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 150.
Reduce your damage taken by 15% for 3s after activating Advance.
Heal for 240 after activating Advance.
Generate 10 Ammo every 1s while Emitter is active.
Generate 40 Ammo for each enemy hit by Missile Launcher.