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 450 for each champion hit by Juggernaut.
Heal for 300 after activating Soul Harvest.
Each Soul Fragment gathered Heals you for 75.
Gain a 500-Health Shield for 3s after dropping to or below 30% Health.
Increase your maximum Health by 300.
All your living allies are Healed for 1.5% of their maximum Health for each Soul Harvested.