Sources
CR
Type
Size
Alignment
Movement

Swarm of Lemures

Large swarm of Medium Fiends, Lawful Evil

Armor Class 12
Hit Points 45 (6d10 + 12)
Speed 40 ft.
STR
14
+2
DEX
7
-2
CON
14
+2
INT
1
-5
WIS
12
+1
CHA
3
-4
Damage Resistances bludgeoning, cold, piercing, slashing
Damage Immunities fire, poison
Condition Immunities Charmed, Frightened, Grappled, Paralyzed, Petrified, Poisoned, Prone, Restrained, Stunned
Senses Darkvision 120 ft. (unimpeded by magical Darkness), passive Perception 11
Languages understands Infernal but can't speak
Challenge 3 (700 XP)

Traits

Hellish Restoration. If the swarm dies in the Nine Hells, it revives with all its Hit Points in 1d10 days unless it is killed by a creature under the effects of a Bless spell or its remains are sprinkled with Holy Water.

Swarm. The swarm can occupy another creature's space and vice versa, and the swarm can move through an opening large enough for a Medium creature. The swarm can't regain Hit Points or gain Temporary Hit Points.

Actions

Multiattack. The swarm makes two Vile Slime attacks.

Vile Slime. Melee Attack Roll: +4, reach 5 ft. Hit:11 (2d8 + 2) Poison damage, or 9 (2d6 + 2) Poison damage if the swarm is Bloodied.

Lore

Devils of Agony and Despair