2009 · 核心规则（开始对局的最低要求）
Searchers of the Unknown Target d20
A minimalist old-school fantasy roleplaying system built around a d20-based ruleset. It supports exploring dungeons, facing monsters, and overcoming hazards in classic fantasy adventure modules with streamlined rules.
等级制（获得经验值并升级）骰子（多种）
免费，支持网页、Android 和 iOS
用 Ludoya 玩 Searchers of the Unknown Target d20
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。