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 125 every 1s while Bulwark is active.
Reduce your damage taken by 8% for 2s after hitting an enemy with Commander's Grab.
Increase your maximum Health by 300.
Heal for an additional 240 after activating Battle Shout.
Increase your Healing received by 24% while your Bulwark is active.
Your Shield now regenerates at 120% effectiveness, and regenerates even while it is active.