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.
Linking to a new target reduces all your Cooldowns by 0.2s.
Increase your maximum Ammo by 4.
Increase your maximum Health by 200.
Grant 50% Reload Speed for 2.5s to each player to which Chain Heal bounces.
Heal for 40 every 1s while Spirit Linked to an ally.
Spirit Link's Cooldown is increased to 7s and it now only lasts for 4s, but its base effects are tripled.