Fire Sentinel Entity

toxic biomechanical humanoid with mirror-like metallic body; reflective steel and chrome surfaces with smooth contours; green toxic flames emerging from head, shoulders, and spine vents; inner light glow shifting from lime to neon emerald; subtle radiation haze around flame tips; armor-like muscle definition made of liquid metal plates; reflections distorted by heat shimmer; surface polished but slightly corroded around the energy vents; cinematic lighting, high-quality PBR texture, sci-fi fantasy style; color palette silver, chrome, neon green, toxic glow, faint black shadows, high resolution texture, epic picture