This connection to rock music's most famous "satanic message" controversy adds another layer to the game's mystique. The phrase "sad Satan" appears nowhere in the forward version of the song but emerges clearly when reversed—mirroring the game's own use of reversed audio and hidden imagery throughout its experience.
The original game was built using a obscure game development tool called , created by Zeoworks. The Terror Engine natively compiled games for 64-bit Windows systems. sad satan true 64bit