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 20% Lifesteal.
Heal for an additional 240 after activating Battle Shout.
Increase your Healing received by 6% while your Bulwark is active.
Heal for 25 every 1s while Bulwark is active.
Increase your maximum Ammo by 15.
Targets hit by Commander's Grab are Stunned for an additional 1.4s.