Investigator's Pattern
ItemModification · Basic–Exquisite · standard–artifact
item-typeItemModificationraritypremium
Bumps your Investigation proficiency up by one step or more per tier, reaching grand mastery at the top.
Best foran investigator or mystery-solver
Your level of proficiency in Investigation increases by two steps (to proficient, from trained to expertise, from proficient to mastery, from expertise to high mastery, or from mastery to grand mastery).