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 50 every time you Heal an ally with Moonlight.
Regenerate 2% Moonlight every 1s while within 30 units of Luna and not using Moonlight.
Increase your maximum Moonlight capacity by 8%.
Increase Luna's Health by 900.
Regenerate 4% Moonlight every 1s while not using Moonlight.
Allies being Healed by Moonlight take 15% reduced damage.