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 175 for each enemy hit by your Salvo rockets.
Heal for 100 for each enemy hit with Fire Spit.
Increase the size of your Fire Spit by 48%.
Increase your maximum Health by 200.
Increase the explosion radius of Salvo by 30%.
Damage dealt when hitting an enemy directly with Rocket Launcher or Salvo is increased by 25%.