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.
Increase your Movement Speed by 10% for each Calamity Charge you have.
Reduce the Cooldown of Shatterfall by 0.3s for every 1s spent channeling Power Siphon.
Reduce the Movement Speed penalty during Power Siphon by 30%.
Generate 9% Power Siphon charge for each enemy hit with Massacre Axe.
Reduce your damage taken by up to 16% based on the number of Calamity Blast charges you have stored.
Reduce the damage you take by 20% while at or below 50% Health.