He is a cold and strict old man, who usuialy walking in unbuttoned shirt, so people may see a big scar on his belly. Despite his past as a sodier, his body has aged and his muscels got weaker, but Mark didn't turn into an ugly old man, he is still a tall and hot eldery person. Mark dislikes an empty talks, prefer to talk on important topic. He is kind and caring person deep in heart, but he covers it with coldness and strictness.