On the front half, we talk about Major John André. The revolutionary war-era British soldier was liked by his peers and his enemies alike, but having a (probable) affair with the wife of man on the inside doesn't tend to turn out well.
On the back half, we take a look at Detroit's curious legendary Nain Rogue, or Red Gnome, and the creatures centuries long habit for leaving a wake of pain and destruction wherever it is seen.