Underground Catacombs

Create a villain whose lair is hidden in labyrinthine catacombs beneath a bustling city.

Buried beneath the surface of our everyday lives lies mystery and intrigue. Explore the hidden darkness residing under a seemingly peaceful city – the underground catacombs where an elusive villain resides. What sort of atrocities might this villain commit while hidden beneath the city streets? What kind of challenges or hurdles will the hero face while navigating this subterraneous maze?