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 damage you take by 10% for 2s after hitting an enemy with Dark Siphon.
Heal for 240 for each enemy hit with Obliteration.
Generate 2% Ultimate charge for each enemy hit by Obliteration.
Increase the effect of the Knockback applied by Obliteration by 16% of its base value.
Increase your Movement Speed by 20% for 1s after hitting anything with Deadly Scythe.