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 15% of the damage Absorbed by Power Siphon.
Reduce the Cooldown of Shatterfall by 1.2s for every 1s spent channeling Power Siphon.
Generate 15% Power Siphon charge for each enemy hit with Massacre Axe.
Heal for 200 for each enemy hit with Shatterfall.
Increase your maximum Health by 150.
Shatterfall Stuns enemies hit for 1s, but no longer Slows.