Taking place prior to the first episode of Kishiryu Sentai Ryusoulger, this miniseries focuses on the Ryusoul Tribe Masters and their encounter with a mysterious girl.
Original title 騎士竜戦隊リュウソウジャー ＴＨＥ ＬＥＧＡＣＹ ＯＦ Ｔｈｅ Ｍａｓｔｅｒ′ｓ Ｓｏｕｌ
First air date Oct. 17, 2021
Last air date Dec. 19, 2021
Average Duration 15 minutes