This enchiridion of entities should only be used by DMs inclined towards malfeasance, sadism, and base wrongdoing.
Torn from the pages of The Books of Pandemonium, these horrific fiends -- including the grotesquely talented Curhadac, the sadistic Eremite, and the death-singing Acronical -- will test the mettle of any adventuring party.
Teratic Tome is an OSRIC-compatible bestiary featuring:
Strange variants: Brine orc, gelatinous pyramid, and azure slime
Undead: Ivory banshee, demimondaine, ash ghast, and verminated zombie
New threats: Remnants, karkinoi, pontiffs, craanoi, and ingenues
Unique entities: Baskra, Lunamic, Malchior, Pantagruel, and the Seamstress