- By The Sword (Magic of the Plains) (Vol 1) by Greg Costikyan, 1994-05-15
- One Quest, Hold the Dragons (Cups and Sorcery) by Greg Costikyan, 1995-05
- Another Day, Another Dungeon (Cups and Sorcery, Book 1) by Greg Costikyan, 1990-09
- First Contract by Greg Costikyan, 2001-06-18
- The Willow Game by Greg Costikyan, 1988-06
- BLACK HEART IVORY BONES: My Life as a Bird; Bear it Away; Rapunzel; The Crone; Big Hair; The King with Three Daughters; Boys and Girls Together; Snow in Summer; Chanterelle; Goldilocks Tells All; The Red Boots; Rosie's Dance; You Little Match Girl by Ellen; Windling, Terri (editors) (Charles de Lint; Michael Cadnum; Tanith Lee; Delia Sherman; Esther Friesner; Russell Blackford; Neil Gaiman; Jane Yolen; Greg Costikyan; Debra Cash; Brian Stableford; Scott Bradfield; Leah Cutter; Emma Hardesty) Datlow, 2000
- Greg Costikyan Games: Paranoia, Star Wars Roleplaying Game, Evolution: the Game of Intelligent Life, Toon, Madmaze, Violence, Deathmaze
- Biography - Costikyan, Greg (1959-): An article from: Contemporary Authors Online by Gale Reference Team, 2005-01-01
- Star Wars: The Roleplaying Game by Greg Costikyan, 1987-11
- Toon: The Cartoon Roleplaying Game by Greg Costikyan, Warren Spector, 1991-10-07
- Paranoia Flashbacks (Paranoia Xp) by Paul Baldowski, Edward S. Bolme, et all 2005-02-01
- Another Day, Another Dungeon by Greg Costikyan, 1990
- Horsemen of the Apocalypse: Essays on Roleplaying by Jim Dietz, Gary Gygax, et all 2000-06
- Another Day, Another Dungeon by Greg Costikyan, 1990
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