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 60 Health.
Increase your maximum Ammo by 6.
Grant 50% Reload Speed for 2s to each player to which Chain Heal bounces.
Using Envelop reduces your linked friendly target's Cooldowns by 12%.
Reduce the damage done by any enemy you are linked to with Spirit Link by 8%.
Spirit Link's Cooldown is increased to 7s and it now only lasts for 4s, but its base effects are tripled.