The Nightshine Mausoleum

From publisher blurb: No eternal rest for the wicked... Attacks by the undead are on the rise in and near the swamp. Rumr has it that the swamp was once an elvish settlement, lost long ago to ruin and sunken into the marsh. But one structure, at least, has yet to be consumed by the swamp. And a long dead cultist of Orcus, buried in that forgotten mausoleum, has returned from the dead. Includes A short adventure for 4-5 characters of 3rd to 4th level A map of the Nightshine Mausoleum Stat blocks for all monsters