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.
Increase your Movement Speed by 15% while Hidden is active.
Increase your Reload Speed by 20% for 5s after using Poison Bolts.
Reduce the Cooldown of Hidden by 3s.
Increase your maximum Ammo by 4.
Reduce the Cooldown of Poison Bolts by 4s.
Increase the damage done by Poison Bolts by 25% and the rate at which they deal damage by 75%.