a portrait of a medieval cyberpunk knight wearing a helmet made out of chrome roses, isolated on a black background, high contrast, portrait, 4K, realistic, hyperrealistic, hyper-detailed, Cinematic Lighting, Studio Lighting, Soft Lighting, Volumetric, Accent Lighting, Global Illumination, Screen Space Global Illumination, Ray Tracing Global Illumination, Optics, Scattering, Glowing, Shadows, Rough, Shimmering, Ray Tracing Reflections, Lumen Reflections, Screen Space Reflections, Diffraction Grading, Chromatic Aberration, GB Displacement, Scan Lines, Ray Traced, Ray Tracing Ambient Occlusion, Anti-Aliasing, FKAA, TXAA, RTX, SSAO, Shaders, OpenGL-Shaders, GLSL-Shaders, Post Processing, Ambient Occlusion, Cel Shading, Tone Mapping, xquisite detail, 30-megapixel, 32K, f:8, ISO 100, Shutter-speed 1:125, --no text, watermark, names, letters  --ar 2:3