Medium swarm, unaligned

Armor Class 12 (natural armor)

Hit Points 22 (5d8)

Speed 20 ft., burrow 5 ft., climb 20 ft.

STR DEX CON INT WIS CHA
3 (-4) 13 (+1) 10 (0) 1 (-5) 7 (-2) 1 (-5)

Damage Resistances bludgeoning, piercing, slashing

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

Senses blindsight 10 ft.

Challenge 1/2 (100 XP)

Swarm. The swarm can occupy another creature’s space and vice versa, and the swarm can move through any opening large enough for a Tiny insect. The swarm can’t regain hit points or gain temporary hit points.

Actions

Bites. Melee Weapon Attack: +3 to hit, reach 0 ft., one target in the swarm’s space. Hit: 10 (4d4) piercing damage, or 5 (2d4) piercing damage if the swarm has half of its hit points or fewer.