Backitems/misc/skillpointcommon/Quality Improvement Book: StaffUncommonskillpointcommonQuality Improvement Book: StaffUncommon Passive Skill Improvement Book. Used for the Passive Skill growth of all Staves.Sales Price:420Used in Recipes1Result of Recipes2Obtained from Boxes2NameMaterialsResultRare Improvement Book: Staff15 Page 1 of 11NameMaterialsResultQuality Improvement Book: Staff5Quality Improvement Book: Staff5 Page 1 of 11NameQuantityDrop TypeQuality Improvement Book Selection Chest1selectablepackage_codex_staff_skill_enchant_resource_kB5fixed Page 1 of 11