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.
Heal for 200 after using Counter.
Increase the travel distance of Whirl by 32%.
Increase your Movement Speed by 40% for 3s after activating Counter.
Increase your Reload Speed by 20%.
Increase your Movement Speed by 33% while Billow is active.
Heal for 15% of your maximum Health per second while using Billow.