Adventure one-shot ideas for horror or Halloween. Assumed to take course over the an evening or night. Probably with a full moon. [dnd5e] [dmtool] [spooky] [oneshot]
The characters are friends and family at the celebration. A character has made an enemy of a local spellcaster.It is at an academy on an island which is built on the site of an ancient graveyard. There are local nobles and merchants gathered for a masquerade ball. And a bone naga is trying to gain entry to a sacred place guarded by wards.At some point a desperate relative of a character arrives.As the adventure progresses there are hints leading to a great betrayal
The characters are a group of caravan guards protecting a single merchant, stopping here for the night. One or more characters is currently cursed.It is at an abandoned palace which was the site of several murders. There are a gang of wererats looking for buried treasure. And a hag is looking for a soul to complete a ritual.At some point it starts or stops raining.As the adventure progresses the characters receive a series of visions
The characters are an experienced group of adventurers looking after the place for a night. Two of the characters are friendly rivals.It is at a cursed lighthouse which has many strange lights. There are a group of smugglers sheltering for the night. And an old priest seeks to avoid their death, foretold to be on this night.At some point a desperate friend of a character arrives.As the adventure progresses the characters receive a series of visions
The characters are a group of inventors gathered for a special challenge. A character is celebrating a birthday.It is at a grove of trees sacred to a local religion which has strong ties to the Nine Hells. There are local nobles and merchants gathered for a masquerade ball. And a scout seeks to stop a portal opening at midnight.At some point a fire starts.As the adventure progresses it gets colder and there is a snow storm
The characters are friends and family at the celebration. A character is or is undead.It is at a library of forbidden knowledge which is haunted by minor spirits. There are hooded slaad cultists initiating new members. And a bone naga is trying to gain entry to a sacred place guarded by wards.At some point an npc betrays the characters.As the adventure progresses there is a series of murders