The First Heretic
Aaron Dembski-Bowden
Warhammer 40k:Horus Heresy (13)
Dragon Magazine #373
Unknown
Curse of the Riven Sky
Paizo Publishing
Bloodlines the Hidden
White Wolf
Book of Challenges: Dungeon Rooms, Puzzles, and Traps
Daniel Kaufman
Planar Handbook
Bruce R. Cordell & Gwendolyn F.M. Kestrel