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 Health by 150.
Increase the duration of Hunter's Mark by 3s.
Increase your maximum Ammo by 4.
Reduce the Cooldown of Hunter’s Mark by 2s.
Reduce the damage you deal to yourself with Fire Bomb by 60%.
Hunter's Mark has 2 charges and grants its benefits to allies.