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 damage you take by 10% for 4s after hitting an enemy with Dark Siphon.
Reduce the Cooldown of Dark Siphon and Obliteration by 0.4s after activating Tendril.
Consuming Darkness stacks Heals you for an additional 20 per stack.
Increase the Healing received from Dark Siphon by 200 health.
Increase your maximum Health by 200.