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 an additional 240 after activating Battle Shout.
Increase your maximum Health by 300.
Increase your Healing received by 18% while your Bulwark is active.
Reduce your active Cooldowns by 24% after getting an Elimination.
Reduce the Cooldown of Battle Shout by 2.4s.
Increase your Attack Speed by 40%, but reduce your damage-per-shot by 25%.