Draught of Planetar's Intellect

Rare Potion

Planetar’s Insight. When you drink this potion, your Intelligence score changes to 23 for 1 hour. The potion has no effect on you if your Intelligence is equal to or greater than that score.
This potion’s transparent liquid has floating in it a single feather from the wings of a Planetar.

Variant of
Draught of Celestial's Intellect