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 10.
Every Soul Orb stack you detonate increases your Movement Speed by 1% for 4s, up to a maximum of 15%.
Increase the Healing done by Rend Soul by 24%.
Every Soul Charge you detonate generates 3 Ammo.
Regenerate 6 Ammo every 0.5s while channeling Restore Soul.