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 3 Ammo.
Your Movement Speed is increased by 24% while any enemy is marked with a Soul Orb stack.
Every Soul Orb stack you detonate increases your Movement Speed by 3% for 4s, up to a maximum of 15%.
Regenerate 6 Ammo every 0.5s while channeling Restore Soul.
Heal for 210 every 1s while channeling Restore Soul.