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 12 Ammo for each enemy hit with Frag Grenade.
Generate 14 Ammo after getting a Killing Blow or Elimination.
Reduce the Cooldown of Frag Grenade by 1s every 1s while Hustle is active.
Reduce the Cooldown of Frag Grenade by 2s for each enemy hit by it.
Increase your maximum Ammo by 8.
Heal for 300 per second while using Hustle.