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Monster

Swarm of Rats

Medium swarm of Tiny beasts · unaligned · CR 0.25

Size
Medium
Type
swarm of Tiny beasts
Alignment
unaligned
AC
type: dex, value: 10
HP
24 (7d8)
Speed
walk: 30 ft.
Challenge
CR 0.25 (50 XP)
STRDEXCONINTWISCHA
91192103

Damage resistances: bludgeoning, piercing, slashing

Condition immunities: Charmed, Frightened, Grappled, Paralyzed, Petrified, Prone, Restrained, Stunned

Senses: darkvision: 30 ft., passive_perception: 10

Special abilities

Keen Smell. The swarm has advantage on Wisdom (Perception) checks that rely on smell.

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 Weapon Attack: +2 to hit, reach 0 ft., one target in the swarm's space. Hit: 7 (2d6) piercing damage, or 3 (1d6) piercing damage if the swarm has half of its hit points or fewer.