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 Health by 100.
Generate 6 Ammo for each enemy hit with Frag Grenade.
Generate 21 Ammo after getting a Killing Blow or Elimination.
Gain 25% Lifesteal while using Iron Sights.
Reduce the time it takes to bring up Iron Sights by 60%.
Switch your rifle to Three-Shot-Burst mode, increasing your effective range and firing three 210-damage shots every 0.4s.