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.
Reduce damage taken by 6% while using Hustle.
Gain 5% Lifesteal while using Iron Sights.
Gain 16% Movement Speed for 2s after using Frag Grenade.
Increase your maximum Ammo by 10.
Heal for 300 per second while using Hustle.