These insidious beetles latch onto a creature's spine and cause excruciating pain.
Consumable: Consumable 160 gp
Power Consumable (Standard Action)
Make an attack: Melee touch (one creature); Dexterity + 3 vs. Reflex; Hit: The target is immobilized, grants combat advantage, and takes a -2 penalty to attack rolls (save ends all).
Published in Dark Sun Campaign Setting, page(s) 129.