Quest for the Crystal Skulls has now been released! Get it here: https://www.moddb.com/mods/heretic-quest-for-the-crystal-skulls/downloads/heretic-quest-for-the-crystal-skulls1 https://www.doomworld.com/idgames/levels/heretic/Ports/her_qfcs   Quest for the Crystal Skulls is a new action-packed episode for Heretic.                            In this adventure, Corvus is confronted by a Heresiarch, a powerful minion of the Serpent Riders. This dark wizard has stolen three