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 300 after activating Soul Harvest.
Increase your maximum Health by 600.
Reduce the time it takes to spin up your Hellfire Gatling by 16%.
Increase the potency of Juggernaut's Knockup by 14%.
Heal for 300 for each champion hit by Juggernaut.
Reduce your damage taken by 40% while using Juggernaut.