Rat Swarm

Level 1 / Large / animal

Level1
Armor Class14
Hit Points14
Perception+5
Speed30 feet, Climb 10 feet
STR-2modifier
DEX+3modifier
CON+1modifier
INT-4modifier
WIS+1modifier
CHA-3modifier
Saving Throws

Fortitude +2, Reflex +7, Will +4

Skills

Acrobatics +8, Athletics +4, Stealth +6

Senses

Low Light Vision, Scent 30 feet Imprecise

Immunities

Precision, Swarm Mind

Resistances

Physical 6 except Bludgeoning

Weaknesses

Area Damage 3, Splash Damage 3

Actions & Abilities

Swarm Mind

Passive

Putrid Plague

Passive

The and conditions from putrid plague don't improve on their own until the disease is cured.

Saving Throw

Stage 1 carrier with no ill effect ({1d4 hours})

Stage 2 Sickened 1 (1 day)

Stage 3 Sickened 1 and Slowed 1 (1 day)

Stage 4 (1 day)

Stage 5 dead

Swarming Bites

1 action

Each enemy in the swarm's space takes 1d6[piercing|options:area-damage] damage and must attempt a save. A creature that fails its save is exposed to putrid plague.

Creature Abilities

Putrid Plague. The and conditions from putrid plague don't improve on their own until the disease is cured.

Saving Throw

Stage 1 carrier with no ill effect ({1d4 hours})

Stage 2 Sickened 1 (1 day)

Stage 3 Sickened 1 and Slowed 1 (1 day)

Stage 4 (1 day)

Stage 5 dead

Swarming Bites. Each enemy in the swarm's space takes 1d6[piercing|options:area-damage] damage and must attempt a save. A creature that fails its save is exposed to putrid plague.

Source, license, and attribution

Source: Pathfinder Monster Core (remaster-core-2026-08-10)

This product is licensed under the ORC License located at the Library of Congress at TX 9-307-067 and available online at various locations. All warranties are disclaimed as set forth therein. Attribution: Pathfinder Monster Core (c) 2024, Paizo Inc.; Authors: Alexander Augunas, Dennis Baker, Kate Baker, Joshua Birdsong, Joseph Blomquist, Logan Bonner, Jason Bulmahn, James Case, John Compton, Paris Crenshaw, Adam Daigle, Darrin Drader, Brian Duckwitz, Robert N. Emerson, Scott Fernandez, Eleanor Ferron, Leo Glass, Matthew Goodall, BJ Hensley, Thurston Hillman, Vanessa Hoskins, James Jacobs, Jenny Jarzabski, Miko Kallio, Jason Keeley, Jeff Lee, Lyz Liddell, Luis Loza, Ron Lundeen, Robert G. McCreary, Philippe-Antoine Menard, Jacob W. Michaels, Dave Nelson, Jason Nelson, Tim Nightengale, Stephen Radney-MacFarland, Mikhail Rekun, Patrick Renie, Alex Riggs, David N. Ross, Michael Sayre, Mark Seifter, Chris S. Sims, Amber Stewart, Jeffrey Swank, William Thompson, Jason Tondro, Clark Valentine, Landon Winkler, Tonya Woldridge, and Linda Zayas-Palmer. Adaptation: Myth Meister PF2e Remaster Compendium, 2026. If you use this Adapted Licensed Material, please credit Myth Meister. The normalized rules records and rules-reference text in the Myth Meister PF2e Remaster Compendium are Adapted Licensed Material offered under the ORC License. Reserved Material in this product includes the Myth Meister name and logos, application source code, visual design and trade dress, and original campaign content. Pathfinder, Paizo, product logos, artwork, maps, trade dress, setting lore, characters, deities, locations, organizations, events, plots, and other Paizo Reserved Material are not included. Myth Meister is not affiliated with or endorsed by Paizo Inc. Expressly Designated Licensed Material: None.

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