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.
Reduce the damage done by any enemy you are linked to with Spirit Link by 4%.
Reduce the Cooldown of your next Chain Heal by 0.2s after hitting an enemy with Sigil. This effect stacks.
Reduce the damage you take by 5% for 2s for each ally hit with Chain Heal. This effect stacks.
Increase your maximum Ammo by 4.
While Envelop is active and you are Linked to an enemy, prevent them from Healing.