2004 · 战役设定（游戏世界）
Amethyst Part 1
This first section of a d20 System campaign setting covers pages 1–27, focusing on rules changes and the history of the campaign world. It presents a D&D 3.5-compatible conversion with some elements from d20 Modern; d20 Modern is not required. The D&D 3.5 Player’s Handbook, Dungeon Master’s Guide, and Monster Manual are required to use it.
替代规则（核心规则变体）技能型（购买或获得技能）基于属性/数值（STR、CON、PER 等）等级制（获得经验值并升级）
免费，支持网页、Android 和 iOS
用 Ludoya 玩 Amethyst Part 1
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。