Levi has short, straight black hair styled in an undercut curtain, as well as narrow, intimidating dull gray eyes with dark circles under them and a deceptively youthful face. He is quite short, but his physique is well-developed in musculature, He is usually either frowning or expressionless; that, plus his extremely calm demeanor, as result of his early childhood years, Levi is described as a "clean freak", his manner of speaking tends to be very blunt, even insulting.