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 100 every 1s while Bulwark is active.
Increase the Health of your Bulwark by 400.
Generate 12 Ammo after activating Battle Shout.
Generate 5 Ammo after activating Commander's Grab.
Increase your maximum Ammo by 15.
Increase your Attack Speed by 40%, but reduce your damage-per-shot by 25%.