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.
Heal for 140 after hitting an enemy with Crippling Arrow.
Heal for 240 after using Withdraw.
Reduce the Movement Speed penalty while drawing your Longbow by 100%.
Regenerate 60 Health every 1s during while using Rapid Shot.
Each arrow of Rapid Shot reduces the Movement Speed of any enemy hit by 20% for 2s.
Reduce the Cooldown of Crippling Arrow by 1s. Crippling Arrow now Silences and Slows enemies by 15% for 2s instead.