Evil creatures of elemental air that present as tiny globes of light or small glowing humanoid skulls. Feed on the fear and dying of their victims. They make attacks with electricity rays, are naturally invisible, and are immune to spells and spell-like abilities except for magic missile. Encountered by Rony and Dora during Iris Hill’s retaliatory attack in the early hours of 8 Neth, after Glowing Jill had been smashed.
The party encountered a group of Will-o’-Wisps in the storms raging outside of Sarnath during the approach of Bokrug.
First Reference: Chapter 37
Other Notable References: Chapter 60, Chapter 72, Chapter 138