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.
Reduce the damage you deal to yourself with Fire Bomb by 100%.
Activating Fire Bomb heals you for 200 over 2s.
Reduce the Cooldown of Nade Launcher by 1.5s.
Increase your maximum Health by 100.
Increase your maximum Ammo by 6.
Nade Launcher has 3 charges, but reduce the damage of each to 650.