2025 · 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. 3
A collection of post-apocalyptic and fantasy monsters for Mutant Crawl Classics and other d20-based roleplaying games. It presents over 60 illustrated monsters with more than 100 stated creatures, along with details on using carcasses, adventure hooks, random tables, encounter and treasure charts, and mapped mini-adventures. The pages are designed for printing and storing in a small three-ring binder, with a blank monster sheet included for creating additional entries.
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。