silver metallic sculpture with a detailed humanoid form. The character should feature a long, pointed conical helmet and intricate armor textures. Infuse the design with an eerie, dark fantasy vibe. The armor should have sinister, gothic elements, with dark, shadowy undertones and menacing, glowing runes. detailed facial expressions that convey an aura of mystery and dread. The textures should highlight the cold, metallic sheen and the dark, foreboding nature of the design