d20 Apocalypse: A d20 Modern Supplement, by
d20 Cyberscape : A d20 Modern Supplement, by Owen K.C. Stephens
d20 Modern Roleplaying Game: Core Rulebook, by Redman, Rich, Grubb, Jeff, Slavicsek, Bill, Stan!
d20 Pantheonic Dreams The Ecology of Cantom Volume 1, by Jason Vandenberg, et al
Deck of Many Things, by
Dragon Compendium Volume 1 (Dungeons & Dragons) (Vol. 1), by Mcartor, Mike
Dragon Lords of Melnibone: Adventuring in a Dark World of Law & Chaos (Dragon Lords of Melnibone (D20),2017,) (Worlds of the Eternal Champion), by Charlie Krank, et al
Dragonlance Knightly Orders of Ansalon (Dragonlance Sourcebooks), by Cam Banks,Trampas Whiteman,Clark Valentine,Nicole Harsch,Sean Everette
Dragonmarked (Dungeons & Dragons d20 3.5 Fantasy Roleplaying, Eberron Supplement), by Baker, Keith, Lyons, Michelle, Suleiman, C.A.
Dragons (d20 Fantasy Roleplaying), by Jim Pinto, Mike Leader, Mike Mearls, Andrew Getting, Ree Soesbee, Douglas Sun, Peter Flanagan, J. Darby Douglas, Aaron A. Acevedo
Dragonstar: Guide to the Galaxy, by Matt Forbeck, Greg Benage
Dungeon Crawl Classics #11: The Dragonfiend Pact, by Doyle, Chris
Dungeon Crawl Classics #13: Crypt of the Devil Lich, by Doyle, Chris
Dungeon Crawl Classics 25, by Simmons, Jeremy
Dungeoncraft (Legends & Lairs, d20 System), by Fantasy Flight Staff
Dungeons & Dragons 3.5 Player's Handbook, by Wizards RPG Team
Dynasties and Demagogues (Penumbra D20), by Aylott, Chris
Eberron Campaign Setting (Dungeons & Dragons d20 3.5 Fantasy Roleplaying), by Wyatt, James, Slavicsek, Bill, Baker, Keith
Eberron: Explorer's Handbook, by David Noonan, Frank Brunner, Rich Burlew
Egyptian Adventures: Hamunaptra (Mythic Vistas), by Kenson, Steve, Marmell, Ari, Suleiman, C. Amadeus
Enchanted Locations d20, by Connors, William W., Ward, James M.
Encyclopaedia Arcane: Chaos Magic Wild Sorcery, by Witt, Sam
Encyclopaedia Arcane: Star Magic - Wisdom Of The Magi, by Kalvar, Shannon
Encyclopedia of Demons & Devils 2 (D20 System), by Ward, James M.
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