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 50% when you get an Elimination.
Reduce the Cooldown of Withdraw by 3s.
Reduce the Cooldown of Crippling Arrow by 1.2s.
Reset the Cooldown of Withdraw after dropping to or below 30% Health.
Increase your maximum Health by 50.
Reduce the Cooldown of Crippling Arrow by 1s. Crippling Arrow now Silences and Slows enemies by 15% for 2s instead.