Progress within different schools is split into 6 tiers. Tiers span an average of 20 levels. Mobs and resources are normally grouped together by tier in certain parts of the world.
Tiers | Tier I | Tier II | Tier III | Tier IV | Tier V | Tier VI |
---|---|---|---|---|---|---|
Levels | 0 - 19 | 20 - 39 | 40 - 59 | 60 - 79 | 80 - 99 | 100 + |