The Helmet engraving system - is a custom and unique system exclusive to Evolved PWI. You will be given the opportunity to attach to your helmet 2~3 stats from the stat pool displayed below.
The main item required in order to engrave your Helmet is called - Evolved Engraving Stone (Helm), availble from Undiscovered Dugeon Lv.2 - Undiscovered Demon (NPC)
All of the stats displayed in this guide can be obtained max. 3 times on your helmet. There are no restrictions of obtaining any stats exclusively for any spot - making it completely luck depedanding which stat and what spot it will occupy as well as the quantity (2~3)