Greed and jealousy is the main topic in both the stories.
Explanation:
Tony was not number one but she wanted to become number one badly so she conspired with her husband and bodyguard to injure another competitor.
Macbeth was not the king but he wanted to become the king so he conspired with his wife to kill Duncan.
Tony was influenced by her friends, family, and fans. With many people watching her, she wanted to do her best. Macbeth was under a lot of pressure from his wife to become the king.
Tony was greedy to get the gold medal so she was ready to do anything for it. Macbeth was greedy for the crown though he was rich.
Tony was jealous of Nancy's skating abilities and Mabeth was jealous of the king.
