资料书（用于增强玩法的规则/选项）
Blue Book
An Italian-language sourcebook for AD&D 1st Edition collecting translated articles from Dragon, White Dwarf, Casus Belli, and other fantasy role-playing publications. It presents new character classes and archetypes, including the Half-Ogre, Alchemist, Barbarian, Cavalier, Warsmith, Houri, Necromancer, Samurai, Duelist, and Death Master, for use in fantasy campaigns.
基于属性/数值（STR、CON、PER 等）等级制（获得经验值并升级）职业制（飞行员、巫师、科学家等）
免费，支持网页、Android 和 iOS
用 Ludoya 玩 Blue Book
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。