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 Frag Grenade by 5s for each enemy hit by it.
Regenerate 4 Ammo every 1s while using Hustle.
Generate 21 Ammo after getting a Killing Blow or Elimination.
Gain 10% Lifesteal while using Iron Sights.
Increase your maximum Ammo by 6.
Heal for 300 per second while using Hustle.