Potion of Fleshwarping

Potion, Rare

This small vial contains a strange pink liquid that writhes when exposed to light.

A creature may drink this potion as an action. When they do so, they undergo the effects of the Alter Self spell, with three main changes:

They are not detectable by any spell cast using a level 3 slot or below.
The spell does not require concentration, and lasts 48 hours.
The spell's natural weapon deals 1d12 acid damage instead of its normal 1d6 bludgeoning.