Troth Glenbeard was a dwarf with a mission. And that was destruction.
From there, things happened. And the Irondeeps got a Subterranean-Transport-System-That-Moves-Things-Around-Faster-Than-Equine-Means (aka, in modern-speak, a subway).
The Hierophant of Greenmarch is a lycanthrope. Rather than seeking a cure, or hiding his condition, he considers it a blessing from the Goddess of the moon, and requires that all of the Druids and loyal Rangers of Greenmarch to share in his gift.