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.
Increase your maximum Health by 150.
Heal for 60 for each enemy hit with Obliteration.
Reduce the Cooldown of Dark Siphon by 2s if it fails to hit a target.
Gain a 300 Shield for 5s after activating Tendril.
Reduce the Cooldown of Dark Siphon and Obliteration by 2s after activating Tendril.
Your Dark Siphon now deals an additional 10% of the target's maximum Health as damage over 1.5s.