Headband of Intellect 2014
Wondrous Item, uncommon, (requires attunement)
Your Intelligence score is 19 while you wear this headband. It has no effect on you if your Intelligence is already 19 or higher.
Other versions
Source: System Reference Document 5.1 (Wizards of the Coast) · License: Creative Commons Attribution 4.0 / OPEN GAME LICENSE Version 1.0a details