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 Ammo by 6.
Increase your maximum Health by 100.
Reduce the Cooldown of Frag Grenade by 3s for each enemy hit by it.
Increase your Movement Speed by 40% while using Iron Sights.
Reduce damage taken by 9% while using Hustle.
Heal for 300 per second while using Hustle.