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 750.
Reduce the Cooldown of Battle Shout by 0.6s.
Increase your maximum Ammo by 12.
Heal for 25 every 1s while Bulwark is active.
Increase the Health of your Bulwark by 800.
Increase your Attack Speed by 40%, but reduce your damage-per-shot by 25%.