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.
Gain 20% Lifesteal while Overcharge is active.
Reduce your damage taken by 15% while at or below 40% Health.
Increase your Movement Speed by 24% while Rune of Travel is active.
Reduce the cooldown of Rune of Travel by 2s.
Reduce the Cooldown of Overcharge by 1.5s.
Rune of Travel no longer automatically activates, and if the Rune is not used the Cooldown is reset.