3D Game Alchemy © 1996 Sams Publishing.
This cover-mount CD was predominantly a collection of existing third-party resources for the games, created and distributed on BBS systems and collated for the book collection.
"3D Game Alchemy for Doom, Doom II, Heretic, and Hexen" was the title for the second edition of the book "Tricks of the Doom Programming Gurus", both thick volumes on how to create your own levels and resources for the computer games Doom, Doom 2, Heretic and Hexen.