Ninja: A Class For Use With Old-School Essentials

This supplement adds a ninja character class for Old-School Essentials. Characters advance through the ranks of a shinobi clan and learn specialized abilities, including the secret technique of Dim Mak, the Death Touch. It includes rules and statistics for ninja weapons and martial arts, supporting stealthy and close-combat approaches to challenges.

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）クラス制（パイロット、ウィザード、サイエンティストなど）