This 13 page bestiary article provides general information on demons, divine servants, and other dwellers on Yashain. In addition, details are provided for the 8 types of V'hir and two types of Gytevsha.
The Keep on the Borderlands is set in Dyriamarch, a region of Melderyn claimed, but not effectively controlled by that kingdom. There is also a letter meant to be handed to the players before the adventure.
