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.
Gain 15% Lifesteal while using Iron Sights.
Increase your maximum Health by 100.
Increase your maximum Ammo by 4.
Reduce the time it takes to bring up Iron Sights by 45%.
Reduce your weapon recoil by 100% while using Iron Sights.
Heal for 300 per second while using Hustle.