Witherling - the name given to the walking dead in Gnollish folklore. A gaping maw of huge, gnashing teeth that desires nothing more than to pierce flesh and taste warm blood again... Instinct: To gnaw the flesh off bones

• Grip something in its jaws

The Dune Mimics of Ahmaradis; massive, terrifying creatures that slumber beneath the sand, utterly imperceptible to the mortal eye. Only centuries of oral tradition have kept alive the knowledge of these creatures' whereabouts, such that travelers may avoid falling prey to their endless hunger. Instinct: To lie in wait

• Disguise itself perfectly beneath the sand