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.
Each arrow of Rapid Shot reduces the Movement Speed of any enemy hit by 5% for 2s.
Reset the Cooldown of Withdraw after dropping to or below 45% Health.
Reduce the Cooldown of Crippling Arrow by 3s.
Increase your maximum Health by 200.
Reduce your active Cooldowns by 20% when you get an Elimination.
Increase the rate at which your Longbow charges by 25%.