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 Movement Speed by 5% while Hunter's Mark is active.
Increase your maximum Health by 250.
Activating Fire Bomb heals you for 200 over 2s.
Decrease your damage taken by 8% for 3s after using Nade Launcher.
Increase your maximum Ammo by 10.
Nade Launcher has 3 charges, but reduce the damage of each to 650.