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 the damage required to generate a Calamity Blast charge by 100.
Generate 3% Power Siphon charge for each enemy hit with Massacre Axe.
Heal for 300 for each enemy hit by Calamity Blast.
Generate 6% Power Siphon charge for each enemy hit with Calamity Blast.
Heal for 25% of the damage Absorbed by Power Siphon.
Reduce the damage you take by 20% while at or below 50% Health.