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.
Generate 100 Ammo after activating Ignition.
Gain a 300-Health Shield for 3s after activating Ignition.
Reduce your damage taken by 10% for 3s after activating Soul Harvest.
Heal for 450 for each champion hit by Juggernaut.
Reduce your damage taken by 40% while using Juggernaut.