Vault of the Sapphire Key

An ancient imperial vault holds the legendary Sapphire Key, one of four artefacts once used to secure a great treasury. The vault has been rediscovered, but its outer door has resisted every attempt to open it. Characters investigate the site, overcome its defenses, and seek the wealth hidden within. Designed for four characters of levels 1–2.

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）ダイス（主にd20）