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.
Increase your maximum Health by 250.
Increase your maximum Ammo by 2.
Reduce the Cooldown of Frag Grenade by 1s for each enemy hit by it.
Gain 20% Lifesteal while using Iron Sights.
Reduce your weapon recoil by 80% while using Iron Sights.
Heal for 300 per second while using Hustle.