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.
Heal for an additional 160 with Nine Lives.
Increase your Movement Speed by 20% for 4s after getting a Killing Blow or Elimination.
Increase the duration of Prowl by 1s.
Reduce the damage you take by 20% while at or below 40% Health.