A plague doctor seated with a mysterious potion vial in an ancient laboratory, wearing an elaborate and intricately designed mask. His ornate black robe is richly decorated and highly detailed, blending fantasy art elements with a high-definition finish. The scene is enhanced with intricate detail, ambient occlusion, and a glowing atmosphere, casting deep shadows. The textures are rough yet shimmering with ray tracing reflections and volumetric lighting, capturing the essence of a supernova. The environment features lumen reflections and screen space reflections, with diffraction grading adding to the mystical ambiance, all in a stunning 8k resolution, framed in an aspect ratio of 2:3.