An Inevitable Confrontation

From the introduction: Someone has let slip the location of a hideout of the Eldritch Underground, and the Wizards' Cabal is rushing to take prisoners. The Eldritch Underground has sent a force to intervene. It's only a matter of time until they meet with explosive results. A Dave Arneson's Blackmoor adventure for heroes level 2-8. Part Four of the Arcane Enmity series.