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 3.
Increase the Health of Siege Shield by 500.
Reduce your active Cooldowns by 30% after getting an Elimination.
Gain 30% Lifesteal.
Increase your maximum Health by 600.