Quote Originally Posted by Scott View Post
Im Kinda confused myself. Didn't they always say the sound where coming from inside the deepth of the Planet in Shadowbringers?
They did, so while it's not stated outright I kind of assumed
the sound was the earth growing in pain from Meteion's negative dynamis. We know that the Final Days cause reality to unravel hence the red skies and meteor showers, not just turn people into monsters.