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 your damage taken by 6% for 3s after activating Advance.
Increase your maximum Health by 600.
Reduce the Cooldown of Missile Launcher by 2.8s.
Heal 120 health for each player hit by Missile Launcher.
Heal for 150 every 1s while Emitter is active.