Hyper-realistic digital illustration with the luminous, intricate detailing of the skeletal, demonic grim reaper with an ethereal glow emanating from fiery eyes, sharp, blood-streaked teeth and fangs, surrounded by burning wastelands, contrasting dark shadows and harsh highlights emphasizing the surreal and eerie textures, the background blurred with floating embers and a golden, ominous ambiance, with intricate bone structures and subtle cracks interwoven into surreal, haunting and intimidatingly fine details permeating through the image.