surreal baroque portrait of ribbed white alien god covered with spinal spiky antlers, on white exoplanet, cold color scheme, iredescent soft glow bloom effect, dream - like, baroque portrait painting, perfect composition, beautiful intricate detailed octane render, artstation, 8 k, photorealistic, volumetric cinematic light, chiaroscuro, masterpiece, raphael, caravaggio, beksinski, giger 