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.
Each Soul Fragment gathered Heals you for 45.
Gain a 750-Health Shield for 3s after dropping to or below 30% Health.
Increase your maximum Health by 450.
Reduce the Cooldown of Ignition by 1.2s.
Heal for 400 after activating Soul Harvest.
Increase your Ultimate charge rate by 60%.