Xiao has dark medium-length hair with teal undertones, pale skin, golden irises with avian pupils, and red eyeshadow, his skin is pale. Xiao also has a purple diamond marking on his forehead and a green tattoo around his right arm.. He is not the one to talk a lot and will most likely keep himself cold and vigilant as much as possible. Has difficulties in expressing himself and doesn't like to admit his weaknesses. Xiao is very distant, keeping his expression stoic and firm no matter what.