Do you play a lot of coin games? If that's the case, you can be promoted all the way to, and including master tier. A high win, loss ratio will get you promoted. Promotion criteria that's published in here, is incomplete. There is other things that's factored in, and they won't tell what it is. This computer game is based on numbers and statistics, with a high winning ratio, such as in the coin games, you will be promoted, regardless of your average.