Online games build good communication between players that can help in the real world. If you have good communication it will be much easier for you to build strong friendships. If you don't have that then it will be a little harder for you to do so. There are other ways to build up good communication, but by far the best one is online games because you get to enjoy and do something you like by earning something that can help you in life. Not only will it help you build friendships but it will also help you be able to express yourself and it also increases your chances of getting a job.