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 1s if it fails to hit a target.
Increase the Healing received from Dark Siphon by 250 health.
Reduce the damage you take by 10% for 2s after hitting an enemy with Dark Siphon.
Reduce the Cooldown of Tendril by 1.2s after hitting an enemy with Dark Siphon.
Increase your maximum Health by 250.
Tendril gains a second charge, but its Cooldown is increased by 2s.