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.
Hitting a player with Revolver Heals you for 75.
Reduce the Cooldown of Nether Step by 2.4s after hitting an enemy with Defiance.
Reduce the Cooldown of Reversal by 1s after hitting an enemy with your weapon.
Heal for 20% of the damage Absorbed by Reversal.
Generate 4 Ammo after hitting an enemy with Defiance.
Reversal always fires back and does an additional 800 damage.