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 600.
Increase your Movement Speed by 32% for 3s after activating Battle Shout.
Reduce the Cooldown of Battle Shout by 3s.
Reduce your active Cooldowns by 8% after getting an Elimination.
Reduce your damage taken by 8% for 2s after hitting an enemy with Commander's Grab.
Your Shield now regenerates at 120% effectiveness, and regenerates even while it is active.