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Weasel

Tiny Beast, unaligned

CR 0

10 XP

AC: 13
HP: 1 (1d4-1)
Speed: walk 30 ft.
Skills: Perception +3, Stealth +5
Senses: passive Perception 13
Languages:
STR
3
-4
DEX
16
+3
CON
8
-1
INT
2
-4
WIS
12
+1
CHA
3
-4

Special Abilities

Keen Hearing and Smell

The weasel has advantage on Wisdom (Perception) checks that rely on hearing or smell.

Actions

Bite

Melee Weapon Attack: +5 to hit, reach 5 ft., one creature. Hit: 1 piercing damage.

Quick Reference

Challenge: CR 0
Type: Beast
Size: Tiny
Alignment: unaligned
Best for party of 4 at level 1

Running This Encounter

Weasels are best used as nuisances, distractions, or environmental hazards rather than serious threats. Swarms of 8-12 weasels can pose a genuine danger to low-level parties through action economy and repeated attacks. Use them to ambush unprepared adventurers, steal supplies, or guard a lair entrance. Consider mixing them with a more powerful beast that commands them, like a giant weasel or druid companion.

Combat Tactics

Weasels attack in packs, using their Pack Tactics feature to gain advantage on attacks. They target isolated party members and attempt to separate them from the group. If a weasel takes damage, the swarm may flee but typically returns to harass the party repeatedly.

Environment & Setting

Weasels thrive in forests, burrows, and abandoned ruins where they can ambush from cover. They're particularly dangerous in tight dungeon corridors where their size provides tactical advantage.

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