In another video, below, YouTuber FaceLikeTheSun runs Cyberdemon through spectogram software iZotope RX 5 and the results are impressive.
For more on his contributions to id’s latest shooter, here’s a couple of videos going behind the scenes on his heavy metal soundtrack.
Doom’s soundtrack was composed by Mick Gordon.
As outlined in the following video by YouTuber Nerd Sauce (via Reddit), the song Cyberdemon encodes the number 666 and images of pentagrams in its frequencies.