RPG Company List: O

Obsidian Studios Corporation
PO Box 600271 Jacksonville, FL 32260-0271 (USA)
Makers of "Fuzion" system products, including the Shards of the Stone RPG, and the "Fantasy Role Gamer's Bible" book. Founded by Jared Nielsen and illustrator Jason Engle. Obsidian was acquired by Cybergames.com in September 2000, but the Shards of the Stone property was revoked in a settlement. Author Sean Patrick Fannon and illustrator Jason Engle were relocated to Novato, CA.
Old Kingdom Games
Small PDF/PoD publishers of supplement material for the d20 System and selected RPGs, including the Campaign Gems series of quick-start campaign settings.
Olof Lindqvist Games
Small-press maker of the Swedish-language modern fantasy game, Portal (2005) by Olof Lindqvist.
Omni Gaming Products
4708 Bradley Boulevard Suite#207, Chevy Chase, MD 20815 (USA)
Former makers of licensed TORG products for West End Games, including "Infiniverse" magazine. Current makers of the "How much for the Camel?" boardgame.
Small-press makers of the fantasy RPG Omnifray (2008). The imprint of author Matt West.
Omnihedron Games
Small-press makers of the Napoleonic-era military action RPG, Duty & Honour (2008), along with the naval action variant Beat to Quarters (2009).
Former makers of the Oem Prime system, along with the special icon-marked 12-sided dice ("Success Dice", "Battle Dice", and "Body Dice") that it uses. Founded in 1997, it folded at the start of 1999 -- with the system being taken over by Valiant.
one.seven design
Seattle, WA (USA)
Small-press makers of the competitive RPG of Greek myth, Agon (2006). This is the imprint of author John Harper.
On The Lamb Games
Palm Coast, FL (USA)
Small-press makers of the historical anthropomorphic animal miniatures skirmish game Brushfire and its RPG rules, Historia Rodentia (2010), by Emily Fontana, Matthew Whitehouse, and Pedro Panzardi.
Open World Press
PO Box 1006, New York, NY 10156 (USA)
Small-press makers of supplements for 3rd edition D&D (aka "D20") set in the "World of Whitethorn". Founded by author Ed Cha.
Optimus Design Systems
Buffalo, NY (USA)
Former makers of the Battlelords of the 23rd Century and Blood Dawn, now published by SSDC. ODS is now strictly a game retail outlet in Buffalo, NY.
The Other Gaming Company
Aachen (Germany)
Small-press makers of electronically-published supplements for 3rd edition D&D (aka "D20"), including spell and monster cards as well as a combined RPG and boardgame, "Dungeon Bash". Founded in Aachen, Germany, by Stefan Pietraszak. Staff include Stefan Pietraszak (Design and Layout), Sascha Baumanns (Playtesting), Rene Ganser (Playtesting), Steffi Jordans (Editing and playtesting), and Oliver Breuer (Art).
Madrid (Spain)
Small-press publishers of the Spanish-language Bronze Age fantasy RPG, La Puerta De Ishtar (2012), along with other RPGs including the medieval fantasy RPG, Ablaneda (2014), and translations of the Japanese-language RPG Ryuutama and the English-language RPG Dungeon Crawl Classics.
Otherverse Games
Corpus Christi, TX (USA)
Small-press makers of supplements for D20 Modern including "Black Tokyo" and the upcoming "D20 Decade: The 1980s". Founded in early 2008 by author Chris Field -- who had previously done work for LPJ Designs, Skortched Urf Studios, Tabletop Adventures, and others.
OtherWorld Creations, Inc.
1424 12th St, Suite #B, Santa Monica, CA 90401 (USA)
358 High Tee, Cleveland, OH 44095 (USA)
Small-press makers of supplements for 3rd edition D&D (aka "D20") set in the "World of Diomin". Founded by R. Hyrum Savage in 2000, along with Chad Cunningham, Derek Stevens, Christopher T. Miller, William Perdomo, and Bobby Hitt.
Outlaw Press, Inc.
Lawrenceville, IL (USA)
Small-press makers of new supplements and reprints for the Tunnels and Trolls game, from Flying Buffalo, along with the unofficial 6th edition in 2005. Founded by James Shipman in 1995.
Outpost Games
PO Box 77030, Atlanta, GA 30357-1030 (USA)
Small-press makers of reprints and material for the Bureau 13 and Fringeworthy RPGs, both originally published by Tri Tac Systems. Founded by Bruce Sheffer.

John H. Kim <jhkim-at-darkshire-dot-net>
Last modified: Mon Jul 2 09:16:03 2018