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.
Reduce the Cooldown of Poison Bolts by 4s.
Increase your maximum Ammo by 6.
You do not consume Ammo for 1s after hitting an enemy with Poison Bolts.
Reduce the Cooldown of Smoke Screen by 1.2s.
Reduce the Cooldown of Hidden by 3s.
Increase the damage done by Poison Bolts by 25% and the rate at which they deal damage by 75%.