2001 · 资料书（用于增强玩法的规则/选项）
Libellus Sanguinis 4: Thieves in the Night
A sourcebook for a gothic roleplaying setting in which vampiric clans struggle with the Curse, hidden secrets, and the divisions between high-born princes and outcast bloodlines. It provides detailed coverage of the Malkavian, Nosferatu, and Ravnos clans, along with new Discipline powers, Merits, Flaws, and other clan-specific traits. Expanded rules and guidance cover the Dementation and Chimerstry Disciplines.
技能型（购买或获得技能）基于点数（分配点数以获得技能、能力等）基于属性/数值（STR、CON、PER 等）
免费，支持网页、Android 和 iOS
用 Ludoya 玩 Libellus Sanguinis 4: Thieves in the Night
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。