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.
Hitting an enemy with Crippling Arrow reduces the Cooldown of Rapid Shot by 1.2s.
Reduce your active Cooldowns by 20% when you get an Elimination.
Reduce the Movement Speed penalty while drawing your Longbow by 80%.
Regenerate 180 Health every 1s during while using Rapid Shot.
Reduce the Cooldown of Crippling Arrow by 2.4s.
Increase the rate at which your Longbow charges by 25%.