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 Cooldown of Dark Siphon and Obliteration by 0.4s after activating Tendril.
Heal for 300 for each enemy hit with Obliteration.
Increase your maximum Health by 150.
Reduce the damage you take by 10% for 1s after hitting an enemy with Dark Siphon.
Reduce the cooldown of Tendril by 3s.
Obliteration now Silences enemies hit for 1.65s.