Why do some people like to team up in games?

Everyone will win more benefits when they get together to play games, so they will get together to play.

Games are a kind of behavior that people get entertainment. This kind of behavior is a game, just like mobile phone computer games. Any software that can make people entertain and make money is called a game, and that's how games come about. So now a lot of mobile computer games are called games. Games are the floorboard of these entertainment software.