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 600 for each champion hit by Juggernaut.
Each Soul Fragment gathered Heals you for 15.
Reduce the Cooldown of Juggernaut by 5s after activating Soul Harvest.
Increase the distance traveled by Juggernaut by 24%.
Increase your maximum Health by 300.
All your living allies are Healed for 1.5% of their maximum Health for each Soul Harvested.