2001 · 资料书（用于增强玩法的规则/选项）
Demonology: The Dark Road
This d20 supplement expands the rules for summoning and binding demons through magic. It includes new rituals, feats, magic items, and demons, along with detailed chapters covering summoning and binding procedures. Guidance for gamemasters helps incorporate these rules and options into play.
基于网格（使用方格地形进行移动/战斗）技能型（购买或获得技能）职业制（飞行员、巫师、科学家等）
免费，支持网页、Android 和 iOS
用 Ludoya 玩 Demonology: The Dark Road
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。