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 up to 16% based on the number of Calamity Blast charges you have stored.
Increase your Movement Speed by 2% for each Calamity Charge you have.
Increase your maximum Health by 300.
Generate 12% Power Siphon charge for each enemy hit with Massacre Axe.
Reduce the damage required to generate a Calamity Blast charge by 400.
Shatterfall Stuns enemies hit for 1s, but no longer Slows.