Swarm of Rats

AC 10

HP 14 (4d8 - 4)

Speed 30 ft., climb 30 ft.

Resistances Bludgeoning; Piercing; Slashing

Condition Immunities Charmed, Frightened, Grappled, Paralyzed, Petrified, Prone, Restrained, Stunned

Senses Darkvision 30 ft., Passive Perception 10

CR 1/4

Traits

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 rat. The swarm can't regain Hit Points or gain Temporary Hit Points.

Actions

Bites. Melee Attack Roll: +2, reach 5 ft. Hit: 5 (2d4) Piercing damage, or 2 (1d4) Piercing damage if the swarm is Bloodied.