Fiend

"Fiends are a subspecies of Desert Wings bred for viciousness. Gruesome in their feeding habits, the Fiends have earned their name many times over."

- Monster summary Fiends are the second variant of Bat Demon seen in Diablo II. They are very similar to Desert Wing in most cases, albeit a bit stronger. They can be found in Arachnid Lair, Spider Cavern, Swampy Pit 1-2.