Giant vintage robot urban sketch black and white illustration

Detailed illustration of a giant robot. Primarily grayscale and black with a white background, the robot features a retro-futuristic industrial design, with a rounded head, antennas, bulky body, and mechanical hands. Captured from a low angle, emphasizing its imposing presence, with city ruins in the background and a cloudy sky. Sci-fi, old technology, and mechanical power atmosphere.