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 250.
Heal for 75 after using Poppy Bomb.
Heal for 75 for each Sticky Bomb you Detonate.
Reduce your active Cooldowns by 8% after getting an Elimination.
Increase your maximum Ammo by 3.
Reduces the time it takes for Grumpy Bomb to explode by 40%.