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 Movement Speed by 10% for 2s after using Whirl.
Increase your maximum Ammo by 3.
Increase the travel distance of Whirl by 24%.
Increase your Movement Speed by 44% while Billow is active.
Reduce the Cooldown of Billow by 42% after getting an Elimination.
Heal for 15% of your maximum Health per second while using Billow.