Blue Dragon's designers include Hironobu Sakaguchi, Akira Toriyama, and Nobuo Uematsu, respectively co-supervisor, character designer, and second composer of Chrono Trigger, the extremely successful RPG for the Super Nintendo Entertainment System.
At one point in game, the party must fight a robot ally who's being controlled by some kind of sweeper. In Japanese, the word for "sweeping" and "brainwashing" is the same, making it a pun that doesn't really work in English.