From Pathfinder Guns & Gears, which isn't enabled.Enable this sourceInventor Weapon MasteryCLASS FEATURE 13INVENTORYou fully understand your weapons. Your proficiency ranks for simple and martial weapons and unarmed attacks increase to master.Pathfinder Guns & GearsORC
Inventor Weapon MasteryCLASS FEATURE 13INVENTORYou fully understand your weapons. Your proficiency ranks for simple and martial weapons and unarmed attacks increase to master.Pathfinder Guns & GearsORC