2024 · ソースブック（プレイを拡張するルール／オプション）
Unnatural Selections, Vol. 2
A bestiary and encounter supplement for Mutant Crawl Classics and Dungeon Crawl Classics, featuring more than 60 atomic animals, mutant monsters, and alien threats for post-apocalyptic campaigns. Each entry includes an illustration, complete statistics, special abilities, and often additional material such as mapped encounters, adventure ideas, or survival tips. Random encounter charts cover entries from both volumes, while the three-hole-punched format supports flexible organization and expansion.
ダイス（特殊）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。