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 Health by 750.
Reduce your active Cooldowns by 24% after getting an Elimination.
Reduce your damage taken by 16% for 2s after hitting an enemy with Commander's Grab.
Heal for an additional 240 after activating Battle Shout.
Increase your maximum Ammo by 6.
Targets hit by Commander's Grab are Stunned for an additional 1.4s.