Zağanos Zehir

Gender: Male
Date of Birth: 14 September
Age: 26 (Manga Chapter 1), 28 (Manga Chapter 100)
Height: 183cm (6′0″)
Eye Color: Purple
Hair Color: Purple
Nationality: Turkish

He's a shrewd individual. Zağanos's generally an aloof man with little to no consideration for personal feelings, always striving for utmost perfection with logic in every situations. He's also a recognized expert in Chemistry.
Zehir means "poison" in Turkish.