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.
Every Soul Charge you detonate generates 2 Ammo.
Increase your Ultimate charge rate by 28%.
Increase your maximum Health by 200.
Increase your maximum Ammo by 4.
Increase the Healing done by Rend Soul by 24%.