The Blue Crystal Rod

The Babylonian Castle Saga is a Japanese role-playing video game franchise developed and published by Bandai Namco Entertainment, formerly Namco, for arcades and home video game platforms. Beginning in 1984 with the arcade title The Tower of Druaga, the series would spawn a total of nine sequel and spin-off games, alongside a manga, soundtrack albums, and two anime series by Gonzo K.K. Later entries in the series would be developed by Endo's personal game company, Game Studio. The series was created by Masanobu Endō, who had previously created Xevious and Grobda.