2004 · シナリオ／アドベンチャー／モジュール
Bits of Darkness: Caverns
A collection of short descriptions for adding detail and atmosphere to fantasy caverns during play. It includes 100 numbered Bits for random or planned use, plus 20 longer Shards depicting locations, events, or the character of an area. An index and card-format entries help Game Masters find and use material quickly. The book also covers basic cavern formation, real-world and fantasy cave exploration, two new swarms featuring cave beetles and serpents, and interior illustrations. The material is designed for use in any fantasy setting with minimal changes.
スキルベース（スキルを購入または獲得）属性／ステータス制（STR、CON、PERなど）レベル制（XPを獲得してレベルアップ）
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。