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.
Reduce the Cooldown of Siege Shield by 4s.
Generate 2 Ammo after activating Siege Shield.
Increase your maximum Health by 450.
Gain 50% Lifesteal.
Increase your maximum Ammo by 1.