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.
Heal for 100 for each enemy hit by Broadside.
Heal for 150 every 1s while standing near a Shortcut.
Heal for 70 for each enemy hit with Harpoon.
Increase your maximum Health by 200.
Gain a 750-Health Shield after dropping to or below 50% Health.
Harpoon no longer has a Cooldown, but no longer Slows enemies hit.