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.
Heal for 200 after getting a Killing Blow on an enemy affected by Hunter’s Mark.
Heal for 180 for each enemy hit with Nade Launcher.
Increase your maximum Health by 250.
Increase your maximum Ammo by 10.
Reduce the Cooldown of Hunter’s Mark by 1s.
Nade Launcher has 3 charges, but reduce the damage of each to 650.