Dread has come to the city of Arkham...

In the darkened halls of the Miskatonic Museum, will the investigators surviveThe Ophidians Nightmare?

When the latest supply of hooch starts making people sick, can the investigators find the source of a mysterious disease inOne For The Road?

When occult knowledge is bestowed upon the initiated, do the investigators have what it takes to defeatThe Thricefold Power?

The book also includes 2 double-sided poster maps.

Arkham Mysteriesis a set of three adventures forArkham Horror the Roleplaying Gameand requires theCore Rulebookto play.