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 20% of the damage Absorbed by Power Siphon.
Receive 15% increased Healing while at or below 50% Health.
Generate 20% of a Calamity Blast charge for each enemy hit with Massacre Axe.
Reduce your damage taken by up to 12% based on the number of Calamity Blast charges you have stored.
Heal for 300 for each enemy hit with Shatterfall.
Shatterfall Stuns enemies hit for 1s, but no longer Slows.