheos, John Arch, ex-Seven Witches, ex-Anthrax, Brian Posehn, Armored Saint, Motor Sister, Kings Of Mercia, Chroma Key
Ex-membros
Joe DiBiase
Baixo
1982 - 1996
Steve Zimmermann
Bateria
1982 - 1988
Frank Aresti
Guitarra
1986 - 1996
Arch - Matheos
Mark "Thunderchild" Zonder
Bateria
Jim Matheos, League Of Lights
John Arch (John Maurice Archambault)
Vocais
Arch - Matheos, John Arch
Victor Arduini
Guitarra
1982 - 1986
Freedoms Reign, Mythosphere, Entierro
