A large bloated leech floats in the muck and slime.
Giant Leech CR 2
Str 11, Dex 12, Con 14, Int –, Wis 10, Cha 1
Base Atk +2; CMB +2 (+10 grapple); CMD 13 (can’t be tripped)
Skills Stealth +1 (+9 in swamps), Swim +8; Racial Modifiers +8 Stealth in swamps
A handful of salt burns a giant leech as if it were a flask of acid, causing 1d6 points of damage per use.
Environment temperate or warm marshes
Organization cluster, pair, or brood (3-6)
These invertebrate parasitic relatives of the worm lurk in stagnant or slow-moving water, waiting for a suitable host. Giant leeches appear as larger versions of the common leech.
A giant leech attacks any living creature that comes within 30 feet of it. There is a 50% chance that any leech encountered carries filth fever.
Giant Leech from the Tome of Horrors Complete, Copyright 2011, Necromancer Games, Inc., published and distributed by Frog God Games; Author Scott Greene, based on original material by Gary Gygax.