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 100 every 1s while Bulwark is active.
Increase your maximum Ammo by 12.
Gain 20% Lifesteal.
Generate 4 Ammo after activating Battle Shout.
Increase the Health of your Bulwark by 200.
Targets hit by Commander's Grab are Stunned for an additional 1.4s.