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 the Healing received from Dark Siphon by 250 health.
Reduce the Cooldown of Dark Siphon and Obliteration by 0.4s after activating Tendril.
Increase your maximum Health by 200.
Reduce the damage you take by 10% for 2s after hitting an enemy with Dark Siphon.
Reduce the Cooldown of Dark Siphon by 3s if it fails to hit a target.