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.
Regenerate 20 Ammo every 1s while Agility is active.
Heal for 60 every 1s while Agility is active.
Increase your maximum Ammo by 10.
Heal for 120 after activating Shadow Step.
Increase your maximum Health by 100.