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 by 4s if it fails to hit a target.
Reduce the Cooldown of Dark Siphon by 1.2000000000000002s after hitting at least one enemy with Obliteration.
Reduce the Cooldown of Tendril by 1.7999999999999998s after hitting an enemy with Dark Siphon.
Reduce the Cooldown of Dark Siphon and Obliteration by 1.2000000000000002s after activating Tendril.
Increase the Healing received from Dark Siphon by 100 health.