The Hidden Blade is a sleek, retractable assassination tool with a blade length of approximately 12 inches, designed for concealment and precision. The blade is made of polished steel with a slight curve for efficient stabbing, housed within a wooden or leather bracer that matches the wearer's attire. The mechanism features intricate engravings of ancient Egyptian motifs, with a release mechanism that is both functional and aesthetically pleasing, blending seamlessly with the historical realism of the game's setting.