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.
Generate 2 Ammo after using Grace.
Increase your maximum Ammo by 3.
Increase your maximum Health by 200.
Heal for 120 for each enemy hit with Valor.
Gain 20% Movement Speed for 3s after using Grace.
Grace now hits all enemies in front of you instead of only one, but its Cooldown is increased by 1s.