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.
Heal for 20 every 1s while Agility is active.
Increase your maximum Health by 100.
Increase your Healing received by 10% while firing your SMGs.
Heal for 200 after activating Shadow Step.