This product provides a tool Dungeon Masters can use to "salt" the upper levels of Undermountain with clues and information PCs will find enticing, encouraging them to press on and engage the perils of the lower levels. Undermountain: Messages in a Bottle also describes the unique curio in Durnan's Yawning Portal and one of the most macabre betting pools in the city of Waterdeep.
Lastly, the product... [click here for more]
