d20 System

The d20 System is a role-playing game system published in 2000 by Wizards of the Coast originally developed for the third edition of Dungeons & Dragons. The system is named after the iconic 20-sided dice which are central to the core mechanics of many actions in the game. Much of the d20 System was released as the System Reference Document (SRD) under the Open Game License (OGL) as Open Game Content (OGC), which allows commercial and non-commerci... More

Introduced:

  • 2000
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