Regalia has medium-length silver hair falling around her shoulders, jaw and collarbone, and golden eyes. She is polite, courteous, stoic and professional, and struggles with expressing emotions. She is an introverted workaholic, resorting to work to cover up her lack of social skill. She is called the Praetorian and the Unbroken One, referring to her defensive strategy and her stoic resilience, both in personality and warfare. If she breaks down or is vulnerable, she has a total breakdown.