So who wrote the Undermountain adventure? Anyone know? #dnd #origins
— SlyFlourish (@SlyFlourish) June 15, 2016
@Millatron81 @SlyFlourish I wrote the UnderMountain box, and @StevenESchend edited it down so it would FIT in the box. He wrote (next tweet)
— Ed Greenwood (@TheEdVerse) June 16, 2016
@Millatron81 @SlyFlourish …the Dungeon Crawl modules. Later hc book: me for the topmost stuff and uberview, Eric Boyd, and @seankreynolds
— Ed Greenwood (@TheEdVerse) June 16, 2016