Skills: Appraise +2, Climb +13, Craft (traps) +5, Disable Device +9, Knowledge (engineering) +2, Perception +5, Stealth +13 (+17 in metal or stony areas, +9 when moving); Racial Modifiers +4 Disable Device, +4 Stealth in metal or stony areas, –4 Stealth when moving
Languages: Undercommon
Organization: solitary, pair, mob (3–12), or infestation (13–20 with 1–3 sorcerers of 1st–3rd level, 1 rogue leader of 2nd–4th level, 2–14 trained dire rats, 2–5 trained venomous snakes, and 1–3 rat swarms)