Swarm of Insects

Medium Swarm of Tiny Beasts, Unaligned

AC 11 Initiative +1 (11)
HP 19 (3d8 + 6)
Speed 20 ft., Climb or Fly 20 ft. (GM’s choice)

Resistances Bludgeoning, Piercing, Slashing
Immunities Charmed, Frightened, Grappled, Paralyzed, Petrified, Prone, Restrained, Stunned
Senses Blindsight 30 ft.; Passive Perception 8
Languages None
CR 1/2 (XP 100; PB +2)

Traits

Spider Climb. If the swarm has a Climb Speed, the swarm can climb difficult surfaces, including along ceilings, without needing to make an ability check.

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 Attack Roll: +3, reach 5 ft. Hit: 6 (2d4 + 1) Poison damage, or 3 (1d4 + 1) Poison damage if the swarm is Bloodied.