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 160 after activating Battle Shout.
Gain 16% Lifesteal.
Heal for 100 every 1s while Bulwark is active.
Reduce your active Cooldowns by 32% after getting an Elimination.
Increase your Attack Speed by 40%, but reduce your damage-per-shot by 25%.