2012 · ソースブック（プレイを拡張するルール／オプション）
Roll XX
A system-agnostic inspiration tool for fantasy, science fiction, superhero, modern, and horror games. It presents more than 90 questions about mysteries, threats, characters, locations, and setting details, each paired with 20 possible answers. A d20 roll selects an answer, creating adventure hooks, story seeds, NPCs, monsters, magic items, and other ideas for play.
ゲーム情報（人数、プレイ時間、対象年齢、クレジット）の出典：BoardGameGeek。