The improvement of the face is shown through eye placement facing the right way and shading of the face to light source by making it more darmic
The colors were chose to show depth and highlights of the face and shadow around the nose and darkness around the lips. The face is unbalanced at the eye level of facing us the right eye should have been more to the right than in the middle. The face came out interesting and different making it look different at angles and closeness.
The creativity of the usage of masking with different expressions and meaning of his career of using the mask to hide his face to have people focus on the music. Also referring his alter egos of the other masks. The media used to showing the highlights with the medal masks and skin tones and texture on his beard.