Crystal Crypt Of Zhool is a free mid-level Barrowmoor crypt for use with Barrowmaze or as a small set-piece in your campaign or hexcrawl. Stats are given for use with the DCC RPG, but can be easily adapted to your system of choice.
With illustrations by Johannes Stahl! johannesstahl.com
Download it here: CrystalCryptOfZhool.pdf