From Pathfinder Core Rulebook, which isn't enabled.Enable this sourceArmor of FuryCLASS FEATURE 19BARBARIANYour training and rage deepen your connection to your armor. Your proficiency ranks for light armor, medium armor, and unarmored defense increase to master.Pathfinder Core RulebookOGL
Armor of FuryCLASS FEATURE 19BARBARIANYour training and rage deepen your connection to your armor. Your proficiency ranks for light armor, medium armor, and unarmored defense increase to master.Pathfinder Core RulebookOGL