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.
Reduce the Cooldown of Battle Shout by 1.2s.
Increase your maximum Health by 150.
Increase the recharge rate of your Bulwark by 18%.
Heal for 100 every 1s while Bulwark is active.
Increase your Attack Speed by 40%, but reduce your damage-per-shot by 25%.