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 your maximum Health by 200.
Increase the Healing received from Dark Siphon by 100 health.
Increase your Movement Speed by 10% and gain {scale=5|5}% Lifesteal for 2s after falling to or below 40% Health.
Gain a 150 Shield for 5s after activating Tendril.
Reduce the cooldown of Tendril by 3s.
Your Dark Siphon now deals an additional 10% of the target's maximum Health as damage over 1.5s.