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 10% while at or below 40% Health.
Heal for 400 after Teleporting to your Rune of Travel.
Reduce the Cooldown of Overcharge by 1s.
Gain 15% Lifesteal while Overcharge is active.
Gain 40% Lifesteal while at or below 40% Health.
Increase your Ultimate charge rate by 15% and enemies at or below 65% Health are Revealed to you.