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 18% Power Siphon charge for each enemy hit by Shatterfall.
Generate 9% Power Siphon charge for each enemy hit with Massacre Axe.
Heal for 240 for each enemy hit by Calamity Blast.
Heal for 15% of the damage Absorbed by Power Siphon.
Heal for 200 for each enemy hit with Shatterfall.
Each Calamity Blast deals an additional 100 damage.