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Chain Worm

This creature looks like a massive centipede with a bright, reflective silver carapace. Its legs are dull silver and its oversized mandibles are black. A dull black stinger is located at the rear of its body.

Chain Worm CR 12

XP 19,200
N Large vermin
Init +3; Senses darkvision 60 ft., tremorsense 60 ft.; Perception +0


AC 27, touch 12, flat-footed 24 (+3 Dex, 15 natural, –1 size)
hp 161 (17d8+68 plus 17)
Fort +14; Ref +8; Will +6
Immune mind-affecting effects


Speed 30 ft., climb 20 ft.
Melee bite +19 (2d8+8 plus grab), tail sting +19 (2d6+8 plus poison)
Space 10 ft.; Reach 5 ft.
Special Attacks trilling


Str 26, Dex 16, Con 19, Int —, Wis 12, Cha 4
Base Atk +12; CMB +21 (+25 grapple); CMD 34
Feats ToughnessB
Skills Climb +16


Poison (Ex)

Sting—injury; save Fort DC 22; frequency 1/round for 4 rounds; effect 1d4 Con; cure 2 saves. The save DC is Constitution-based.

Trilling (Ex)

By rapidly vibrating its carapace, a chain worm emits a high-pitched trilling sound that stuns and deafens all creatures within range. All living creatures within 30 feet that hear it must succeed on a DC 22 Fortitude save or be stunned for 1d4 rounds and deafened for 24 hours. The save DC is Constitution-based.