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.
Generate 30 Ammo for each enemy hit with Frag Grenade.
Generate 7 Ammo after getting a Killing Blow or Elimination.
Gain 15% Lifesteal while using Iron Sights.
Increase your maximum Health by 50.
Reduce the time it takes to bring up Iron Sights by 75%.
Heal for 300 per second while using Hustle.