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 150.
Increase the Health of your Bulwark by 800.
Heal for 25 every 1s while Bulwark is active.
Heal for an additional 400 after activating Battle Shout.
Reduce the Cooldown of Battle Shout by 2.4s.
Your Shield now regenerates at 120% effectiveness, and regenerates even while it is active.