Katsuragi Calypso, commonly referred to as Calypso, was the main antagonist of the Shadow RPG Saga in Dark Game!, and a major supporting character in the manga/anime, Dragoon!. Initially a villain, Calypso's goal was to murder Ginta Typhoon and his friends under the assumption that they would not be able to overcome any of the future obstacles that come in their way. However, after her defeat, she reveals to Ginta at the beginning of the second series, that it was simply a test for him to see if he was at a level required to take on the next level. She is an old oracle who knows of every single event that ever occurred in history. She usually supports the heroes by giving them info of any upcoming dangers, and how they should take about in stopping them, usually ending up being right. She has stated that her favorite/greatest comrade and student is Ginta Typhoon. She is one of the many mentors of Ginta throughout the series, always keeping an eye on his progression as a martial artist, admiring his determination and goal to balance out peace and justice throughout the world. She also is the one who tends to inform Ginta about the connections of his ancient past.