Here is the current Ranks for this form:

Starter: 0 Posts
Trainer: 15 posts
basic Trainer: 30 Posts
Pro Trainer: 50 Posts
Gym leader: 80 Posts
BattleTower Leader: 120 posts
Elite 4: 150 Posts
Lone Trainer: 220 Posts
Pokemon master: 300 Posts
World pokemon master: 400 Posts