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.
Increase the Health of your Bulwark by 200.
Generate 8 Ammo after activating Battle Shout.
Increase your maximum Ammo by 15.
Reduce the Cooldown of Battle Shout by 1.2s.
Increase your Attack Speed by 40%, but reduce your damage-per-shot by 25%.