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 done by any enemy you are linked to with Spirit Link by 16%.
Using Envelop reduces your linked friendly target's Cooldowns by 4%.
Increase your maximum Ammo by 2.
Increase the maximum amount of damage mitigated by Envelop by 35%.
After taking -500 damage, your next use of Chain Heal does not cause it to go on Cooldown.
Increase the range of Chain Heal bounces by 40%.