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.
Gain 10% Lifesteal while using Iron Sights.
Increase your maximum Ammo by 10.
Generate 14 Ammo after getting a Killing Blow or Elimination.
Increase your maximum Health by 150.
Generate 18 Ammo for each enemy hit with Frag Grenade.
Heal for 300 per second while using Hustle.