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 Ammo by 2.
Increase your Movement Speed by 15%.
Generate 2 Ammo for each enemy hit with Valor.
Reduce your active Cooldowns by 16% after getting an Elimination.
Increase your maximum Health by 200.
Hitting an enemy with Heirloom Rifle increases your Heirloom Rifle damage against that enemy by 7% for 3s, stacking up to 5 times.