Encounter 13 - Crystal Cavern - Option with Standard Cavern (Painted)You step into the glowing cavern and stop dead in your tracks, enthralled by a majestic panorama. Beautiful crystals, sparkling with light, adorn every surface. Most dazzling of all is a massive Heartshard which entices you to approach for a closer look This optional variant comes painted in Standard Cavern colors instead of Underdoom. Encounter 13: Crystal Caven can be used as a stand alone adventure or as part of a prewritten module available FREE