[Steve Van Doorn]

The cross is based on the satanist belief of the reverse Qabalah or Hermetic Qabalah.

The general concept is these high order satanist needs to be a major part of three main religions including specifically the Catholic Church. The cross is basically the anti-Christian across which has a lot of Greek influences because of the base of their religion is on the Book of Enoch.

[CedarDave]

The cross is based on the satanist belief of the reverse Qabalah or Hermetic Qabalah.

It certainly was the house of the devil.