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.
Swapping to your Pistol grants 30% Lifesteal for 3s.
Increase your maximum Health by 100.
Your inactive weapon generates 4 Ammo every 2s.
Reduce the recoil of your Pistol by 30%.
Reduce the Movement Speed penalty of Scope by 60%.
Reduce the rate of Stealth Energy consumption by 50% and increase your Movement Speed by 20% while in Stealth.