D&D 5E Encounter - Underdark

The Underdark is a place of twisting tunnels, constant darkness and strange magic. Encounters might occur in a forest of fungi, amid giant stalactites or by the side of a gaping chasm. It is a place of elemental earth and gates to far realms. Home to fungi creatures, the dark elves and aberrations from the Far Realms
The Underdark is a place of twisting tunnels, constant darkness and strange magic. Encounters might occur in a forest of fungi, amid giant stalactites or by the side of a gaping chasm. It is a place of elemental earth and gates to far realms. Home to fungi creatures, the dark elves and aberrations from the Far Realms.

dnd5e encounters underdark

level: terrain: sources: type:

combatundead

A group of undead

1 Ghast
1 Skeleton

At a carved stairway (close by is a farm of edible white lichen growing high up)
They are consuming an unusual type of fungi
In a fight they used ranged attacks on foes with expensive looking gear
Possibly... during the fight a greater power sends aid to a faithful servant
Difficulty... 750.0 Deadly

combatgoblinoid

A group of goblinoids

3 Hobgoblins
1 Goblin

At a stone path leading up a steep slope. There is a patch of tongue-like fungi with a bulky shale slab (there are fragments of obsidian)
They are exploring a secret entrance
In a fight they swarm the most dangerous warrior
Possibly... during the fight it starts to rain heavily
Difficulty... 700 Deadly

combatbat

A cauldron (group) of bats

4 Giant Bats
2 Bat Swarms

At a mine entrance (nearby is an area of luminous mold)
They are were summoned here by something (magic/dreams/instinct)
In a fight they run away as fast as they can if things go badly
Possibly... they have a Spell Scroll of giant insect
Difficulty... 600 Deadly

combat

3 Piercers (Monster Manual p.252)

At a group of flammable giant mushrooms. There is a fungi-filled pool with a patch of lichen (nearby is the fresh corpse of an intelligent toad)
They are bearing symbols of a deity of darkness
In a fight they swarm smaller foes
Possibly... they have 1d4 small rubies in a green bottle (100 gp each)
Difficulty... 600 Deadly

combatbat

A cauldron (group) of bats

3 Giant Bats
2 Bat Swarms

At an area of mud (which is associated with psionics)
They are curious about a nearby light source
In a fight they fight to the bitter end
Possibly... they have 1d2 vials of acid
Difficulty... 500 Deadly