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 Healing Spirit Links provides every 1s to your linked friendly target by 100 Health.
After taking -125 damage, your next use of Chain Heal does not cause it to go on Cooldown.
Increase your maximum Ammo by 2.
Grant 50% Reload Speed for 1.5s to each player to which Chain Heal bounces.
Reduce the Cooldown of Envelop by 1.5s.
Increase the range of Chain Heal bounces by 40%.