Boudreaux's Old Cabin

From publisher blurb: BOUDREAUX’S CABIN, an adventure that ties the world of Blood & Justice with the greater Omniverse—Evil Beagle’s multiverse of interconnected worlds. Old Boudreaux built a mysterious cabin deep in the swamps, and then vanished from the face of the earth. What horror did he hide within this forbidding shack, and are the heroes courageous enough to face it down?