Dungeons & Dragons D20 System (OGL)
Secondhand / used d20 System roleplaying game books from Third party publishers compatible with Dungeons & Dragons 3rd and / or 3.5 edition*.
Any RPG books compatible with D&D 4th and 5th editions are generally found in our Dungeons & Dragons subcategory
*Books with the d20 trademark used a Wizards of the Coast (WotC) System reference document that is Open Game Content (OGC) for licensed parties to use under the Open Game License (OGL).
Showing all 16 results
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1001 Science Fiction weapons revised ed. d20 System (2007) POD
Sale! Original price was: $6.00.$5.10Current price is: $5.10. Read more out of stock -
d20 Modern – core rulebook (2002)
$58.00 Add to cart -
d20 Modern – d20 Cyberscape (2005)
$51.00 Add to cart -
d20 Modern – d20 Future (2004)
$38.00 Add to cart -
d20 Modern – d20 Future tech (2006)
$53.00 Add to cart -
Dragonstar rpg Starfarer’s handbook d20 (2001)
$15.00 Add to cart -
FUDGE Gamemastering Secrets 2nd ed d20 (2002)
Sale! Original price was: $15.00.$12.75Current price is: $12.75. Read more out of stock -
Legend of the Five Rings RPG 2nd ed. Rokugan Campaign setting (2004) As is.
$18.00 Add to cart -
Legend of the Five Rings RPG 2nd ed. Secrets of the Lion (2003)
$34.00 Add to cart -
Legend of the Five Rings RPG 2nd ed. Secrets of the Scorpion (2003)
$36.00 Add to cart -
Legends & Lairs Giant Lore d20 (2003)
Sale! Original price was: $8.45.$7.18Current price is: $7.18. Read more out of stock -
Mutants & Masterminds 2nd ed OGL Bedlam City (2008) POD
$8.00 Add to cart -
Mutants & Masterminds 2nd ed OGL Nocturnals (2006)
$13.00 Add to cart -
Mutants & Masterminds 2nd ed OGL Paragons (2007)
$11.00 Add to cart -
Spycraft setting: Shadowforce Archer world book (2002)
Sale! Original price was: $13.45.$11.43Current price is: $11.43. Read more out of stock -
Sword & Sorcery: Scarred Lands – Creature collection II Dark Menagerie (2001)
Sale! Original price was: $15.00.$12.75Current price is: $12.75. Read more out of stock
Showing all 16 results