A 3D realistic image of a crystal-clear glass skull with a gradient of blue and teal light emanating from within, casting dynamic reflections and refractions. The light glows intensely through the translucent material, highlighting intricate details of the skull's structure. Set against a deep black background, the scene is captured using the Octane rendering engine to enhance the realism and mystique. The image conveys a mysterious and futuristic atmosphere, with subtle hints of vapor swirling around the skull, adding depth and intrigue to the composition.