grappling gun, mega size, intricate design, mechanical parts, steel texture, shiny surface, robust handle, futuristic, high-tech, crafting table, workshop environment, tools scattered, blueprints visible, LED lights, metal clamps, soldering iron, engineering, precision, detailed construction, ambient workshop lighting, close-up shot, focus on hands assembling, dynamic angle, sparks flying, creative process, cyberpunk aesthetic, advanced technology, action pose, gloves with grip, safety goggles, concentrated expression, steampunk elements, metallic sheen, gears and pulleys, prototype model.