Description: Low humming tone of a reverberated scary choir voice sound.

Description: Abstract atmosphere with subtle movement and feedback tones fading in and out

Description: Atmospheric drone with little movement and a similar sound to that of a violin playing a sustained note

Description: Atmospheric drone with little movement and infrequent low end rumble

Description: Abstract atmosphere with filtered noise and wind-like tones

Description: Atmospheric, subtly evolving drone with synthesized mechanical properties