Tales of Filth and Corruption
The neighborhood would soon be full of ghouls ready to prepare the hellmouth and wash the world with demonic ghoul taint.
Saloon Knight
"hellmouth caverns has been a hot bed of weirdness for quite sometime. not all houngans are bad but she seems like she goin' for bokor. so that would be a perfect place fer her to set up shop."
Ghostbusters: Regenesis AU - Skin Deep V2
"they say the hellmouth housing bubble burst already." he shrugged. "i wonder how gray and dakota are doing..."
The Calm
"well, it first started when we heard that the humans there had discovered a hellmouth. lily and some of her mages went to investigate while i prepared to evacuate my children and family to safety.
Chasing the Unicorn - PART 8: ANOTHER PLACE
That the cathedral of ivory occupied hung like a morbid balcony over a great fire fueled by the most gruesome imaginable charcoal, each body taken from the ever-resupplied stacks was then tossed out the rear of the cathedral's main hall, into the blazing hellmouth
La Curandera IV: The Last Crusade
The curandera had only been helpless, truly helpless, a small number of times in hir life, but the last few weeks of hir pregnancies definitely trumped the most dangerous, hellmouth-yawning, soul-corroding battles of hir long, long life.