Mythos
Enemy

Creature.

Fight: 1. Health: 1. Evade: 3.
Damage: 1. Horror: 0.

Hunter.

A horde of cruel rats skitters forth in an undulating wave of claws, teeth, and mottled fur.
Bill Thompson
Core Set #159. Rats #1-3.
Swarm of Rats
Reviews

A card most often seen as encounter filler in an early campaign scenario. On all but the weakest fight value investigators most likely to just consume an action to dispatch, or two if unlucky. At least it has hunter.

Also Often exploited to trigger specific — The_Wall · 113
Also often exploited to trigger specific interactions; for example Roland dragging one over to a high shroud location to splat it for a tough clue. — The_Wall · 113
Very good point that I missed. Never underestimate a guardian dragging a monster in handcuffs or otherwise to where they need it. — DoodleRaccoon · 2