Spider Swarm

Creature 0

Large
animal
swarm

Perception: +4 web sense; darkvision
Skills: Acrobatics +5, Athletics +2, Stealth +5; Str −2, Dex +3, Con +0, Int −5, Wis +0, Cha −4

Web Sense The spider swarm has imprecise tremorsense to detect the vibrations of creatures touching its web.

AC: 15; Fort +4, Ref +7, Will +2
HP: 12; Immunities precision, swarm mind; Weaknesses area damage 5, splash damage 5; Resistances bludgeoning 2, piercing 5, slashing 5

Swarm Mind

Speed: 20 feet, climb 20 feet

Spider Swarm Venom (poison) Saving Throw DC 14 Fortitude

Maximum Duration 4 rounds

Stage 1 1 poison and Enfeebled 1 (1 round)

Stage 2 1d4 poison and enfeebled 1 (1 round)

Swarming Bites ◆ Each enemy in the spider swarm's space takes 1d4 piercing damage with a DC 14 basic Reflex save.

A creature that fails its save is exposed to spider swarm venom.

Source: Pathfinder Monster Core

Running this fight? Add the spider swarm to the initiative tracker: type its name and the AC, hit points and Perception for initiative fill in, and the book button shows this stat block mid-fight.