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.
Reduce your damage taken by 6% for 3s after activating Ignition.
Each Soul Fragment gathered Heals you for 60.
Reduce your damage taken by 10% for 3s after activating Soul Harvest.
Heal for 450 for each champion hit by Juggernaut.
Heal for 400 after activating Soul Harvest.
Increase your Ultimate charge rate by 60%.