A hyper-realistic portrait of a sinister cyborg, reminiscent of the Terminator, intricately detailed with dynamic features, showcasing subtle complexities and hidden intricacies throughout its design. The image captures the essence of an intelligent machine with a malevolent presence, featuring a striking attention to detail with a focus on realism. The composition employs high dynamic range to highlight the intricate mechanical elements, resulting in a visually compelling depiction of an advanced, yet ominous, robotic entity.