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 160 after activating Nether Step.
Hitting a player with Revolver Heals you for 30.
Generate 2 Ammo after hitting an enemy with Defiance.
Reduce the Cooldown of Nether Step by 80% after hitting an enemy with Reversal.
Reduce all active Cooldowns by 30% after getting an Elimination.
Reversal always fires back and does an additional 800 damage.