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.
Gain 16% Lifesteal.
Generate 12 Ammo after activating Battle Shout.
Increase your maximum Health by 450.
Heal for 50 every 1s while Bulwark is active.
Increase your maximum Ammo by 9.
Targets hit by Commander's Grab are Stunned for an additional 1.4s.