3D Mystic Skull - Version 1.0 Mystic Skull is a 3D high-poly screensaver that makes the best Halloween gift. The model of the skull is very high quality and can be rotated in different planes. In addition, the software comes with a set of sinister laughter and spooky noises. The sound effects are superb and are done in stereo. Which means that you get the goose bumps as soon as you install the saver. Get your copy now.