A colossal robot towering over a futuristic cityscape, with photorealistic precision reminiscent of Frank Frazetta's vibrant scenes, capturing intricate textures and vivid details. This complex 3D render showcases ultra-detailed mechanical components, with a highly cinematic flair that mirrors the detailed style of Daz 3D, delivering an immersive 4K visual spectacle with striking enhancement to every joint and panel in the robot's design.