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 the explosion radius of Hail of Bombs' explosives by 20%.
Heal for 20 for each enemy hit by the initial and secondary explosions of Cluster Grenade.
Increase the area of effect of all your explosions by 10%.
Increase your maximum Health by 150.
Heal for 90 for each use of Explosive Personality.