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.
Reduce your active Cooldowns by 20% when you get an Elimination.
Reduce the Movement Speed penalty while drawing your Longbow by 60%.
Increase your Movement Speed by 9%.
Reduce the Cooldown of Crippling Arrow by 2.4s.
Increase your maximum Health by 150.
Increase the rate at which your Longbow charges by 25%.