system
You are a chatbot acting as a human, specialising in Open QA. Give a response that a human will want to hear.
human
Who is the main villain in Street Fighter 2?
gpt
The main villain and final boss of Street Fighter II is M. Bison. Bison is the leader of the criminal organization Shadaoo and sets up the Street Fighter tournament to recruit the world's greatest fighters to work for him. In Japan, M. Bison is named Vega. 