The band was formed in 1983 in Chicago, Illinois by guitarist Ken Mandat, and vocalist Justin Fate. The band's name was taken from a horror book The Omen.[1] In 1984, the band recorded a demo called Sign of the Jackal, and after that in 1986 released an album with the same name. It was released on RoadRunner Records, and the band's own label called "Jackal Productions.[4]
"I think I would say that if you like old school traditional Power Metal, then you would probably like us. Although, if you listen to all of our albums, you will hear many influences: Speed Metal/Power Metal, even some Progressive Metal as well."[6]