Clockwork Beetle Swarm

Large Swarm, Unaligned

Armor Class 14 (natural armor)

Hit Points 52 (8d10 + 8)

Speed fly +30, walk +50

Challenge 3

STR
8
-1
DEX
16
+3
CON
12
+1
INT
1
-5
WIS
12
+1
CHA
7
-2

Damage Vulnerabilities False

Damage Resistances bludgeoning, piercing, slashing

Damage Immunities poison, psychic

Condition Immunities charmed, exhaustion, frightened, grappled, paralyzed, petrified, poisoned, prone, restrained, stunned

Senses darkvision 60 ft., passive Perception 11

Languages —

Special Abilities

Construct Nature. The swarm doesn't require air, food, drink, or sleep.

Magic Resistance. The swarm has advantage on saving throws against spells and other magical effects.

Swarm. The swarm can occupy another creature's space and vice versa, and it can move through any opening large enough for a Tiny Construct. The swarm can't regain hp or gain temporary hp.

Actions

Bites. Melee Weapon Attack: +5 to hit, reach 0 ft., one target in the swarm's space. Hit: 18 (4d8) piercing damage, or 9 (2d8) piercing damage if the swarm has half of its hp or fewer, plus 3 (1d6) poison damage.

Source: Tome of Beasts 2023 · OGL/Open