Line work Character design.
The idea came from working hard lines against colours while researching a piece on the famous Shaolin temple in the Henan Province in China.
This dignified man is therefore my humble take on the temple's founder who came from India, met the Emperor and started teaching his precepts in this adopted land.
The original idea though is influenced by those parchment like (desaturated) paintings from the Tang Dynasty (or the idea I get from them):