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 50 per stack.
Reduce the damage you take by 4% for 3s after activating Tendril.
Increase your maximum Health by 50.
Reduce the damage you take by 10% for 3s after hitting an enemy with Dark Siphon.
Reduce the cooldown of Tendril by 3s.
Tendril gains a second charge, but its Cooldown is increased by 2s.