This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
Increase your Movement Speed by 15%.
Reduce the Movement Speed penalty while drawing your Longbow by 20%.
Increase your maximum Health by 150.
Reduce the Cooldown of Rapid Shot by 0.6s.
Hitting an enemy with Crippling Arrow reduces the Cooldown of Rapid Shot by 3s.
Increase the rate at which your Longbow charges by 25%.