An oil painting of a robot held in chains, the robot is slumped and deactivated, with rusted parts and a melancholic aura, placed in a dark medieval dungeon. The background includes flickering torches casting eerie shadows. Golden highlights on the chains. Created Using: heavy impasto, deep chiaroscuro, Baroque-era details, Rembrandt-inspired lighting, Goya's dramatic tension, textured surface, sepia tones, 18th-century European style, hd quality, natural look --ar 1:1