it is a pay to win. saying your not required to pay or obligated to pay would be the same as owning a car and not paying for gas. if you don't pay you don't get anywhere. not complicated. It deserves 0 stars. And NO they don't TRY to strike any kind of balance between free to play and pay to win. New stuff every 4 weeks. In most cases legitimate access to even the previous tier is impossible. Unless you count gambling, which isn't legitimate. Then you have the bone you challenge.