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 25.
Regenerate 4 Ammo every 1s while Agility is active.
Generate 5 Ammo after activating Shadow Step.
Increase your maximum Health by 150.
Increase your Healing received by 25% while firing your SMGs.