Ultra-detailed alien bio-tank with grooved chitin armor plates, symmetrical ribbed shell fused with sulfur-resistant metal veins, dome turret dripping neutralizing gel, glowing sensory nodules, long bone-like cannon with acid-proof enamel, segmented keratin treads excreting neutralizer slime, harsh acid-rain world backdrop, cinematic lighting, realistic PBR materials, deep weathering and corrosion.