Cold Metal Sci-fi Mech Vehicle AI Image Prompt

Base color is cold raw metal. The main color of the scene randomly selects one of dark greenish brown, deep gray silver, or rust red. The surface has random mottled rust and natural wear texture, blending retro industrial style with hardcore sci-fi. A sci-fi multi-legged mecha vehicle, randomly switching between multi-legged crawling, beetle configuration, or spider mecha. The vehicle is randomly equipped with one weapon combination: multiple missile launcher, heavy cannon, or rapid-fire machine gun turret. The overall structure is complex and detailed, presenting strong oppression and epic deterrence. Full body of the mecha is in the frame. There are random small 3-letter uppercase codes printed on the body, and the number is randomly changed to 2 uppercase letters + 3 digits, with details clearly visible. Using epic wide-angle lens with oblique composition to enhance microscopic mechanical details and sense of scale. Rendering method randomly selected: Octane render, UE5 engine, or Redshift render. Next-gen high-poly texture, ultra-fine mechanical structure restoration, presenting a tech concept art image with prominent model sense and rich details.