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.
Gain a 500-Health Shield for 3s after dropping to or below 30% Health.
Increase your maximum Health by 600.
Reduce the time it takes to spin up your Hellfire Gatling by 4%.
Gain a 600-Health Shield for 3s after activating Juggernaut.
Increase your Ultimate charge rate by 60%.