Concept: “A large spectral Fey hound”
Content: A folkloric fairy dogs and some hooks for encountering them
Writing: Provides lots of background on behavior and intricate rules for its howl ability
Art/design: Relatively conservative layout and design with enough visual flair to be distinctively Mörky
Usability: Fairly simple mechanics, lots of lore for the GM to play with 

Concept: “What happens when the lore of our world collides with the Dying World of MÖRK BORG?”
Content: The second volume of collected FÖLK-LORE Jam entries
Writing: Varies by author, see individual entries under the FÖLK-LORE Jam tag
Art/design: Varies by entry; single-page entries are well balanced in spreads
Usability: Varies by entry, but it’s all Mörk Borg—how tough could it be?

Concept: “The room is indeed empty but it is diabolically trapped.”
Content: A room featuring d4 traps and d6 trigger sounds
Writing: A descriptive passage with mechanical exposition of the situation and individual traps (with clever names)
Art/design: Color and visual elements delineate each section for easy reference
Usability: Caution: contains disturbingly naked imps

Concept: “The will of the piper Culloden Reid was so strong that as his blood soaked into his bagpipes, so did his wrath, his anger and his military guile.”
Content: Bagpipes with a variety of effects in combat
Writing: Contains extensive in-game lore and a short essay on the item’s real-world inspiration
Art/design: Primarily textual; visual elements, varied typefaces, and some minor illustrations add character
Usability: Way easier than real bagpipes