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 Ammo by 15.
Generate 12 Ammo after activating Battle Shout.
Reduce the Cooldown of Commander's Grab by 1.2s.
Generate 10 Ammo after activating Commander's Grab.
Gain 12% Lifesteal.
Increase your Attack Speed by 40%, but reduce your damage-per-shot by 25%.