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.
Heal for 60 every 1s while Agility is active.
Increase your maximum Health by 150.
Regenerate 20 Ammo every 1s while Agility is active.
Increase your maximum Ammo by 10.
Heal for 80 after activating Shadow Step.