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 375 over 2s while in Smoke Screen.
Reduce the Cooldown of Hidden by 1s.
Reduce the Cooldown of Poison Bolts by 3.2s.
Increase the duration of Hidden by 2s.
Increase your maximum Ammo by 10.
Increase the damage done by Poison Bolts by 25% and the rate at which they deal damage by 75%.