Blindsight 10 ft., Passive Perception 8
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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.
Bite. 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.
Charmed, Frightened, Grappled, Paralyzed, Petrified, Prone, Restrained, Stunned
Bludgeoning, Piercing, Slashing