5 books
DCC Dying Earth #10: Passage to the Manse of Erudite Wonderment
Dungeon Crawl Classics Dying Earth #4: Mind Weft of the Moonstone Palace
Dungeon Crawl Classics Dying Earth Boxed Set
Dungeon Crawl Classics #102: Dweller Between the Worlds
The Greatest Thieves in Lankhmar Box Set