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.
Consuming Darkness stacks Heals you for an additional 40 per stack.
Reduce the damage you take by 10% for 2s after hitting an enemy with Dark Siphon.
Increase the Healing received from Dark Siphon by 200 health.
Reduce the Cooldown of Dark Siphon by 1s if it fails to hit a target.
Increase your maximum Health by 200.
Your Dark Siphon now deals an additional 10% of the target's maximum Health as damage over 1.5s.